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new testcase for PR957

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31060 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2006-10-20 00:41:31 +00:00
parent 35b89fa639
commit 8a53688a13
1 changed files with 35 additions and 0 deletions
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35
test/Transforms/SimplifyCFG/2006-10-19-UncondDiv.ll Normal file
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; RUN: llvm-as < %s | opt -simplifycfg -disable-output &&
; RUN: llvm-as < %s | opt -simplifycfg | llvm-dis | not grep select
; PR957
uint %test(uint %tmp) {
cond_false179: ; preds = %cond_true
%tmp181 = seteq uint %tmp, 0 ; <bool> [#uses=1]
br bool %tmp181, label %cond_true182, label %cond_next185
cond_true182: ; preds = %cond_false179
br label %cond_next185
cond_next185: ; preds = %cond_true182, %cond_false179
%d0.3 = phi uint [ div (uint 1, uint 0), %cond_true182 ], [ %tmp,
%cond_false179 ] ; <uint> [#uses=7]
ret uint %d0.3
}
uint %test2(uint %tmp) {
cond_false179: ; preds = %cond_true
%tmp181 = seteq uint %tmp, 0 ; <bool> [#uses=1]
br bool %tmp181, label %cond_true182, label %cond_next185
cond_true182: ; preds = %cond_false179
br label %cond_next185
cond_next185: ; preds = %cond_true182, %cond_false179
%d0.3 = phi uint [ div (uint 1, uint 0), %cond_true182 ], [ %tmp,
%cond_false179 ] ; <uint> [#uses=7]
call uint %test(uint 4)
ret uint %d0.3
}