Introduce -fsanitize-stats flag.

This is part of a new statistics gathering feature for the sanitizers.
See clang/docs/SanitizerStats.rst for further info and docs.

Differential Revision: http://reviews.llvm.org/D16175

llvm-svn: 257971

1 files changed, 9 insertions, 0 deletions

diff --git a/clang/lib/CodeGen/CodeGenFunction.cpp b/clang/lib/CodeGen/CodeGenFunction.cpp
index e38ff0a39da..e41aa81bdef 100644
--- a/clang/lib/CodeGen/CodeGenFunction.cpp
+++ b/clang/lib/CodeGen/CodeGenFunction.cpp
@@ -1956,3 +1956,12 @@ void CodeGenFunction::checkTargetFeatures(const CallExpr *E,
           << FD->getDeclName() << TargetDecl->getDeclName() << MissingFeature;
   }
 }
+
+void CodeGenFunction::EmitSanitizerStatReport(llvm::SanitizerStatKind SSK) {
+  if (!CGM.getCodeGenOpts().SanitizeStats)
+    return;
+
+  llvm::IRBuilder<> IRB(Builder.GetInsertBlock(), Builder.GetInsertPoint());
+  IRB.SetCurrentDebugLocation(Builder.getCurrentDebugLocation());
+  CGM.getSanStats().create(IRB, SSK);
+}