[llvm] [LLVM][rtsan] Add nosanitize_realtime instrumentation (PR #106125)

[Vitaly Buka via llvm-commits]

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@@ -51,6 +53,7 @@ RealtimeSanitizerPass::RealtimeSanitizerPass(
 PreservedAnalyses RealtimeSanitizerPass::run(Function &F,
                                              AnalysisManager<Function> &AM) {
   if (F.hasFnAttribute(Attribute::SanitizeRealtime)) {
+    assert(!F.hasFnAttribute(Attribute::NoSanitizeRealtime));
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vitalybuka wrote:

Why it needs to be attribute?

`__lsan::ScopedDisabler` achieves the same  and even can be more precise, but limiting to a code block.


https://github.com/llvm/llvm-project/pull/106125