llvm-6502/test/Transforms/InstCombine/div-cmp-overflow.ll at 67f99986fa2a2eb298717b786ed2e89f45a529cf - llvm-6502 - Applefritter: Git

6502/llvm-6502

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Dan Gohman 1df3fd6683 Fix an icmp+sdiv optimization to check for and handle an overflow

condition. This fixes PR2740.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@56076 91177308-0d34-0410-b5e6-96231b3b80d8

2008-09-10 23:30:57 +00:00

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 ; RUN: llvm-as < %s | opt -instcombine | llvm-dis | not grep sdiv
 ; PR2740
 define i1 @func_75(i32 %i2) nounwind {
 	%i3 = sdiv i32 %i2, -1328634635
 	%i4 = icmp eq i32 %i3, -1
 	ret i1 %i4
 }