add msan sanitizer option for linus/bsd, lsan option for osx

1 files changed, 6 insertions, 1 deletions

diff --git a/platform/linuxbsd/detect.py b/platform/linuxbsd/detect.py
index 8f1afe0e66..09d185ae2b 100644
--- a/platform/linuxbsd/detect.py
+++ b/platform/linuxbsd/detect.py
@@ -70,6 +70,7 @@ def get_opts():
         BoolVariable("use_asan", "Use LLVM/GCC compiler address sanitizer (ASAN))", False),
         BoolVariable("use_lsan", "Use LLVM/GCC compiler leak sanitizer (LSAN))", False),
         BoolVariable("use_tsan", "Use LLVM/GCC compiler thread sanitizer (TSAN))", False),
+        BoolVariable("use_msan", "Use LLVM/GCC compiler memory sanitizer (MSAN))", False),
         BoolVariable("pulseaudio", "Detect and use PulseAudio", True),
         BoolVariable("udev", "Use udev for gamepad connection callbacks", True),
         BoolVariable("debug_symbols", "Add debugging symbols to release/release_debug builds", True),
@@ -142,7 +143,7 @@ def configure(env):
         env.Append(CCFLAGS=["-ftest-coverage", "-fprofile-arcs"])
         env.Append(LINKFLAGS=["-ftest-coverage", "-fprofile-arcs"])
 
-    if env["use_ubsan"] or env["use_asan"] or env["use_lsan"] or env["use_tsan"]:
+    if env["use_ubsan"] or env["use_asan"] or env["use_lsan"] or env["use_tsan"] or env["use_msan"]:
         env.extra_suffix += "s"
 
         if env["use_ubsan"]:
@@ -161,6 +162,10 @@ def configure(env):
             env.Append(CCFLAGS=["-fsanitize=thread"])
             env.Append(LINKFLAGS=["-fsanitize=thread"])
 
+        if env["use_msan"]:
+            env.Append(CCFLAGS=["-fsanitize=memory"])
+            env.Append(LINKFLAGS=["-fsanitize=memory"])
+
     if env["use_lto"]:
         if not env["use_llvm"] and env.GetOption("num_jobs") > 1:
             env.Append(CCFLAGS=["-flto"])