[PATCH] D16309: Use getCharWidth() instead of magic number

[Daniel Marjamäki via cfe-commits]

danielmarjamaki created this revision.
danielmarjamaki added a subscriber: cfe-commits.

Use getCharWidth() instead of magic number to handle arbitrary char widths.

no change in logical behaviour is intended when getCharWidth() is 8.


http://reviews.llvm.org/D16309

Files:
  lib/Frontend/InitPreprocessor.cpp

Index: lib/Frontend/InitPreprocessor.cpp
===================================================================
--- lib/Frontend/InitPreprocessor.cpp
+++ lib/Frontend/InitPreprocessor.cpp
@@ -644,7 +644,7 @@
 
   // Define type sizing macros based on the target properties.
   assert(TI.getCharWidth() == 8 && "Only support 8-bit char so far");
-  Builder.defineMacro("__CHAR_BIT__", "8");
+  Builder.defineMacro("__CHAR_BIT__", Twine(TI.getCharWidth()));
 
   DefineTypeSize("__SCHAR_MAX__", TargetInfo::SignedChar, TI, Builder);
   DefineTypeSize("__SHRT_MAX__", TargetInfo::SignedShort, TI, Builder);


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