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New testcase for instcombine

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llvm-svn: 3396
This commit is contained in:
Chris Lattner 2002-08-20 15:27:45 +00:00
parent c08e1244df
commit 125fa35762
1 changed files with 10 additions and 1 deletions
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11
test/Regression/Transforms/InstCombine/phi.ll
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@ -8,7 +8,7 @@
implementation
int "test1"(int %A, bool %b) {
int %test1(int %A, bool %b) {
BB0: br bool %b, label %BB1, label %BB2
BB1:
%B = phi int [%A, %BB0] ; Combine away one argument PHI nodes
@ -17,3 +17,12 @@ BB2:
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
}