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312130
2012 Apr 23
0
[LLVMdev] Effect of NSW attribute on 'mul' during InstCombine pass ?
Hi all,
I'm using LLVM 3.0, for which I've filed following bug
http://llvm.org/bugs/show_bug.cgi?id=12130<https://webmail-eu.st.com/owa/redir.aspx?C=f2882890c0064e71ba4c8238dc7fd399&URL=http%3a%2f%2fllvm.org%2fbugs%2fshow_bug.cgi%3fid%3d12130>
.
I'm trying to solve this problem by myself digging into LLVM sources.
It seems that problem that I'm experiencing is related to presence or
absence of NSW attribute on a 'mul'.
Considering following code:
define void @t2(double* %x) {
L.entry:
%a = alloca [2 x i64], align...