[compiler-rt] [llvm] [msan] Add experimental '-mllvm -msan-embed-faulting-instruction' and MSAN_OPTIONS=print_faulting_instruction (PR #136539)

[Florian Mayer via llvm-commits]

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@@ -915,9 +974,15 @@ void MemorySanitizer::createUserspaceApi(Module &M,
        AccessSizeIndex++) {
     unsigned AccessSize = 1 << AccessSizeIndex;
     std::string FunctionName = "__msan_maybe_warning_" + itostr(AccessSize);
+    SmallVector<Type *, 4> ArgsTy = {IRB.getIntNTy(AccessSize * 8),
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fmayer wrote:

Should't this be SmallVector<Type *, 3>? I  see at most 3 things being in there

https://github.com/llvm/llvm-project/pull/136539