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New testcase for instcombine

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3396 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2002-08-20 15:27:45 +00:00
parent 0f7c8c29d3
commit dce9427985
1 changed files with 10 additions and 1 deletions
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11
test/Transforms/InstCombine/phi.ll
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@@ -8,7 +8,7 @@
implementation implementation
int "test1"(int %A, bool %b) { int %test1(int %A, bool %b) {
BB0: br bool %b, label %BB1, label %BB2 BB0: br bool %b, label %BB1, label %BB2
BB1: BB1:
%B = phi int [%A, %BB0] ; Combine away one argument PHI nodes %B = phi int [%A, %BB0] ; Combine away one argument PHI nodes
@@ -17,3 +17,12 @@ BB2:
ret int %A ret int %A
} }
int %test2(int %A, bool %b) {
BB0: br bool %b, label %BB1, label %BB2
BB1:
br label %BB2
BB2:
%B = phi int [%A, %BB0], [%A, %BB1] ; Combine away PHI nodes with same values
ret int %B
}