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don't enable SECURITY_HARDENED on old gcc

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on CentOS 5 x86 (at least) this results in a binary
that cannot load plugins. Draw the line, quite
arbitrarily, at gcc 4.6.
This commit is contained in:
Sergei Golubchik 2014-09-30 11:04:38 +02:00
parent 2156f62d2e
commit f13cf62147
1 changed files with 6 additions and 1 deletions
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7
CMakeLists.txt
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@ -202,7 +202,12 @@ ENDIF()
# enable security hardening features, like most distributions do
# in our benchmarks that costs about ~1% of performance, depending on the load
OPTION(SECURITY_HARDENED "Use security-enhancing compiler features (stack protector, relro, etc)" ON)
IF(CMAKE_C_COMPILER_VERSION VERSION_LESS "4.6")
SET(security_default OFF)
ELSE()
SET(security_default ON)
ENDIF()
OPTION(SECURITY_HARDENED "Use security-enhancing compiler features (stack protector, relro, etc)" ${security_default})
IF(SECURITY_HARDENED)
# security-enhancing flags
MY_CHECK_AND_SET_COMPILER_FLAG("-pie -fPIC")