[PATCH] D68377: [Builtins] Teach Clang about memccpy

Dávid Bolvanský via Phabricator via cfe-commits cfe-commits at lists.llvm.org
Thu Oct 3 01:19:20 PDT 2019


xbolva00 created this revision.
xbolva00 added a reviewer: aaron.ballman.
Herald added subscribers: cfe-commits, kristina.
Herald added a project: clang.

Hopefully, -fno-builtin-memccpy will work now.


Repository:
  rC Clang

https://reviews.llvm.org/D68377

Files:
  include/clang/Basic/Builtins.def


Index: include/clang/Basic/Builtins.def
===================================================================
--- include/clang/Basic/Builtins.def
+++ include/clang/Basic/Builtins.def
@@ -480,6 +480,7 @@
 BUILTIN(__builtin_memchr, "v*vC*iz", "nF")
 BUILTIN(__builtin_memcmp, "ivC*vC*z", "nF")
 BUILTIN(__builtin_memcpy, "v*v*vC*z", "nF")
+BUILTIN(__builtin_memccpy, "v*v*vC*iz", "nF")
 BUILTIN(__builtin_memmove, "v*v*vC*z", "nF")
 BUILTIN(__builtin_mempcpy, "v*v*vC*z", "nF")
 BUILTIN(__builtin_memset, "v*v*iz", "nF")
@@ -899,6 +900,7 @@
 LIBBUILTIN(strtoull, "ULLicC*c**i", "f",   "stdlib.h", ALL_LANGUAGES)
 // C99 string.h
 LIBBUILTIN(memcpy, "v*v*vC*z",    "f",     "string.h", ALL_LANGUAGES)
+LIBBUILTIN(memccpy, "v*v*vC*iz",  "f",     "string.h", ALL_LANGUAGES)
 LIBBUILTIN(memcmp, "ivC*vC*z",    "f",     "string.h", ALL_LANGUAGES)
 LIBBUILTIN(memmove, "v*v*vC*z",   "f",     "string.h", ALL_LANGUAGES)
 LIBBUILTIN(strcpy, "c*c*cC*",     "f",     "string.h", ALL_LANGUAGES)


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