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Issue #2266 - Part 2 - Add Leak and Undefined Behavior Sanitizer support. Also fix building on FreeBSD and Linux, from the previous commit.

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Brian Smith 2023-08-14 23:40:46 -05:00 • committed by roytam1
commit 549f402d4d
3 changed files with 37 additions and 1 deletions
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34
build/autoconf/sanitize.m4
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@ -80,6 +80,40 @@ if test -n "$MOZ_TSAN"; then
fi
AC_SUBST(MOZ_TSAN)
dnl ========================================================
dnl = Use Leak Sanitizer
dnl ========================================================
MOZ_ARG_ENABLE_BOOL(leak-sanitizer,
[ --enable-leak-sanitizer Enable Leak Sanitizer (default=no)],
MOZ_LSAN=1,
MOZ_LSAN= )
if test -n "$MOZ_LSAN"; then
MOZ_LLVM_HACKS=1
LDFLAGS="-fsanitize=leak $LDFLAGS"
AC_DEFINE(MOZ_LSAN)
MOZ_PATH_PROG(LLVM_SYMBOLIZER, llvm-symbolizer)
fi
AC_SUBST(MOZ_LSAN)
dnl ========================================================
dnl = Use Undefined Behavior Sanitizer
dnl ========================================================
MOZ_ARG_ENABLE_BOOL(undefined-sanitizer,
[ --enable-undefined-sanitizer Enable Undefined Behavior Sanitizer (default=no)],
MOZ_UBSAN=1,
MOZ_UBSAN= )
if test -n "$MOZ_UBSAN"; then
MOZ_LLVM_HACKS=1
CFLAGS="-fsanitize=undefined $CFLAGS"
CXXFLAGS="-fsanitize=undefined $CXXFLAGS"
if test -z "$CLANG_CL"; then
LDFLAGS="-fsanitize=undefined $LDFLAGS"
fi
AC_DEFINE(MOZ_UBSAN)
MOZ_PATH_PROG(LLVM_SYMBOLIZER, llvm-symbolizer)
fi
AC_SUBST(MOZ_UBSAN)
# The LLVM symbolizer is used by all sanitizers
AC_SUBST(LLVM_SYMBOLIZER)