[clang] [compiler-rt] [compiler-rt] Realtime Sanitizer: Introduce RADSan backend (PR #92460)

[Fangrui Song via llvm-commits]

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@@ -1382,6 +1382,10 @@ collectSanitizerRuntimes(const ToolChain &TC, const ArgList &Args,
       StaticRuntimes.push_back("asan_cxx");
   }
 
+  if (!SanArgs.needsSharedRt() && SanArgs.needsRadsanRt()) {
+    StaticRuntimes.push_back("radsan");
+  }
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MaskRay wrote:

I have some notes at https://maskray.me/blog/2023-01-08-all-about-sanitizer-interceptors#static-runtime

Nit: we omit braces in this single-line statement case https://llvm.org/docs/CodingStandards.html#don-t-use-braces-on-simple-single-statement-bodies-of-if-else-loop-statements

https://github.com/llvm/llvm-project/pull/92460