diff --git a/storage/tokudb/CMakeLists.txt b/storage/tokudb/CMakeLists.txt
index 8cf572e7be1..b970a8e0495 100644
--- a/storage/tokudb/CMakeLists.txt
+++ b/storage/tokudb/CMakeLists.txt
@@ -54,7 +54,7 @@ IF(DEFINED TOKUDB_NOPATCH_CONFIG)
     ADD_DEFINITIONS("-DTOKUDB_NOPATCH_CONFIG=${TOKUDB_NOPATCH_CONFIG}")
 ENDIF()
 
-macro(set_cflags_if_supported)
+macro(prepend_cflags_if_supported)
   foreach(flag ${ARGN})
     string(REGEX REPLACE "-" "_" temp_flag ${flag})
     check_c_compiler_flag(${flag} HAVE_C_${temp_flag})
@@ -66,7 +66,7 @@ macro(set_cflags_if_supported)
       set(CMAKE_CXX_FLAGS "${flag} ${CMAKE_CXX_FLAGS}")
     endif ()
   endforeach(flag)
-endmacro(set_cflags_if_supported)
+endmacro(prepend_cflags_if_supported)
 
 macro(append_cflags_if_supported)
   foreach(flag ${ARGN})
@@ -82,16 +82,19 @@ macro(append_cflags_if_supported)
   endforeach(flag)
 endmacro(append_cflags_if_supported)
 
-set_cflags_if_supported(-Wno-missing-field-initializers)
+
+## PerconaFT sets "-Wmissing-format-attribute" what causes warnings in some MySQL include files
+prepend_cflags_if_supported(-Wno-missing-format-attribute)
+
+# "cmake/maintainer.cmake" sets "-Wvla" which causes warnings with PerconaFT
 append_cflags_if_supported(-Wno-vla)
 
-# Disable warnings for gcc-9 or higher
-IF(CMAKE_COMPILER_IS_GNUCXX AND
-    (CMAKE_CXX_COMPILER_VERSION VERSION_EQUAL 9.0 OR
-     CMAKE_CXX_COMPILER_VERSION VERSION_GREATER 9.0))
-  append_cflags_if_supported(-Wno-address-of-packed-member)
+# Suppress warnings for gcc older than gcc-5 (for tokudb_status.h, ha_tokudb.cc, hatoku_hton.cc)
+IF(CMAKE_COMPILER_IS_GNUCXX AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS 5.0)
+  prepend_cflags_if_supported(-Wno-missing-field-initializers)
 ENDIF()
 
+
 IF (EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/PerconaFT/")
     IF (EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/ft-index/")
         MESSAGE(FATAL_ERROR "Found both PerconaFT and ft-index sources.  Don't know which to use.")
diff --git a/storage/tokudb/PerconaFT/CMakeLists.txt b/storage/tokudb/PerconaFT/CMakeLists.txt
index 68c98035e16..385ea7409a3 100644
--- a/storage/tokudb/PerconaFT/CMakeLists.txt
+++ b/storage/tokudb/PerconaFT/CMakeLists.txt
@@ -10,7 +10,9 @@ set(CMAKE_SHARED_LIBRARY_LINK_C_FLAGS "")
 set(CMAKE_SHARED_LIBRARY_LINK_CXX_FLAGS "")
 
 # See: https://jira.percona.com/browse/TDB-93
-IF(CMAKE_CXX_COMPILER_ID MATCHES "Clang")
+IF(CMAKE_CXX_COMPILER_ID MATCHES "Clang" OR
+   (CMAKE_COMPILER_IS_GNUCXX AND
+    NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 9.0)) # g++-9 or newer
   SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-address-of-packed-member")
   SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-address-of-packed-member")
 ENDIF()
diff --git a/storage/tokudb/PerconaFT/cmake_modules/TokuSetupCompiler.cmake b/storage/tokudb/PerconaFT/cmake_modules/TokuSetupCompiler.cmake
index 502fd192644..92897b88f25 100644
--- a/storage/tokudb/PerconaFT/cmake_modules/TokuSetupCompiler.cmake
+++ b/storage/tokudb/PerconaFT/cmake_modules/TokuSetupCompiler.cmake
@@ -46,31 +46,20 @@ endif (USE_GCOV)
 include(CheckCCompilerFlag)
 include(CheckCXXCompilerFlag)
 
-## adds a compiler flag if the compiler supports it
-macro(set_cflags_if_supported_named flag flagname)
-  check_c_compiler_flag("${flag}" HAVE_C_${flagname})
-  if (HAVE_C_${flagname})
-    set(CMAKE_C_FLAGS "${flag} ${CMAKE_C_FLAGS}")
-  endif ()
-  check_cxx_compiler_flag("${flag}" HAVE_CXX_${flagname})
-  if (HAVE_CXX_${flagname})
-    set(CMAKE_CXX_FLAGS "${flag} ${CMAKE_CXX_FLAGS}")
-  endif ()
-endmacro(set_cflags_if_supported_named)
-
-## adds a compiler flag if the compiler supports it
-macro(set_cflags_if_supported)
-  foreach(flag ${ARGN})
-    check_c_compiler_flag(${flag} HAVE_C_${flag})
-    if (HAVE_C_${flag})
-      set(CMAKE_C_FLAGS "${flag} ${CMAKE_C_FLAGS}")
-    endif ()
-    check_cxx_compiler_flag(${flag} HAVE_CXX_${flag})
-    if (HAVE_CXX_${flag})
-      set(CMAKE_CXX_FLAGS "${flag} ${CMAKE_CXX_FLAGS}")
-    endif ()
-  endforeach(flag)
-endmacro(set_cflags_if_supported)
+## prepends a compiler flag if the compiler supports it
+MACRO (prepend_cflags_if_supported)
+  FOREACH (flag ${ARGN})
+    STRING (REGEX REPLACE "-" "_" temp_flag ${flag})
+    check_c_compiler_flag (${flag} HAVE_C_${temp_flag})
+    IF (HAVE_C_${temp_flag})
+      SET (CMAKE_C_FLAGS "${flag} ${CMAKE_C_FLAGS}")
+    ENDIF ()
+    check_cxx_compiler_flag (${flag} HAVE_CXX_${temp_flag})
+    IF (HAVE_CXX_${temp_flag})
+      SET (CMAKE_CXX_FLAGS "${flag} ${CMAKE_CXX_FLAGS}")
+    ENDIF ()
+  ENDFOREACH (flag)
+ENDMACRO (prepend_cflags_if_supported)
 
 ## adds a linker flag if the compiler supports it
 macro(set_ldflags_if_supported)
@@ -83,33 +72,18 @@ macro(set_ldflags_if_supported)
   endforeach(flag)
 endmacro(set_ldflags_if_supported)
 
-if (NOT DEFINED MYSQL_PROJECT_NAME_DOCSTRING)
-  set (OPTIONAL_CFLAGS "${OPTIONAL_CFLAGS} -Wmissing-format-attribute")
-endif()
-
 ## disable some warnings
-## missing-format-attribute causes warnings in some MySQL include files
-## if the library is built as a part of TokuDB MySQL storage engine
-set_cflags_if_supported(
+prepend_cflags_if_supported(
   -Wno-missing-field-initializers
   -Wstrict-null-sentinel
   -Winit-self
   -Wswitch
   -Wtrampolines
   -Wlogical-op
-  ${OPTIONAL_CFLAGS}
-  -Wno-error=missing-format-attribute
-  -Wno-error=address-of-array-temporary
-  -Wno-error=tautological-constant-out-of-range-compare
-  -Wno-error=maybe-uninitialized
-  -Wno-ignored-attributes
-  -Wno-error=extern-c-compat
-  -Wno-pointer-bool-conversion
   -fno-rtti
   -fno-exceptions
   -Wno-error=nonnull-compare
   )
-## set_cflags_if_supported_named("-Weffc++" -Weffcpp)
 
 if (CMAKE_CXX_FLAGS MATCHES -fno-implicit-templates)
   # must append this because mysql sets -fno-implicit-templates and we need to override it
@@ -121,27 +95,18 @@ endif()
 
