================
@@ -56,7 +56,14 @@ using namespace CodeGen;
// Experiment to make sanitizers easier to debug
static llvm::cl::opt<bool> ClSanitizeDebugDeoptimization(
"ubsan-unique-traps", llvm::cl::Optional,
- llvm::cl::desc("Deoptimize traps for UBSAN so there is 1 trap per check"),
+ llvm::cl::desc("Deoptimize traps for UBSAN so there is 1 trap per check."),
+ llvm::cl::init(false));
+
+// TODO: Introduce frontend options to enabled per sanitizers, similar to
+// `fsanitize-trap`.
+static llvm::cl::opt<bool> ClSanitizeExpHot(
+ "ubsan-exp-hot", llvm::cl::Optional,
+ llvm::cl::desc("Pass UBSAN checks if `llvm.experimental.hot()` is true."),
----------------
jroelofs wrote:
I'm not sure how best to do it, but it might be useful to have a remark that
fires when one of these is optimized out.
https://github.com/llvm/llvm-project/pull/84851
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