[llvm-commits] updated nounwind for basic blocks patch
clattner at apple.com
Sun Mar 16 19:12:14 PDT 2008
On Mar 16, 2008, at 11:11 AM, Nick Lewycky wrote:
> This patch adds nounwind to basic blocks.
> The major change from the previous patch is the removal of any
> attempt at tri-state behaviour between nounwind and unwinds to. We
> now permit basic blocks to be defined with both:
> bb42: nounwind unwinds to %cleanup42
> the reason being that a block may be marked 'nounwind' by a pass
> that needs to preserve the CFG and therefore can't remove the
> 'unwinds to' edge.
There is no patch for LangRef.html, lets start there.
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