 ## Clang has stricter POD checks.  So, only enable this warning on our other builds (Linux + GCC)
 if (NOT CMAKE_CXX_COMPILER_ID MATCHES Clang)
-  set_cflags_if_supported(
+  prepend_cflags_if_supported(
     -Wpacked
     )
 endif ()
 
 option (PROFILING "Allow profiling and debug" ON)
 if (PROFILING)
-  set_cflags_if_supported(
+  prepend_cflags_if_supported(
     -fno-omit-frame-pointer
   )
 endif ()
 
-## this hits with optimized builds somewhere in ftleaf_split, we don't
-## know why but we don't think it's a big deal
-set_cflags_if_supported(
-  -Wno-error=strict-overflow
-  )
-set_ldflags_if_supported(
-  -Wno-error=strict-overflow
-  )
-
 # new flag sets in MySQL 8.0 seem to explicitly disable this
 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fexceptions")
 
@@ -179,7 +144,7 @@ else ()
 endif ()
 
 ## set warnings
-set_cflags_if_supported(
+prepend_cflags_if_supported(
   -Wextra
   -Wbad-function-cast
   -Wno-missing-noreturn
@@ -188,7 +153,7 @@ set_cflags_if_supported(
   -Wmissing-declarations
   -Wpointer-arith
   -Wshadow
-  ${OPTIONAL_CFLAGS}
+  -Wmissing-format-attribute
   ## other flags to try:
   #-Wunsafe-loop-optimizations
   #-Wpointer-arith
@@ -202,7 +167,7 @@ set_cflags_if_supported(
 
 if (NOT CMAKE_CXX_COMPILER_ID STREQUAL Clang)
   # Disabling -Wcast-align with clang.  TODO: fix casting and re-enable it, someday.
-  set_cflags_if_supported(-Wcast-align)
+  prepend_cflags_if_supported(-Wcast-align)
 endif ()
 
 ## always want these
diff --git a/storage/tokudb/PerconaFT/ft/logger/logger.cc b/storage/tokudb/PerconaFT/ft/logger/logger.cc
index 7258f5552e6..60280a94075 100644
--- a/storage/tokudb/PerconaFT/ft/logger/logger.cc
+++ b/storage/tokudb/PerconaFT/ft/logger/logger.cc
@@ -50,6 +50,9 @@ Copyright (c) 2006, 2015, Percona and/or its affiliates. All rights reserved.
 #include "util/status.h"
 
 int writing_rollback = 0;
+extern "C" {
+  uint force_recovery = 0;
+}
 
 static const int log_format_version = TOKU_LOG_VERSION;
 
diff --git a/storage/tokudb/PerconaFT/ft/serialize/rbtree_mhs.h b/storage/tokudb/PerconaFT/ft/serialize/rbtree_mhs.h
index eb8c953b08c..31ffd7e1617 100644
--- a/storage/tokudb/PerconaFT/ft/serialize/rbtree_mhs.h
+++ b/storage/tokudb/PerconaFT/ft/serialize/rbtree_mhs.h
@@ -193,6 +193,7 @@ namespace MhsRbTree {
             BlockPair(OUUInt64 o, OUUInt64 s) : _offset(o), _size(s) {}
             BlockPair(const BlockPair &o)
                 : _offset(o._offset), _size(o._size) {}
+            BlockPair& operator=(const BlockPair&) = default;
 
             int operator<(const BlockPair &rhs) const {
                 return _offset < rhs._offset;
diff --git a/storage/tokudb/PerconaFT/ft/tests/cachetable-simple-close.cc b/storage/tokudb/PerconaFT/ft/tests/cachetable-simple-close.cc
index c1c4cb4f16e..a13e6d26d15 100644
--- a/storage/tokudb/PerconaFT/ft/tests/cachetable-simple-close.cc
+++ b/storage/tokudb/PerconaFT/ft/tests/cachetable-simple-close.cc
@@ -195,13 +195,13 @@ static void test_multiple_cachefiles(bool use_same_hash) {
 
         char fname1[strlen(TOKU_TEST_FILENAME) + sizeof("_1")];    
         strcpy(fname1, TOKU_TEST_FILENAME);
-        strncat(fname1, "_1", sizeof("_1"));
+        strcat(fname1, "_1");
         char fname2[strlen(TOKU_TEST_FILENAME) + sizeof("_2")];    
         strcpy(fname2, TOKU_TEST_FILENAME);
-        strncat(fname2, "_2", sizeof("_2"));
+        strcat(fname2, "_2");
         char fname3[strlen(TOKU_TEST_FILENAME) + sizeof("_3")];    
         strcpy(fname3, TOKU_TEST_FILENAME);
-        strncat(fname3, "_3", sizeof("_3"));
+        strcat(fname3, "_3");
 
         unlink(fname1);
         unlink(fname2);
@@ -280,10 +280,10 @@ static void test_evictor(void) {
 
     char fname1[strlen(TOKU_TEST_FILENAME) + sizeof("_1")];    
     strcpy(fname1, TOKU_TEST_FILENAME);
-    strncat(fname1, "_1", sizeof("_1"));
+    strcat(fname1, "_1");
     char fname2[strlen(TOKU_TEST_FILENAME) + sizeof("_2")];    
     strcpy(fname2, TOKU_TEST_FILENAME);
-    strncat(fname2, "_2", sizeof("_2"));
+    strcat(fname2, "_2");
 
     unlink(fname1);
     unlink(fname2);
diff --git a/storage/tokudb/PerconaFT/ft/tests/ft-bfe-query.cc b/storage/tokudb/PerconaFT/ft/tests/ft-bfe-query.cc
index 7abd2267a7e..1d6bc2fba7a 100644
--- a/storage/tokudb/PerconaFT/ft/tests/ft-bfe-query.cc
+++ b/storage/tokudb/PerconaFT/ft/tests/ft-bfe-query.cc
@@ -337,7 +337,7 @@ static void test_prefetching(void) {
     sn.layout_version_original = FT_LAYOUT_VERSION;
     sn.height = 1;
     sn.n_children = 3;
-    sn.dirty = 1;
+    sn.set_dirty();
     sn.oldest_referenced_xid_known = TXNID_NONE;
 
