r282242 - Minor tweak. Avoid hardcoding.

[Daniel Marjamaki via cfe-commits]

Author: danielmarjamaki
Date: Fri Sep 23 07:23:44 2016
New Revision: 282242

URL: http://llvm.org/viewvc/llvm-project?rev=282242&view=rev
Log:
Minor tweak. Avoid hardcoding.

Modified:
    cfe/trunk/lib/Frontend/InitPreprocessor.cpp

Modified: cfe/trunk/lib/Frontend/InitPreprocessor.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Frontend/InitPreprocessor.cpp?rev=282242&r1=282241&r2=282242&view=diff
==============================================================================
--- cfe/trunk/lib/Frontend/InitPreprocessor.cpp (original)
+++ cfe/trunk/lib/Frontend/InitPreprocessor.cpp Fri Sep 23 07:23:44 2016
@@ -673,7 +673,7 @@ static void InitializePredefinedMacros(c
 
   // 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);