[PATCH] Fix 1 << 31

[Tim Northover]

  Hi Eitan,

  Thanks for looking at this, we should definitely get rid of UB wherever we can. There's a slight problem with the patch though, unfortunately.

  Cheers.

  Tim.


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Comment at: include/llvm-c/Core.h:162
@@ -161,3 +161,3 @@
     LLVMUWTable = 1 << 30,
-    LLVMNonLazyBind = 1 << 31
+    LLVMNonLazyBind = 1U << 31
 
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This one's apparently also undefined in C ("enumeration constant shall be an integer constant expression that has a value representable as an int").


http://llvm-reviews.chandlerc.com/D2309