     uint64_t key1 = 100;
diff --git a/storage/tokudb/PerconaFT/ft/tests/ft-clock-test.cc b/storage/tokudb/PerconaFT/ft/tests/ft-clock-test.cc
index 00ff8cf204b..1a708b8e3cc 100644
--- a/storage/tokudb/PerconaFT/ft/tests/ft-clock-test.cc
+++ b/storage/tokudb/PerconaFT/ft/tests/ft-clock-test.cc
@@ -133,7 +133,7 @@ static void test1(int fd, FT ft_h, FTNODE *dn) {
     for (int i = 0; i < (*dn)->n_children; i++) {
         invariant(BP_STATE(*dn, i) == PT_AVAIL);
     }
-    (*dn)->dirty = 1;
+    (*dn)->set_dirty();
     toku_ftnode_pe_callback(*dn, attr, ft_h, def_pe_finalize_impl, nullptr);
     toku_ftnode_pe_callback(*dn, attr, ft_h, def_pe_finalize_impl, nullptr);
     toku_ftnode_pe_callback(*dn, attr, ft_h, def_pe_finalize_impl, nullptr);
@@ -246,7 +246,7 @@ static void test_serialize_nonleaf(void) {
     sn.layout_version_original = FT_LAYOUT_VERSION;
     sn.height = 1;
     sn.n_children = 2;
-    sn.dirty = 1;
+    sn.set_dirty();
     sn.oldest_referenced_xid_known = TXNID_NONE;
     MALLOC_N(2, sn.bp);
     DBT pivotkey;
@@ -384,7 +384,7 @@ static void test_serialize_leaf(void) {
     sn.layout_version_original = FT_LAYOUT_VERSION;
     sn.height = 0;
     sn.n_children = 2;
-    sn.dirty = 1;
+    sn.set_dirty();
     sn.oldest_referenced_xid_known = TXNID_NONE;
     MALLOC_N(sn.n_children, sn.bp);
     DBT pivotkey;
diff --git a/storage/tokudb/PerconaFT/ft/tests/ft-serialize-benchmark.cc b/storage/tokudb/PerconaFT/ft/tests/ft-serialize-benchmark.cc
index d50488ae197..bd5df7862cd 100644
--- a/storage/tokudb/PerconaFT/ft/tests/ft-serialize-benchmark.cc
+++ b/storage/tokudb/PerconaFT/ft/tests/ft-serialize-benchmark.cc
@@ -95,7 +95,7 @@ static void test_serialize_leaf(int valsize,
     sn->layout_version_original = FT_LAYOUT_VERSION;
     sn->height = 0;
     sn->n_children = 8;
-    sn->dirty = 1;
+    sn->set_dirty();
     sn->oldest_referenced_xid_known = TXNID_NONE;
     MALLOC_N(sn->n_children, sn->bp);
     sn->pivotkeys.create_empty();
@@ -173,7 +173,7 @@ static void test_serialize_leaf(int valsize,
     for (int i = 0; i < ser_runs; i++) {
         gettimeofday(&t[0], NULL);
         ndd = NULL;
-        sn->dirty = 1;
+        sn->set_dirty();
         r = toku_serialize_ftnode_to(
             fd, make_blocknum(20), sn, &ndd, true, ft->ft, false);
         invariant(r == 0);
@@ -265,7 +265,7 @@ static void test_serialize_nonleaf(int valsize,
     sn.layout_version_original = FT_LAYOUT_VERSION;
     sn.height = 1;
     sn.n_children = 8;
-    sn.dirty = 1;
+    sn.set_dirty();
     sn.oldest_referenced_xid_known = TXNID_NONE;
     MALLOC_N(sn.n_children, sn.bp);
     sn.pivotkeys.create_empty();
diff --git a/storage/tokudb/PerconaFT/ft/tests/ft-serialize-test.cc b/storage/tokudb/PerconaFT/ft/tests/ft-serialize-test.cc
index 0cddaf19651..4fca8efad35 100644
--- a/storage/tokudb/PerconaFT/ft/tests/ft-serialize-test.cc
+++ b/storage/tokudb/PerconaFT/ft/tests/ft-serialize-test.cc
@@ -238,7 +238,7 @@ static void test_serialize_leaf_check_msn(enum ftnode_verify_type bft,
     sn.layout_version_original = FT_LAYOUT_VERSION;
     sn.height = 0;
     sn.n_children = 2;
-    sn.dirty = 1;
+    sn.set_dirty();
     sn.oldest_referenced_xid_known = TXNID_NONE;
     MALLOC_N(sn.n_children, sn.bp);
     DBT pivotkey;
@@ -381,7 +381,7 @@ static void test_serialize_leaf_with_large_pivots(enum ftnode_verify_type bft,
     sn.layout_version_original = FT_LAYOUT_VERSION;
     sn.height = 0;
     sn.n_children = nrows;
-    sn.dirty = 1;
+    sn.set_dirty();
     sn.oldest_referenced_xid_known = TXNID_NONE;
 
     MALLOC_N(sn.n_children, sn.bp);
@@ -538,7 +538,7 @@ static void test_serialize_leaf_with_many_rows(enum ftnode_verify_type bft,
     sn.layout_version_original = FT_LAYOUT_VERSION;
     sn.height = 0;
     sn.n_children = 1;
-    sn.dirty = 1;
+    sn.set_dirty();
     sn.oldest_referenced_xid_known = TXNID_NONE;
 
     XMALLOC_N(sn.n_children, sn.bp);
@@ -693,7 +693,7 @@ static void test_serialize_leaf_with_large_rows(enum ftnode_verify_type bft,
     sn.layout_version_original = FT_LAYOUT_VERSION;
     sn.height = 0;
     sn.n_children = 1;
-    sn.dirty = 1;
+    sn.set_dirty();
     sn.oldest_referenced_xid_known = TXNID_NONE;
 
     MALLOC_N(sn.n_children, sn.bp);
@@ -845,7 +845,7 @@ static void test_serialize_leaf_with_empty_basement_nodes(
     sn.layout_version_original = FT_LAYOUT_VERSION;
     sn.height = 0;
     sn.n_children = 7;
-    sn.dirty = 1;
+    sn.set_dirty();
     sn.oldest_referenced_xid_known = TXNID_NONE;
     MALLOC_N(sn.n_children, sn.bp);
     DBT pivotkeys[6];
@@ -989,7 +989,7 @@ static void test_serialize_leaf_with_multiple_empty_basement_nodes(
     sn.layout_version_original = FT_LAYOUT_VERSION;
     sn.height = 0;
     sn.n_children = 4;
-    sn.dirty = 1;
+    sn.set_dirty();
     sn.oldest_referenced_xid_known = TXNID_NONE;
     MALLOC_N(sn.n_children, sn.bp);
     DBT pivotkeys[3];
@@ -1100,7 +1100,7 @@ static void test_serialize_nonleaf(enum ftnode_verify_type bft, bool do_clone) {
     sn.layout_version_original = FT_LAYOUT_VERSION;
     sn.height = 1;
     sn.n_children = 2;
-    sn.dirty = 1;
+    sn.set_dirty();
     sn.oldest_referenced_xid_known = TXNID_NONE;
     MALLOC_N(2, sn.bp);
     DBT pivotkey;
diff --git a/storage/tokudb/PerconaFT/ft/tests/ft-test-header.cc b/storage/tokudb/PerconaFT/ft/tests/ft-test-header.cc
index a23a3a60879..c668b9410c9 100644
--- a/storage/tokudb/PerconaFT/ft/tests/ft-test-header.cc
+++ b/storage/tokudb/PerconaFT/ft/tests/ft-test-header.cc
@@ -57,7 +57,7 @@ static void test_header (void) {
     assert(r==0);
     // now insert some info into the header
     FT ft = t->ft;
-    ft->h->dirty = 1;
+    ft->h->set_dirty();
     // cast away const because we actually want to fiddle with the header
     // in this test
     *((int *) &ft->h->layout_version_original) = 13;
diff --git a/storage/tokudb/PerconaFT/ft/tests/make-tree.cc b/storage/tokudb/PerconaFT/ft/tests/make-tree.cc
index 761d672539b..fe950b60972 100644
--- a/storage/tokudb/PerconaFT/ft/tests/make-tree.cc
+++ b/storage/tokudb/PerconaFT/ft/tests/make-tree.cc
@@ -88,7 +88,7 @@ append_leaf(FTNODE leafnode, void *key, size_t keylen, void *val, size_t vallen)
     leafnode->max_msn_applied_to_node_on_disk = msn;
 
