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BUILD/CONFIG: Introduce Address Sanitizer flag option #9519

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Dec 7, 2023
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BUILD/CONFIG: Introduce Address Sanitizer flag option #9519

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25 changes: 25 additions & 0 deletions config/m4/compiler.m4
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Original file line number Diff line number Diff line change
Expand Up @@ -411,6 +411,31 @@ ADD_COMPILER_FLAG_IF_SUPPORTED([-funwind-tables],
[AS_MESSAGE([compiling without unwind tables])])


#
# ASAN support
#
AC_ARG_ENABLE([asan],
AS_HELP_STRING([--enable-asan], [Enable address sanitized check]),
[],
[enable_asan=no])

AS_IF([test "x$enable_asan" = xyes],
[ADD_COMPILER_FLAG_IF_SUPPORTED([-fsanitize=address -fno-omit-frame-pointer],
[-fsanitize=address -fno-omit-frame-pointer],
[AC_LANG_SOURCE([[int main(int argc, char** argv){return 0;}]])],
[AS_MESSAGE([compiling with sanitizer])
BASE_CXXFLAGS="-fsanitize=address -fno-omit-frame-pointer $BASE_CXXFLAGS"
LDFLAGS="-fsanitize=address -fno-omit-frame-pointer $LDFLAGS"],
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[AC_MSG_ERROR([ASAN check is requested but not supported. Check libasan package existance])])

AC_RUN_IFELSE([AC_LANG_PROGRAM([[#include <stdlib.h>]],
[[void *p = malloc(7); return 0;]])],
[AC_MSG_ERROR([ASAN cannot detect simple memory leak, consider installing newer compiler version])],
[AS_MESSAGE([sanitizer runtime leak detection check passed])]
)],
[])


AS_IF([test "x$enable_gcov" = xyes],
[ADD_COMPILER_FLAGS_IF_SUPPORTED([[-ftest-coverage],
[-fprofile-arcs]],
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