[NewPM] Add -fsanitize={memory,thread} handling to clang
Summary: This is the missing bit to drive thread and memory sanitizers through clang using the new PassManager.
Reviewers: chandlerc, fedor.sergeev, vitalybuka, leonardchan
Subscribers: bollu, llvm-commits
Differential Revision: https://reviews.llvm.org/D56831
llvm-svn: 351423
diff --git a/clang/lib/CodeGen/BackendUtil.cpp b/clang/lib/CodeGen/BackendUtil.cpp
index b927aca..3536bf0 100644
--- a/clang/lib/CodeGen/BackendUtil.cpp
+++ b/clang/lib/CodeGen/BackendUtil.cpp
@@ -1015,11 +1015,22 @@
// Register callbacks to schedule sanitizer passes at the appropriate part of
// the pipeline.
+ // FIXME: either handle asan/the remaining sanitizers or error out
if (LangOpts.Sanitize.has(SanitizerKind::LocalBounds))
PB.registerScalarOptimizerLateEPCallback(
[](FunctionPassManager &FPM, PassBuilder::OptimizationLevel Level) {
FPM.addPass(BoundsCheckingPass());
});
+ if (LangOpts.Sanitize.has(SanitizerKind::Memory))
+ PB.registerOptimizerLastEPCallback(
+ [](FunctionPassManager &FPM, PassBuilder::OptimizationLevel Level) {
+ FPM.addPass(MemorySanitizerPass());
+ });
+ if (LangOpts.Sanitize.has(SanitizerKind::Thread))
+ PB.registerOptimizerLastEPCallback(
+ [](FunctionPassManager &FPM, PassBuilder::OptimizationLevel Level) {
+ FPM.addPass(ThreadSanitizerPass());
+ });
if (Optional<GCOVOptions> Options = getGCOVOptions(CodeGenOpts))
PB.registerPipelineStartEPCallback([Options](ModulePassManager &MPM) {
MPM.addPass(GCOVProfilerPass(*Options));