     // don't forget to dirty the node
-    leafnode->dirty = 1;
+    leafnode->set_dirty();
 }
 
 static void
diff --git a/storage/tokudb/PerconaFT/ft/tests/mempool-115.cc b/storage/tokudb/PerconaFT/ft/tests/mempool-115.cc
index e3a3bfa28dc..bf9a1aa1484 100644
--- a/storage/tokudb/PerconaFT/ft/tests/mempool-115.cc
+++ b/storage/tokudb/PerconaFT/ft/tests/mempool-115.cc
@@ -102,7 +102,7 @@ public:
         sn.layout_version_original = FT_LAYOUT_VERSION;
         sn.height = 0;
         sn.n_children = 2;
-        sn.dirty = 1;
+        sn.set_dirty();
         sn.oldest_referenced_xid_known = TXNID_NONE;
         MALLOC_N(sn.n_children, sn.bp);
         DBT pivotkey;
diff --git a/storage/tokudb/PerconaFT/ft/tests/msnfilter.cc b/storage/tokudb/PerconaFT/ft/tests/msnfilter.cc
index c37dcd089f8..6d13eabfd93 100644
--- a/storage/tokudb/PerconaFT/ft/tests/msnfilter.cc
+++ b/storage/tokudb/PerconaFT/ft/tests/msnfilter.cc
@@ -161,7 +161,7 @@ append_leaf(FT_HANDLE ft, FTNODE leafnode, void *key, uint32_t keylen, void *val
     }
 
     // don't forget to dirty the node
-    leafnode->dirty = 1;
+    leafnode->set_dirty();
 }
 
 static void 
diff --git a/storage/tokudb/PerconaFT/ft/tests/recovery-test5123.cc b/storage/tokudb/PerconaFT/ft/tests/recovery-test5123.cc
index 8ac1cd62c50..02dc63fca7e 100644
--- a/storage/tokudb/PerconaFT/ft/tests/recovery-test5123.cc
+++ b/storage/tokudb/PerconaFT/ft/tests/recovery-test5123.cc
@@ -49,9 +49,9 @@ static void test_5123(void) {
     test_setup(TOKU_TEST_FILENAME, &logger, &ct);
 
     int r;
-    TXNID_PAIR one = {.parent_id64 = (TXNID)1, TXNID_NONE};
-    TXNID_PAIR two = {.parent_id64 = (TXNID)2, TXNID_NONE};
-    TXNID_PAIR three = {.parent_id64 = (TXNID)3, TXNID_NONE};
+    TXNID_PAIR one = { (TXNID)1, TXNID_NONE};
+    TXNID_PAIR two = { (TXNID)2, TXNID_NONE};
+    TXNID_PAIR three = { (TXNID)3, TXNID_NONE};
 
     toku_log_xbegin(logger, NULL, false, one, TXNID_PAIR_NONE);
     toku_log_xbegin(logger, NULL, false, three, TXNID_PAIR_NONE);
diff --git a/storage/tokudb/PerconaFT/ft/tests/test-checkpoint-during-flush.cc b/storage/tokudb/PerconaFT/ft/tests/test-checkpoint-during-flush.cc
index 06a26614885..5c73d281b98 100644
--- a/storage/tokudb/PerconaFT/ft/tests/test-checkpoint-during-flush.cc
+++ b/storage/tokudb/PerconaFT/ft/tests/test-checkpoint-during-flush.cc
@@ -245,7 +245,7 @@ doit (bool after_child_pin) {
         true
         );
     assert(node->height == 1);
-    assert(!node->dirty);
+    assert(!node->dirty());
     assert(node->n_children == 1);
     if (after_child_pin) {
         assert(toku_bnc_nbytesinbuf(BNC(node, 0)) == 0);
@@ -265,7 +265,7 @@ doit (bool after_child_pin) {
         true
         );
     assert(node->height == 0);
-    assert(!node->dirty);
+    assert(!node->dirty());
     assert(node->n_children == 1);
     if (after_child_pin) {
         assert(BLB_NBYTESINDATA(node,0) > 0);
diff --git a/storage/tokudb/PerconaFT/ft/tests/test-checkpoint-during-merge.cc b/storage/tokudb/PerconaFT/ft/tests/test-checkpoint-during-merge.cc
index 1029dfef320..cab370274cb 100644
--- a/storage/tokudb/PerconaFT/ft/tests/test-checkpoint-during-merge.cc
+++ b/storage/tokudb/PerconaFT/ft/tests/test-checkpoint-during-merge.cc
@@ -270,7 +270,7 @@ doit (int state) {
         true
         );
     assert(node->height == 1);
-    assert(!node->dirty);
+    assert(!node->dirty());
     BLOCKNUM left_child, right_child;
     // cases where we expect the checkpoint to contain the merge
     if (state == ft_flush_aflter_merge || state == flt_flush_before_unpin_remove) {
@@ -301,7 +301,7 @@ doit (int state) {
             true
             );
         assert(node->height == 0);
-        assert(!node->dirty);
+        assert(!node->dirty());
         assert(node->n_children == 1);
         assert(BLB_DATA(node, 0)->num_klpairs() == 1);
         toku_unpin_ftnode(c_ft->ft, node);
@@ -318,7 +318,7 @@ doit (int state) {
             true
             );
         assert(node->height == 0);
-        assert(!node->dirty);
+        assert(!node->dirty());
         assert(node->n_children == 1);
         assert(BLB_DATA(node, 0)->num_klpairs() == 1);
         toku_unpin_ftnode(c_ft->ft, node);
@@ -336,7 +336,7 @@ doit (int state) {
             true
             );
         assert(node->height == 0);
-        assert(!node->dirty);
+        assert(!node->dirty());
         assert(node->n_children == 1);
         assert(BLB_DATA(node, 0)->num_klpairs() == 2);
         toku_unpin_ftnode(c_ft->ft, node);
diff --git a/storage/tokudb/PerconaFT/ft/tests/test-checkpoint-during-rebalance.cc b/storage/tokudb/PerconaFT/ft/tests/test-checkpoint-during-rebalance.cc
index 208ebe3ca31..87f66512642 100644
--- a/storage/tokudb/PerconaFT/ft/tests/test-checkpoint-during-rebalance.cc
+++ b/storage/tokudb/PerconaFT/ft/tests/test-checkpoint-during-rebalance.cc
@@ -284,7 +284,7 @@ doit (int state) {
         true
         );
     assert(node->height == 1);
-    assert(!node->dirty);
+    assert(!node->dirty());
     BLOCKNUM left_child, right_child;
 
