[libcxx-commits] [libcxx] [ASan][libc++] Update string ASan annotations to Zero-overhead (PR #76165)

[via libcxx-commits]

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@@ -659,6 +659,13 @@ _LIBCPP_PUSH_MACROS
 #else
 #  define _LIBCPP_STRING_INTERNAL_MEMORY_ACCESS
 #endif
+#ifndef _IF_ASAN
+#  ifndef _LIBCPP_HAS_NO_ASAN
+#    define _IF_ASAN() if _LIBCPP_CONSTEXPR (true)
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AdvenamTacet wrote:

Moved back to string file based on: https://github.com/llvm/llvm-project/pull/76165#discussion_r1434348292

https://github.com/llvm/llvm-project/pull/76165