Add a cc1 option to force disabling lifetime-markers emission from clang
Summary: This intended as a debugging/development flag only.
Differential Revision: https://reviews.llvm.org/D28385
llvm-svn: 291300
diff --git a/clang/lib/CodeGen/BackendUtil.cpp b/clang/lib/CodeGen/BackendUtil.cpp
index 8dd1623..aa08a45 100644
--- a/clang/lib/CodeGen/BackendUtil.cpp
+++ b/clang/lib/CodeGen/BackendUtil.cpp
@@ -312,7 +312,8 @@
// At O0 and O1 we only run the always inliner which is more efficient. At
// higher optimization levels we run the normal inliner.
if (CodeGenOpts.OptimizationLevel <= 1) {
- bool InsertLifetimeIntrinsics = CodeGenOpts.OptimizationLevel != 0;
+ bool InsertLifetimeIntrinsics = (CodeGenOpts.OptimizationLevel != 0 &&
+ !CodeGenOpts.DisableLifetimeMarkers);
PMBuilder.Inliner = createAlwaysInlinerLegacyPass(InsertLifetimeIntrinsics);
} else {
PMBuilder.Inliner = createFunctionInliningPass(