     assert(node->n_children == 2);
@@ -304,7 +304,7 @@ doit (int state) {
         true
         );
     assert(node->height == 0);
-    assert(!node->dirty);
+    assert(!node->dirty());
     assert(node->n_children == 1);
     assert(BLB_DATA(node, 0)->num_klpairs() == 2);
     toku_unpin_ftnode(c_ft->ft, node);
@@ -319,7 +319,7 @@ doit (int state) {
         true
         );
     assert(node->height == 0);
-    assert(!node->dirty);
+    assert(!node->dirty());
     assert(node->n_children == 1);
     assert(BLB_DATA(node, 0)->num_klpairs() == 2);
     toku_unpin_ftnode(c_ft->ft, node);
diff --git a/storage/tokudb/PerconaFT/ft/tests/test-checkpoint-during-split.cc b/storage/tokudb/PerconaFT/ft/tests/test-checkpoint-during-split.cc
index 2b29de409b1..d5f7fe50f46 100644
--- a/storage/tokudb/PerconaFT/ft/tests/test-checkpoint-during-split.cc
+++ b/storage/tokudb/PerconaFT/ft/tests/test-checkpoint-during-split.cc
@@ -260,7 +260,7 @@ doit (bool after_split) {
         true
         );
     assert(node->height == 1);
-    assert(!node->dirty);
+    assert(!node->dirty());
     BLOCKNUM left_child, right_child;
     if (after_split) {
         assert(node->n_children == 2);
@@ -287,7 +287,7 @@ doit (bool after_split) {
             true
             );
         assert(node->height == 0);
-        assert(!node->dirty);
+        assert(!node->dirty());
         assert(node->n_children == 1);
         assert(BLB_DATA(node, 0)->num_klpairs() == 1);
         toku_unpin_ftnode(c_ft->ft, node);
@@ -302,7 +302,7 @@ doit (bool after_split) {
             true
             );
         assert(node->height == 0);
-        assert(!node->dirty);
+        assert(!node->dirty());
         assert(node->n_children == 1);
         assert(BLB_DATA(node, 0)->num_klpairs() == 1);
         toku_unpin_ftnode(c_ft->ft, node);
@@ -318,7 +318,7 @@ doit (bool after_split) {
             true
             );
         assert(node->height == 0);
-        assert(!node->dirty);
+        assert(!node->dirty());
         assert(node->n_children == 1);
         assert(BLB_DATA(node, 0)->num_klpairs() == 2);
         toku_unpin_ftnode(c_ft->ft, node);
diff --git a/storage/tokudb/PerconaFT/ft/tests/test-dirty-flushes-on-cleaner.cc b/storage/tokudb/PerconaFT/ft/tests/test-dirty-flushes-on-cleaner.cc
index 460134ec353..e1937538471 100644
--- a/storage/tokudb/PerconaFT/ft/tests/test-dirty-flushes-on-cleaner.cc
+++ b/storage/tokudb/PerconaFT/ft/tests/test-dirty-flushes-on-cleaner.cc
@@ -199,7 +199,7 @@ doit (void) {
         &node,
         true
         );
-    assert(node->dirty);
+    assert(node->dirty());
     assert(node->n_children == 2);
     assert(BP_STATE(node,0) == PT_AVAIL);
     assert(BP_STATE(node,1) == PT_AVAIL);
@@ -229,7 +229,7 @@ doit (void) {
         &node,
         true
         );
-    assert(node->dirty);
+    assert(node->dirty());
     assert(node->n_children == 2);
     assert(BP_STATE(node,0) == PT_AVAIL);
     assert(BP_STATE(node,1) == PT_AVAIL);
@@ -250,7 +250,7 @@ doit (void) {
         &node,
         true
         );
-    assert(node->dirty);
+    assert(node->dirty());
 
     // we expect that this flushes its buffer, that
     // a merge is not done, and that the lookup
diff --git a/storage/tokudb/PerconaFT/ft/tests/test-flushes-on-cleaner.cc b/storage/tokudb/PerconaFT/ft/tests/test-flushes-on-cleaner.cc
index 89d7130e5f7..f9d4d1646b8 100644
--- a/storage/tokudb/PerconaFT/ft/tests/test-flushes-on-cleaner.cc
+++ b/storage/tokudb/PerconaFT/ft/tests/test-flushes-on-cleaner.cc
@@ -203,7 +203,7 @@ doit (bool keep_other_bn_in_memory) {
         &node,
         true
         );
-    assert(!node->dirty);
+    assert(!node->dirty());
     assert(node->n_children == 2);
     // a hack to get the basement nodes evicted
     for (int i = 0; i < 20; i++) {
@@ -249,7 +249,7 @@ doit (bool keep_other_bn_in_memory) {
         &node,
         true
         );
-    assert(!node->dirty);
+    assert(!node->dirty());
     assert(node->n_children == 2);
     assert(BP_STATE(node,0) == PT_AVAIL);
     if (keep_other_bn_in_memory) {
@@ -273,7 +273,7 @@ doit (bool keep_other_bn_in_memory) {
         &node,
         true
         );
-    assert(!node->dirty);
+    assert(!node->dirty());
 
     // we expect that this flushes its buffer, that
     // a merge is not done, and that the lookup
diff --git a/storage/tokudb/PerconaFT/ft/tests/test-pick-child-to-flush.cc b/storage/tokudb/PerconaFT/ft/tests/test-pick-child-to-flush.cc
index 83dfd0244f4..29d07483f99 100644
--- a/storage/tokudb/PerconaFT/ft/tests/test-pick-child-to-flush.cc
+++ b/storage/tokudb/PerconaFT/ft/tests/test-pick-child-to-flush.cc
@@ -194,7 +194,7 @@ doit (void) {
     toku_pin_node_with_min_bfe(&node, node_internal, t);
     toku_ftnode_assert_fully_in_memory(node);
     assert(node->n_children == 2);
-    assert(!node->dirty);
+    assert(!node->dirty());
     assert(toku_bnc_n_entries(node->bp[0].ptr.u.nonleaf) > 0);
     assert(toku_bnc_n_entries(node->bp[1].ptr.u.nonleaf) > 0);
 
@@ -216,7 +216,7 @@ doit (void) {
 
     toku_pin_node_with_min_bfe(&node, node_internal, t);
     toku_ftnode_assert_fully_in_memory(node);
-    assert(node->dirty);
+    assert(node->dirty());
     assert(node->n_children == 2);
     // child 0 should have empty buffer because it flushed
     // child 1 should still have message in buffer
@@ -226,14 +226,14 @@ doit (void) {
     r = toku_checkpoint(cp, NULL, NULL, NULL, NULL, NULL, CLIENT_CHECKPOINT);
     assert_zero(r);    
     toku_pin_node_with_min_bfe(&node, node_internal, t);
-    assert(!node->dirty);
+    assert(!node->dirty());
     curr_child_to_flush = 1;
     num_flushes_called = 0;
     toku_ft_flush_some_child(t->ft, node, &fa);
     assert(num_flushes_called == 1);
     
     toku_pin_node_with_min_bfe(&node, node_internal, t);
-    assert(node->dirty);
+    assert(node->dirty());
     toku_ftnode_assert_fully_in_memory(node);
     assert(node->n_children == 2);
     // both buffers should be empty now
@@ -244,14 +244,14 @@ doit (void) {
     r = toku_checkpoint(cp, NULL, NULL, NULL, NULL, NULL, CLIENT_CHECKPOINT);
     assert_zero(r);    
     toku_pin_node_with_min_bfe(&node, node_internal, t);
-    assert(!node->dirty);
+    assert(!node->dirty());
     curr_child_to_flush = 0;
     num_flushes_called = 0;
     toku_ft_flush_some_child(t->ft, node, &fa);
     assert(num_flushes_called == 1);
 
     toku_pin_node_with_min_bfe(&node, node_internal, t);
-    assert(node->dirty); // nothing was flushed, but since we were trying to flush to a leaf, both become dirty
+    assert(node->dirty()); // nothing was flushed, but since we were trying to flush to a leaf, both become dirty
     toku_ftnode_assert_fully_in_memory(node);
     assert(node->n_children == 2);
     // both buffers should be empty now
@@ -280,17 +280,17 @@ doit (void) {
         assert(num_flushes_called == 2);
     
