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Test case for r150978.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150979 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Benjamin Kramer 2012-02-20 19:00:28 +00:00
parent 6ad48f4137
commit 117314009e
1 changed files with 13 additions and 0 deletions
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13
test/Transforms/InstCombine/icmp.ll
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@ -615,3 +615,16 @@ define i1 @test60(i8* %foo, i64 %i, i64 %j) {
; CHECK-NEXT: icmp slt i64 %gep1.idx, %j
; CHECK-NEXT: ret i1
}
define i1 @test61(i8* %foo, i64 %i, i64 %j) {
%bit = bitcast i8* %foo to i32*
%gep1 = getelementptr i32* %bit, i64 %i
%gep2 = getelementptr i8* %foo, i64 %j
%cast1 = bitcast i32* %gep1 to i8*
%cmp = icmp ult i8* %cast1, %gep2
ret i1 %cmp
; Don't transform non-inbounds GEPs.
; CHECK: @test61
; CHECK: icmp ult i8* %cast1, %gep2
; CHECK-NEXT: ret i1
}