llvm-mirror/test/Transforms/SimplifyCFG/2002-05-21-PHIElimination.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

20 lines
414 B
LLVM

; CFG Simplification is making a loop dead, then changing the add into:
;
; %V1 = add int %V1, 1
;
; Which is not valid SSA
;
; RUN: opt < %s -simplifycfg | llvm-dis
define void @test() {
; <label>:0
br i1 true, label %end, label %Loop
Loop: ; preds = %Loop, %0
%V = phi i32 [ 0, %0 ], [ %V1, %Loop ] ; <i32> [#uses=1]
%V1 = add i32 %V, 1 ; <i32> [#uses=1]
br label %Loop
end: ; preds = %0
ret void
}