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-rw-r--r--build/autoconf/sanitize.m4106
1 files changed, 106 insertions, 0 deletions
diff --git a/build/autoconf/sanitize.m4 b/build/autoconf/sanitize.m4
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index 000000000..3193d5c62
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+++ b/build/autoconf/sanitize.m4
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+dnl This Source Code Form is subject to the terms of the Mozilla Public
+dnl License, v. 2.0. If a copy of the MPL was not distributed with this
+dnl file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+AC_DEFUN([MOZ_CONFIG_SANITIZE], [
+
+dnl ========================================================
+dnl = Use Address Sanitizer
+dnl ========================================================
+MOZ_ARG_ENABLE_BOOL(address-sanitizer,
+[ --enable-address-sanitizer Enable Address Sanitizer (default=no)],
+ MOZ_ASAN=1,
+ MOZ_ASAN= )
+if test -n "$MOZ_ASAN"; then
+ MOZ_LLVM_HACKS=1
+ if test -n "$CLANG_CL"; then
+ # Look for the ASan runtime binary
+ if test "$CPU_ARCH" = "x86_64"; then
+ MOZ_CLANG_RT_ASAN_LIB=clang_rt.asan_dynamic-x86_64.dll
+ else
+ MOZ_CLANG_RT_ASAN_LIB=clang_rt.asan_dynamic-i386.dll
+ fi
+ # We use MOZ_PATH_PROG in order to get a Windows style path.
+ MOZ_PATH_PROG(MOZ_CLANG_RT_ASAN_LIB_PATH, $MOZ_CLANG_RT_ASAN_LIB)
+ if test -z "$MOZ_CLANG_RT_ASAN_LIB_PATH"; then
+ AC_MSG_ERROR([Couldn't find $MOZ_CLANG_RT_ASAN_LIB. It should be available in the same location as clang-cl.])
+ fi
+ AC_SUBST(MOZ_CLANG_RT_ASAN_LIB_PATH)
+ # Suppressing errors in recompiled code.
+ if test "$OS_ARCH" = "WINNT"; then
+ CFLAGS="-fsanitize-blacklist=$_topsrcdir/build/sanitizers/asan_blacklist_win.txt $CFLAGS"
+ CXXFLAGS="-fsanitize-blacklist=$_topsrcdir/build/sanitizers/asan_blacklist_win.txt $CXXFLAGS"
+ fi
+ fi
+ CFLAGS="-fsanitize=address $CFLAGS"
+ CXXFLAGS="-fsanitize=address $CXXFLAGS"
+ if test -z "$CLANG_CL"; then
+ LDFLAGS="-fsanitize=address $LDFLAGS"
+ fi
+ AC_DEFINE(MOZ_ASAN)
+ MOZ_PATH_PROG(LLVM_SYMBOLIZER, llvm-symbolizer)
+fi
+AC_SUBST(MOZ_ASAN)
+
+dnl ========================================================
+dnl = Use Memory Sanitizer
+dnl ========================================================
+MOZ_ARG_ENABLE_BOOL(memory-sanitizer,
+[ --enable-memory-sanitizer Enable Memory Sanitizer (default=no)],
+ MOZ_MSAN=1,
+ MOZ_MSAN= )
+if test -n "$MOZ_MSAN"; then
+ MOZ_LLVM_HACKS=1
+ CFLAGS="-fsanitize=memory -fsanitize-memory-track-origins $CFLAGS"
+ CXXFLAGS="-fsanitize=memory -fsanitize-memory-track-origins $CXXFLAGS"
+ if test -z "$CLANG_CL"; then
+ LDFLAGS="-fsanitize=memory -fsanitize-memory-track-origins $LDFLAGS"
+ fi
+ AC_DEFINE(MOZ_MSAN)
+ MOZ_PATH_PROG(LLVM_SYMBOLIZER, llvm-symbolizer)
+fi
+AC_SUBST(MOZ_MSAN)
+
+dnl ========================================================
+dnl = Use Thread Sanitizer
+dnl ========================================================
+MOZ_ARG_ENABLE_BOOL(thread-sanitizer,
+[ --enable-thread-sanitizer Enable Thread Sanitizer (default=no)],
+ MOZ_TSAN=1,
+ MOZ_TSAN= )
+if test -n "$MOZ_TSAN"; then
+ MOZ_LLVM_HACKS=1
+ CFLAGS="-fsanitize=thread $CFLAGS"
+ CXXFLAGS="-fsanitize=thread $CXXFLAGS"
+ if test -z "$CLANG_CL"; then
+ LDFLAGS="-fsanitize=thread $LDFLAGS"
+ fi
+ AC_DEFINE(MOZ_TSAN)
+ MOZ_PATH_PROG(LLVM_SYMBOLIZER, llvm-symbolizer)
+fi
+AC_SUBST(MOZ_TSAN)
+
+# The LLVM symbolizer is used by all sanitizers
+AC_SUBST(LLVM_SYMBOLIZER)
+
+dnl ========================================================
+dnl = Enable hacks required for LLVM instrumentations
+dnl ========================================================
+MOZ_ARG_ENABLE_BOOL(llvm-hacks,
+[ --enable-llvm-hacks Enable workarounds required for several LLVM instrumentations (default=no)],
+ MOZ_LLVM_HACKS=1,
+ MOZ_LLVM_HACKS= )
+if test -n "$MOZ_LLVM_HACKS"; then
+ MOZ_NO_WLZDEFS=1
+ MOZ_CFLAGS_NSS=1
+fi
+AC_SUBST(MOZ_NO_WLZDEFS)
+AC_SUBST(MOZ_CFLAGS_NSS)
+
+dnl ========================================================
+dnl = Test for whether the compiler is compatible with the
+dnl = given sanitize options.
+dnl ========================================================
+AC_TRY_LINK(,,,AC_MSG_ERROR([compiler is incompatible with sanitize options]))
+
+])