         toku_pin_node_with_min_bfe(&node, node_internal, t);
-        assert(node->dirty);
+        assert(node->dirty());
         toku_unpin_ftnode(t->ft, node);
         toku_pin_node_with_min_bfe(&node, node_leaf[0], t);
-        assert(node->dirty);
+        assert(node->dirty());
         toku_unpin_ftnode(t->ft, node);
         toku_pin_node_with_min_bfe(&node, node_leaf[1], t);
         if (i == 0) {
-            assert(!node->dirty);
+            assert(!node->dirty());
         }
         else {
-            assert(node->dirty);
+            assert(node->dirty());
         }
         toku_unpin_ftnode(t->ft, node);
     }
diff --git a/storage/tokudb/PerconaFT/ft/tests/test3884.cc b/storage/tokudb/PerconaFT/ft/tests/test3884.cc
index cfb76424668..5de55b0daff 100644
--- a/storage/tokudb/PerconaFT/ft/tests/test3884.cc
+++ b/storage/tokudb/PerconaFT/ft/tests/test3884.cc
@@ -105,7 +105,7 @@ setup_ftnode_header(struct ftnode *node)
     node->layout_version = FT_LAYOUT_VERSION;
     node->layout_version_original = FT_LAYOUT_VERSION;
     node->height = 0;
-    node->dirty = 1;
+    node->set_dirty();
     node->oldest_referenced_xid_known = TXNID_NONE;
 }
 
diff --git a/storage/tokudb/PerconaFT/ft/tests/verify-bad-msn.cc b/storage/tokudb/PerconaFT/ft/tests/verify-bad-msn.cc
index b10885c2e62..1ba5f1c2503 100644
--- a/storage/tokudb/PerconaFT/ft/tests/verify-bad-msn.cc
+++ b/storage/tokudb/PerconaFT/ft/tests/verify-bad-msn.cc
@@ -93,7 +93,7 @@ append_leaf(FTNODE leafnode, void *key, size_t keylen, void *val, size_t vallen)
     // leafnode->max_msn_applied_to_node = msn;
 
     // don't forget to dirty the node
-    leafnode->dirty = 1;
+    leafnode->set_dirty();
 }
 
 static void
diff --git a/storage/tokudb/PerconaFT/ft/tests/verify-bad-pivots.cc b/storage/tokudb/PerconaFT/ft/tests/verify-bad-pivots.cc
index c1d08ce41a6..42415a07765 100644
--- a/storage/tokudb/PerconaFT/ft/tests/verify-bad-pivots.cc
+++ b/storage/tokudb/PerconaFT/ft/tests/verify-bad-pivots.cc
@@ -77,7 +77,7 @@ append_leaf(FTNODE leafnode, void *key, size_t keylen, void *val, size_t vallen)
         NULL);
 
     // don't forget to dirty the node
-    leafnode->dirty = 1;
+    leafnode->set_dirty();
 }
 
 static void
diff --git a/storage/tokudb/PerconaFT/ft/tests/verify-dup-in-leaf.cc b/storage/tokudb/PerconaFT/ft/tests/verify-dup-in-leaf.cc
index 22a29c0ff69..e31b13c4f4d 100644
--- a/storage/tokudb/PerconaFT/ft/tests/verify-dup-in-leaf.cc
+++ b/storage/tokudb/PerconaFT/ft/tests/verify-dup-in-leaf.cc
@@ -78,7 +78,7 @@ append_leaf(FTNODE leafnode, void *key, size_t keylen, void *val, size_t vallen)
         NULL);
 
     // don't forget to dirty the node
-    leafnode->dirty = 1;
+    leafnode->set_dirty();
 }
 
 static void 
diff --git a/storage/tokudb/PerconaFT/ft/tests/verify-dup-pivots.cc b/storage/tokudb/PerconaFT/ft/tests/verify-dup-pivots.cc
index 80189dd9804..009eda63999 100644
--- a/storage/tokudb/PerconaFT/ft/tests/verify-dup-pivots.cc
+++ b/storage/tokudb/PerconaFT/ft/tests/verify-dup-pivots.cc
@@ -77,7 +77,7 @@ append_leaf(FTNODE leafnode, void *key, size_t keylen, void *val, size_t vallen)
         NULL);
 
     // don't forget to dirty the node
-    leafnode->dirty = 1;
+    leafnode->set_dirty();
 }
 
 static void
diff --git a/storage/tokudb/PerconaFT/ft/tests/verify-misrouted-msgs.cc b/storage/tokudb/PerconaFT/ft/tests/verify-misrouted-msgs.cc
index a84aac1f063..5c639d8d28a 100644
--- a/storage/tokudb/PerconaFT/ft/tests/verify-misrouted-msgs.cc
+++ b/storage/tokudb/PerconaFT/ft/tests/verify-misrouted-msgs.cc
@@ -78,7 +78,7 @@ append_leaf(FTNODE leafnode, void *key, size_t keylen, void *val, size_t vallen)
         NULL);
 
     // don't forget to dirty the node
-    leafnode->dirty = 1;
+    leafnode->set_dirty();
 }
 
 static void
diff --git a/storage/tokudb/PerconaFT/ft/tests/verify-unsorted-leaf.cc b/storage/tokudb/PerconaFT/ft/tests/verify-unsorted-leaf.cc
index ca413f52567..d55ec7a736f 100644
--- a/storage/tokudb/PerconaFT/ft/tests/verify-unsorted-leaf.cc
+++ b/storage/tokudb/PerconaFT/ft/tests/verify-unsorted-leaf.cc
@@ -80,7 +80,7 @@ append_leaf(FTNODE leafnode, void *key, size_t keylen, void *val, size_t vallen)
         NULL);
 
     // don't forget to dirty the node
-    leafnode->dirty = 1;
+    leafnode->set_dirty();
 }
 
 static void 
diff --git a/storage/tokudb/PerconaFT/ft/tests/verify-unsorted-pivots.cc b/storage/tokudb/PerconaFT/ft/tests/verify-unsorted-pivots.cc
index 6efa06913c2..ff231001c77 100644
--- a/storage/tokudb/PerconaFT/ft/tests/verify-unsorted-pivots.cc
+++ b/storage/tokudb/PerconaFT/ft/tests/verify-unsorted-pivots.cc
@@ -77,7 +77,7 @@ append_leaf(FTNODE leafnode, void *key, size_t keylen, void *val, size_t vallen)
         NULL);
 
     // don't forget to dirty the node
-    leafnode->dirty = 1;
+    leafnode->set_dirty();
 }
 
 static void
diff --git a/storage/tokudb/PerconaFT/ftcxx/cursor.hpp b/storage/tokudb/PerconaFT/ftcxx/cursor.hpp
index 9ecc4d173c6..bde5dbf2c19 100644
--- a/storage/tokudb/PerconaFT/ftcxx/cursor.hpp
+++ b/storage/tokudb/PerconaFT/ftcxx/cursor.hpp
@@ -398,8 +398,8 @@ namespace ftcxx {
             {}
 
             bool operator()(const DBT *key, const DBT *val) {
-                _key = std::move(Slice(*key).owned());
-                _val = std::move(Slice(*val).owned());
+                _key = Slice(*key).owned();
+                _val = Slice(*val).owned();
 
                 // Don't bulk fetch.
                 return false;
diff --git a/storage/tokudb/PerconaFT/locktree/lock_request.cc b/storage/tokudb/PerconaFT/locktree/lock_request.cc
index b99eaff3d6a..19ec146a3f2 100644
--- a/storage/tokudb/PerconaFT/locktree/lock_request.cc
+++ b/storage/tokudb/PerconaFT/locktree/lock_request.cc
@@ -93,6 +93,10 @@ void lock_request::destroy(void) {
     toku_cond_destroy(&m_wait_cond);
 }
 
