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add a testcase, which we already handle

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@17737 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2004-11-14 17:54:27 +00:00
parent 711b3402aa
commit 56ef3aebd8
1 changed files with 11 additions and 1 deletions
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12
test/Transforms/InstCombine/phi.ll
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@@ -33,7 +33,7 @@ Exit:
ret int %B ret int %B
} }
int %test3(bool %b) { int %test4(bool %b) {
BB0: ret int 7 ; Loop is unreachable BB0: ret int 7 ; Loop is unreachable
Loop: Loop:
@@ -43,3 +43,13 @@ L2:
br label %Loop br label %Loop
} }
int %test5(int %a, bool %b) {
BB0: br label %Loop
Loop:
%B = phi int [%A, %BB0], [undef, %Loop] ; PHI has same value always.
br bool %b, label %Loop, label %Exit
Exit:
ret int %B
}