[PATCH] D150117: Use LLVM-style include guard in regex_impl.h

[Hans Wennborg via Phabricator via llvm-commits]

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The previous include guard (_REGEX_H_) is also used in a macOS SDK header (xlocale.h), causing potential for trouble. This was previously addressed in 2b8b90a7686858b1d22cae6fcfbd0904135112aa, but renaming the macro in line with LLVM's other include guards seems like a better fix.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D150117

Files:
  llvm/lib/Support/regex_impl.h


Index: llvm/lib/Support/regex_impl.h
===================================================================
--- llvm/lib/Support/regex_impl.h
+++ llvm/lib/Support/regex_impl.h
@@ -35,8 +35,8 @@
  *	@(#)regex.h	8.1 (Berkeley) 6/2/93
  */
 
-#ifndef _REGEX_H_
-#define	_REGEX_H_
+#ifndef LLVM_SUPPORT_REGEX_IMPL_H
+#define	LLVM_SUPPORT_REGEX_IMPL_H
 
 #include <sys/types.h>
 typedef off_t llvm_regoff_t;
@@ -105,4 +105,4 @@
 }
 #endif
 
-#endif /* !_REGEX_H_ */
+#endif /* !LLVM_SUPPORT_REGEX_IMPL_H */


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