+void lock_request::clearmem(char c) {
+     memset(this, c, sizeof(* this));
+}
+
 // set the lock request parameters. this API allows a lock request to be reused.
 void lock_request::set(locktree *lt, TXNID txnid, const DBT *left_key, const DBT *right_key, lock_request::type lock_type, bool big_txn, void *extra) {
     invariant(m_state != state::PENDING);
diff --git a/storage/tokudb/PerconaFT/locktree/lock_request.h b/storage/tokudb/PerconaFT/locktree/lock_request.h
index 76ac953bafe..36c3fd26094 100644
--- a/storage/tokudb/PerconaFT/locktree/lock_request.h
+++ b/storage/tokudb/PerconaFT/locktree/lock_request.h
@@ -89,6 +89,7 @@ public:
 
     // effect: Destroys a lock request.
     void destroy(void);
+    void clearmem(char c);
 
     // effect: Resets the lock request parameters, allowing it to be reused.
     // requires: Lock request was already created at some point
diff --git a/storage/tokudb/PerconaFT/locktree/tests/lock_request_start_retry_race.cc b/storage/tokudb/PerconaFT/locktree/tests/lock_request_start_retry_race.cc
index 5c28701c49e..83436a651e1 100644
--- a/storage/tokudb/PerconaFT/locktree/tests/lock_request_start_retry_race.cc
+++ b/storage/tokudb/PerconaFT/locktree/tests/lock_request_start_retry_race.cc
@@ -83,7 +83,7 @@ namespace toku {
             }
 
             request.destroy();
-            memset(&request, 0xab, sizeof request);
+            request.clearmem(0xab);
 
             toku_pthread_yield();
             if ((i % 10) == 0)
diff --git a/storage/tokudb/PerconaFT/locktree/tests/lock_request_start_retry_race_3.cc b/storage/tokudb/PerconaFT/locktree/tests/lock_request_start_retry_race_3.cc
index 1a05b396f10..288cb08550d 100644
--- a/storage/tokudb/PerconaFT/locktree/tests/lock_request_start_retry_race_3.cc
+++ b/storage/tokudb/PerconaFT/locktree/tests/lock_request_start_retry_race_3.cc
@@ -96,7 +96,7 @@ namespace toku {
             }
 
             request.destroy();
-            memset(&request, 0xab, sizeof request);
+            request.clearmem(0xab);
 
             toku_pthread_yield();
             if ((i % 10) == 0)
diff --git a/storage/tokudb/PerconaFT/locktree/tests/lock_request_start_retry_wait_race_2.cc b/storage/tokudb/PerconaFT/locktree/tests/lock_request_start_retry_wait_race_2.cc
index 4b6dadd440f..cd3dc7b37ef 100644
--- a/storage/tokudb/PerconaFT/locktree/tests/lock_request_start_retry_wait_race_2.cc
+++ b/storage/tokudb/PerconaFT/locktree/tests/lock_request_start_retry_wait_race_2.cc
@@ -98,7 +98,7 @@ namespace toku {
             }
 
             request.destroy();
-            memset(&request, 0xab, sizeof request);
+            request.clearmem(0xab);
 
             toku_pthread_yield();
             if ((i % 10) == 0)
diff --git a/storage/tokudb/PerconaFT/src/tests/test.h b/storage/tokudb/PerconaFT/src/tests/test.h
index ff464f55890..c5214961afd 100644
--- a/storage/tokudb/PerconaFT/src/tests/test.h
+++ b/storage/tokudb/PerconaFT/src/tests/test.h
@@ -428,14 +428,14 @@ static int env_del_multiple_test_no_array(
 /* Some macros for evaluating blocks or functions within the scope of a
  * transaction. */
 #define IN_TXN_COMMIT(env, parent, txn, flags, expr) ({                 \
-            DB_TXN *(txn);                                              \
+            DB_TXN *txn;                                                \
             { int chk_r = (env)->txn_begin((env), (parent), &(txn), (flags)); CKERR(chk_r); } \
             (expr);                                                     \
             { int chk_r = (txn)->commit((txn), 0); CKERR(chk_r); }      \
         })
 
 #define IN_TXN_ABORT(env, parent, txn, flags, expr) ({                  \
-            DB_TXN *(txn);                                              \
+            DB_TXN *txn;                                                \
             { int chk_r = (env)->txn_begin((env), (parent), &(txn), (flags)); CKERR(chk_r); } \
             (expr);                                                     \
             { int chk_r = (txn)->abort(txn); CKERR(chk_r); }            \
diff --git a/storage/tokudb/PerconaFT/src/tests/test_mostly_seq.cc b/storage/tokudb/PerconaFT/src/tests/test_mostly_seq.cc
index ecd88f3c5fe..55b2943e67f 100644
--- a/storage/tokudb/PerconaFT/src/tests/test_mostly_seq.cc
+++ b/storage/tokudb/PerconaFT/src/tests/test_mostly_seq.cc
@@ -68,7 +68,7 @@ seqinsert (int n, float p) {
         int v = i;
         DBT key, val;
         r = db->put(db, 0, dbt_init(&key, &k, sizeof k), dbt_init(&val, &v, sizeof v), 0); assert(r == 0);
-        if (random() <= RAND_MAX * p) {
+        if (random() <= static_cast<float>(RAND_MAX) * p) {
             k = htonl(i-1);
             v = i-1;
             r = db->put(db, 0, dbt_init(&key, &k, sizeof k), dbt_init(&val, &v, sizeof v), 0); assert(r == 0);
diff --git a/storage/tokudb/PerconaFT/src/tests/threaded_stress_test_helpers.h b/storage/tokudb/PerconaFT/src/tests/threaded_stress_test_helpers.h
index e232f327d10..1d8833adcba 100644
--- a/storage/tokudb/PerconaFT/src/tests/threaded_stress_test_helpers.h
+++ b/storage/tokudb/PerconaFT/src/tests/threaded_stress_test_helpers.h
@@ -432,17 +432,17 @@ tsv_print_perf_totals(const struct cli_args *cli_args, uint64_t *counters[], con
 }
 
 const struct perf_formatter perf_formatters[] = {
-    [HUMAN] = {
+    { /* HUMAN */
         .header = human_print_perf_header,
         .iteration = human_print_perf_iteration,
         .totals = human_print_perf_totals
     },
-    [CSV] = {
+    { /* CSV */
         .header = csv_print_perf_header,
         .iteration = csv_print_perf_iteration,
         .totals = csv_print_perf_totals
     },
-    [TSV] = {
+    { /* TSV */
         .header = tsv_print_perf_header,
         .iteration = tsv_print_perf_iteration,
         .totals = tsv_print_perf_totals
diff --git a/storage/tokudb/PerconaFT/src/ydb.cc b/storage/tokudb/PerconaFT/src/ydb.cc
index ca8bf82009b..3e21ad0f837 100644
--- a/storage/tokudb/PerconaFT/src/ydb.cc
+++ b/storage/tokudb/PerconaFT/src/ydb.cc
@@ -90,9 +90,7 @@ extern int writing_rollback;
  int toku_close_trace_file (void) { return 0; } 
 #endif
 
-extern "C" {
-  uint force_recovery = 0;
-}
+extern uint force_recovery;
 
