[PATCH] D107241: Define __THW_BIG_ENDIAN__ macro

[Jake Egan via Phabricator via cfe-commits]

Jake-Egan created this revision.
Herald added subscribers: kbarton, nemanjai.
Jake-Egan requested review of this revision.
Herald added a project: clang.
Herald added a subscriber: cfe-commits.

Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D107241

Files:
  clang/lib/Basic/Targets/OSTargets.h
  clang/test/Preprocessor/init-ppc.c


Index: clang/test/Preprocessor/init-ppc.c
===================================================================
--- clang/test/Preprocessor/init-ppc.c
+++ clang/test/Preprocessor/init-ppc.c
@@ -538,6 +538,7 @@
 // PPC-AIX:#define __SIZE_MAX__ 4294967295UL
 // PPC-AIX:#define __SIZE_TYPE__ long unsigned int
 // PPC-AIX:#define __SIZE_WIDTH__ 32
+// PPC-AIX:#define __THW_BIG_ENDIAN__ 1
 // PPC-AIX:#define __TOS_AIX__ 1
 // PPC-AIX:#define __UINT16_C_SUFFIX__
 // PPC-AIX:#define __UINT16_MAX__ 65535
Index: clang/lib/Basic/Targets/OSTargets.h
===================================================================
--- clang/lib/Basic/Targets/OSTargets.h
+++ clang/lib/Basic/Targets/OSTargets.h
@@ -673,6 +673,7 @@
     DefineStd(Builder, "unix", Opts);
     Builder.defineMacro("_IBMR2");
     Builder.defineMacro("_POWER");
+    Builder.defineMacro("__THW_BIG_ENDIAN__");
 
     Builder.defineMacro("_AIX");
     Builder.defineMacro("__TOS_AIX__");


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