wire up a new -fno-builtin option, make it control things like simplifylibcalls,

etc and make freestanding imply it.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@66972 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 2 insertions, 1 deletions

diff --git a/include/clang/Basic/LangOptions.h b/include/clang/Basic/LangOptions.h
index f0a583c3d3..ee04439cad 100644
--- a/include/clang/Basic/LangOptions.h
+++ b/include/clang/Basic/LangOptions.h
@@ -48,6 +48,7 @@ public:
 
   unsigned NeXTRuntime       : 1; // Use NeXT runtime.
   unsigned Freestanding      : 1; // Freestanding implementation
+  unsigned NoBuiltin         : 1; // Do not use builtin functions (-fno-builtin)
 
   unsigned ThreadsafeStatics : 1; // Whether static initializers are protected
                                   // by locks.
@@ -75,7 +76,7 @@ public:
     GC = ObjC1 = ObjC2 = ObjCNonFragileABI = 0;
     C99 = Microsoft = CPlusPlus = CPlusPlus0x = NoExtensions = 0;
     CXXOperatorNames = PascalStrings = Boolean = WritableStrings = 0;
-    Exceptions = NeXTRuntime = Freestanding = 0;
+    Exceptions = NeXTRuntime = Freestanding = NoBuiltin = 0;
     LaxVectorConversions = 1;
     HeinousExtensions = 0;