 // Set when env is panicked, never cleared.
 static int env_is_panicked = 0;
diff --git a/storage/tokudb/PerconaFT/src/ydb_db.cc b/storage/tokudb/PerconaFT/src/ydb_db.cc
index ac44b8e7fd3..f10535062e9 100644
--- a/storage/tokudb/PerconaFT/src/ydb_db.cc
+++ b/storage/tokudb/PerconaFT/src/ydb_db.cc
@@ -508,7 +508,7 @@ int toku_db_open_iname(DB * db, DB_TXN * txn, const char *iname_in_env, uint32_t
         struct lt_on_create_callback_extra on_create_extra = {
             .txn = txn,
             .ft_handle = db->i->ft_handle,
-            open_rw
+            .open_rw = false
         };
         db->i->lt = db->dbenv->i->ltm.get_lt(db->i->dict_id,
                                              toku_ft_get_comparator(db->i->ft_handle),
diff --git a/storage/tokudb/PerconaFT/tools/CMakeLists.txt b/storage/tokudb/PerconaFT/tools/CMakeLists.txt
index 710a55a5957..b7627d00420 100644
--- a/storage/tokudb/PerconaFT/tools/CMakeLists.txt
+++ b/storage/tokudb/PerconaFT/tools/CMakeLists.txt
@@ -15,7 +15,7 @@ foreach(tool ${tools})
     if ((CMAKE_BUILD_TYPE MATCHES "Debug") AND
         (CMAKE_CXX_FLAGS_DEBUG MATCHES " -DENABLED_DEBUG_SYNC"))
       if (MYSQL_BASE_VERSION VERSION_EQUAL "8.0")
-        target_link_libraries(${tool} sql_main sql_gis sql_main sql_dd sql_gis binlog rpl master slave ${ICU_LIBRARIES})
+        target_link_libraries(${tool} sql_main sql_gis sql_main sql_dd sql_gis binlog rpl master slave minchassis ${ICU_LIBRARIES})
       else ()
         target_link_libraries(${tool} sql binlog rpl master slave)
       endif ()
diff --git a/storage/tokudb/mysql-test/rpl/t/rpl_parallel_tokudb-slave.opt b/storage/tokudb/mysql-test/rpl/t/rpl_parallel_tokudb-slave.opt
index b351df53683..276649effa0 100644
--- a/storage/tokudb/mysql-test/rpl/t/rpl_parallel_tokudb-slave.opt
+++ b/storage/tokudb/mysql-test/rpl/t/rpl_parallel_tokudb-slave.opt
@@ -1,4 +1,4 @@
---log-warnings=0 --slave-transaction-retries=0
+--slave-parallel-workers=2 --log-warnings=0 --slave-transaction-retries=0
 
 
 
diff --git a/storage/tokudb/mysql-test/tokudb/r/ext_key_1_innodb.result b/storage/tokudb/mysql-test/tokudb/r/ext_key_1_innodb.result
index 96084c64e4f..0da19762d50 100644
--- a/storage/tokudb/mysql-test/tokudb/r/ext_key_1_innodb.result
+++ b/storage/tokudb/mysql-test/tokudb/r/ext_key_1_innodb.result
@@ -1,7 +1,7 @@
 drop table if exists t;
 select @@optimizer_switch;
 @@optimizer_switch
-index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,engine_condition_pushdown=on,index_condition_pushdown=on,mrr=on,mrr_cost_based=on,block_nested_loop=on,batched_key_access=off,materialization=on,semijoin=on,loosescan=on,firstmatch=on,subquery_materialization_cost_based=on,use_index_extensions=on
+index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,engine_condition_pushdown=on,index_condition_pushdown=on,mrr=on,mrr_cost_based=on,block_nested_loop=on,batched_key_access=off,materialization=on,semijoin=on,loosescan=on,firstmatch=on,subquery_materialization_cost_based=on,use_index_extensions=on,favor_range_scan=off
 create table t (id int not null, x int not null, y int not null, primary key(id), key(x)) engine=innodb;
 insert into t values (0,0,0),(1,1,1),(2,2,2),(3,2,3),(4,2,4);
 explain select x,id from t force index (x) where x=0 and id=0;
diff --git a/storage/tokudb/mysql-test/tokudb/r/ext_key_1_tokudb.result b/storage/tokudb/mysql-test/tokudb/r/ext_key_1_tokudb.result
index becf3f1f6a6..db16b9e4500 100644
--- a/storage/tokudb/mysql-test/tokudb/r/ext_key_1_tokudb.result
+++ b/storage/tokudb/mysql-test/tokudb/r/ext_key_1_tokudb.result
@@ -1,7 +1,7 @@
 drop table if exists t;
 select @@optimizer_switch;
 @@optimizer_switch
-index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,engine_condition_pushdown=on,index_condition_pushdown=on,mrr=on,mrr_cost_based=on,block_nested_loop=on,batched_key_access=off,materialization=on,semijoin=on,loosescan=on,firstmatch=on,subquery_materialization_cost_based=on,use_index_extensions=on
+index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,engine_condition_pushdown=on,index_condition_pushdown=on,mrr=on,mrr_cost_based=on,block_nested_loop=on,batched_key_access=off,materialization=on,semijoin=on,loosescan=on,firstmatch=on,subquery_materialization_cost_based=on,use_index_extensions=on,favor_range_scan=off
 create table t (id int not null, x int not null, y int not null, primary key(id), key(x)) engine=tokudb;
 insert into t values (0,0,0),(1,1,1),(2,2,2),(3,2,3),(4,2,4);
 explain select x,id from t force index (x) where x=0 and id=0;
diff --git a/storage/tokudb/mysql-test/tokudb/r/ext_key_2_innodb.result b/storage/tokudb/mysql-test/tokudb/r/ext_key_2_innodb.result
index 186dfd0457f..d17a92c7c33 100644
--- a/storage/tokudb/mysql-test/tokudb/r/ext_key_2_innodb.result
+++ b/storage/tokudb/mysql-test/tokudb/r/ext_key_2_innodb.result
@@ -1,7 +1,7 @@
 drop table if exists t;
 select @@optimizer_switch;
 @@optimizer_switch
-index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,engine_condition_pushdown=on,index_condition_pushdown=on,mrr=on,mrr_cost_based=on,block_nested_loop=on,batched_key_access=off,materialization=on,semijoin=on,loosescan=on,firstmatch=on,subquery_materialization_cost_based=on,use_index_extensions=on
+index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,engine_condition_pushdown=on,index_condition_pushdown=on,mrr=on,mrr_cost_based=on,block_nested_loop=on,batched_key_access=off,materialization=on,semijoin=on,loosescan=on,firstmatch=on,subquery_materialization_cost_based=on,use_index_extensions=on,favor_range_scan=off
 create table t (a int not null, b int not null, c int not null, d int not null, primary key(a,b), key(c,a)) engine=innodb;
 insert into t values (0,0,0,0),(0,1,0,1);
 explain select c,a,b from t where c=0 and a=0 and b=1;
diff --git a/storage/tokudb/mysql-test/tokudb/r/ext_key_2_tokudb.result b/storage/tokudb/mysql-test/tokudb/r/ext_key_2_tokudb.result
index 6f2913fafb9..2c200d2e610 100644
--- a/storage/tokudb/mysql-test/tokudb/r/ext_key_2_tokudb.result
+++ b/storage/tokudb/mysql-test/tokudb/r/ext_key_2_tokudb.result
@@ -1,7 +1,7 @@
 drop table if exists t;
 select @@optimizer_switch;
 @@optimizer_switch
-index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,engine_condition_pushdown=on,index_condition_pushdown=on,mrr=on,mrr_cost_based=on,block_nested_loop=on,batched_key_access=off,materialization=on,semijoin=on,loosescan=on,firstmatch=on,subquery_materialization_cost_based=on,use_index_extensions=on
+index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,engine_condition_pushdown=on,index_condition_pushdown=on,mrr=on,mrr_cost_based=on,block_nested_loop=on,batched_key_access=off,materialization=on,semijoin=on,loosescan=on,firstmatch=on,subquery_materialization_cost_based=on,use_index_extensions=on,favor_range_scan=off
 create table t (a int not null, b int not null, c int not null, d int not null, primary key(a,b), key(c,a)) engine=tokudb;
 insert into t values (0,0,0,0),(0,1,0,1);
 explain select c,a,b from t where c=0 and a=0 and b=1;