[libcxx-commits] [PATCH] D150015: [libc++] Consistently enable __CORRECT_ISO_CPP_WCHAR_H_PROTO in mbstate.

[Jordan Rupprecht via Phabricator via libcxx-commits]

rupprecht updated this revision to Diff 520982.
rupprecht added a comment.

Restore to v1 of the patch


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D150015/new/

https://reviews.llvm.org/D150015

Files:
  libcxx/include/__mbstate_t.h


Index: libcxx/include/__mbstate_t.h
===================================================================
--- libcxx/include/__mbstate_t.h
+++ libcxx/include/__mbstate_t.h
@@ -27,6 +27,12 @@
 // This does not define std::mbstate_t -- this only brings in the declaration
 // in the global namespace.
 
+// Consistently set this the same as in libc++'s <wchar.h> header to avoid
+// different function signatures.
+#ifdef __cplusplus
+#  define __CORRECT_ISO_CPP_WCHAR_H_PROTO
+#endif
+
 #if __has_include(<bits/types/mbstate_t.h>)
 #   include <bits/types/mbstate_t.h> // works on most Unixes
 #elif __has_include(<sys/_types/_mbstate_t.h>)


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