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add test case for bugfix in r157032

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157058 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Nuno Lopes 2012-05-18 17:44:58 +00:00
parent 550c25e974
commit 7397b2c751
1 changed files with 29 additions and 0 deletions
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29
test/Transforms/CorrelatedValuePropagation/range.ll
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@ -41,3 +41,32 @@ end:
; CHECK: then:
; CHECK-NEXT: br i1 false, label %end, label %else
}
; CHECK: @test3
define i32 @test3(i32 %c) nounwind {
%cmp = icmp slt i32 %c, 2
br i1 %cmp, label %if.then, label %if.end
if.then:
ret i32 1
if.end:
%cmp1 = icmp slt i32 %c, 3
br i1 %cmp1, label %if.then2, label %if.end8
; CHECK: if.then2
if.then2:
%cmp2 = icmp eq i32 %c, 2
; CHECK: br i1 true
br i1 %cmp2, label %if.then4, label %if.end6
; CHECK: if.end6
if.end6:
ret i32 2
if.then4:
ret i32 3
if.end8:
ret i32 4
}