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str2decimal: don't return a negative zero

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This commit is contained in:
Sergei Golubchik 2016-06-26 13:37:27 +02:00
parent da372fb9dc
commit c87e002bbb
3 changed files with 2 additions and 4 deletions
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2
mysql-test/r/type_decimal.result
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@ -221,7 +221,6 @@ drop table t1;
create table t1 (a decimal(10,2) unsigned);
insert into t1 values ("0.0"),("-0.0"),("+0.0"),("01.0"),("+01.0"),("-01.0");
Warnings:
Warning 1264 Out of range value for column 'a' at row 2
Warning 1264 Out of range value for column 'a' at row 6
insert into t1 values ("-.1"),("+.1"),(".1");
Warnings:
@ -280,7 +279,6 @@ drop table t1;
create table t1 (a decimal(10,2) zerofill);
insert into t1 values ("0.0"),("-0.0"),("+0.0"),("01.0"),("+01.0"),("-01.0");
Warnings:
Warning 1264 Out of range value for column 'a' at row 2
Warning 1264 Out of range value for column 'a' at row 6
insert into t1 values ("-.1"),("+.1"),(".1");
Warnings:

2
storage/tokudb/mysql-test/tokudb/r/type_decimal.result
View file

@ -222,7 +222,6 @@ drop table t1;
create table t1 (a decimal(10,2) unsigned);
insert into t1 values ("0.0"),("-0.0"),("+0.0"),("01.0"),("+01.0"),("-01.0");
Warnings:
Warning 1264 Out of range value for column 'a' at row 2
Warning 1264 Out of range value for column 'a' at row 6
insert into t1 values ("-.1"),("+.1"),(".1");
Warnings:
@ -281,7 +280,6 @@ drop table t1;
create table t1 (a decimal(10,2) zerofill);
insert into t1 values ("0.0"),("-0.0"),("+0.0"),("01.0"),("+01.0"),("-01.0");
Warnings:
Warning 1264 Out of range value for column 'a' at row 2
Warning 1264 Out of range value for column 'a' at row 6
insert into t1 values ("-.1"),("+.1"),(".1");
Warnings:

2
strings/decimal.c
View file

@ -928,6 +928,8 @@ internal_str2dec(const char *from, decimal_t *to, char **end, my_bool fixed)
error= decimal_shift(to, (int) exponent);
}
}
if (to->sign && decimal_is_zero(to))
to->sign= 0;
return error;
fatal_error: