[clang] [llvm] [clang-repl] Add CLANG_ENABLE_EMUTLS_GET_ADDRESS cmake option (PR #217700)

[Pranav Kant via llvm-commits]

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@@ -220,6 +220,14 @@ if( CLANG_HAVE_DLFCN_H )
   cmake_pop_check_state()
 endif()
 
+include(CheckCXXSourceCompiles)
+check_cxx_source_compiles("
+  extern \"C\" void *__emutls_get_address(void *);
+  int main() {
+    return __emutls_get_address((void *)0) != (void *)0;
+  }
+" CLANG_HAVE_EMUTLS_GET_ADDRESS)
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pranavk wrote:

@compnerd ping

https://github.com/llvm/llvm-project/pull/217700