r322573 - Add va_start()/va_copy()/va_end to Builtins.def

[Nico Weber via cfe-commits]

Author: nico
Date: Tue Jan 16 08:55:41 2018
New Revision: 322573

URL: http://llvm.org/viewvc/llvm-project?rev=322573&view=rev
Log:
Add va_start()/va_copy()/va_end to Builtins.def

That way, clang suggests including stdarg.h when these are used in C files.
https://reviews.llvm.org/D42085

Modified:
    cfe/trunk/include/clang/Basic/Builtins.def

Modified: cfe/trunk/include/clang/Basic/Builtins.def
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Basic/Builtins.def?rev=322573&r1=322572&r2=322573&view=diff
==============================================================================
--- cfe/trunk/include/clang/Basic/Builtins.def (original)
+++ cfe/trunk/include/clang/Basic/Builtins.def Tue Jan 16 08:55:41 2018
@@ -802,6 +802,10 @@ LANGBUILTIN(__fastfail, "vUi",    "nr",
 LIBBUILTIN(_setjmpex, "iJ", "fj",   "setjmpex.h", ALL_MS_LANGUAGES)
 
 // C99 library functions
+// C99 stdarg.h
+LIBBUILTIN(va_start, "vA.",       "fnt",   "stdarg.h", ALL_LANGUAGES)
+LIBBUILTIN(va_end, "vA",          "fn",    "stdarg.h", ALL_LANGUAGES)
+LIBBUILTIN(va_copy, "vAA",        "fn",    "stdarg.h", ALL_LANGUAGES)
 // C99 stdlib.h
 LIBBUILTIN(abort, "v",            "fr",    "stdlib.h", ALL_LANGUAGES)
 LIBBUILTIN(calloc, "v*zz",        "f",     "stdlib.h", ALL_LANGUAGES)