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llvm-mirror/test/Transforms/ADCE/2002-05-22-PHITest.ll
Dan Gohman 205b641954 Change tests from "opt %s" to "opt < %s" so that opt doesn't see the
input filename so that opt doesn't print the input filename in the
output so that grep lines in the tests don't unintentionally match
strings in the input filename.

llvm-svn: 81537
2009-09-11 18:01:28 +00:00

17 lines
386 B
LLVM

; It is illegal to remove BB1 because it will mess up the PHI node!
;
; RUN: opt < %s -adce -S | grep BB1
define i32 @test(i1 %C, i32 %A, i32 %B) {
; <label>:0
br i1 %C, label %BB1, label %BB2
BB1: ; preds = %0
br label %BB2
BB2: ; preds = %BB1, %0
%R = phi i32 [ %A, %0 ], [ %B, %BB1 ] ; <i32> [#uses=1]
ret i32 %R
}