[llvm-commits] [PATCH] Add signed math cases to overflow folding

[Evan Phoenix]

Extend constant folding to understand the signed variants of the  
overflow intrinsics.

  - Evan Phoenix

-------------- next part --------------
A non-text attachment was scrubbed...
Name: llvm-signed-overflow-folding.diff
Type: application/octet-stream
Size: 4955 bytes
Desc: not available
URL: <http://lists.llvm.org/pipermail/llvm-commits/attachments/20091005/0b368987/attachment.obj>