llvm-6502/test/Transforms/IndVarSimplify/2003-09-12-MultiplePred.ll

16 lines
437 B
LLVM
Raw Normal View History

; RUN: opt < %s -indvars -S | grep indvar
define i32 @test() {
; <label>:0
br i1 true, label %LoopHead, label %LoopHead
LoopHead: ; preds = %LoopHead, %0, %0
%A = phi i32 [ 7, %0 ], [ 7, %0 ], [ %B, %LoopHead ] ; <i32> [#uses=1]
%B = add i32 %A, 1 ; <i32> [#uses=2]
br i1 true, label %LoopHead, label %Out
Out: ; preds = %LoopHead
ret i32 %B
}