llvm-6502/test/Analysis/Dominators/2006-10-02-BreakCritEdges.ll
Bill Wendling 75920ad424 FileCheck-ize tests.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@155434 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-24 10:45:44 +00:00

22 lines
508 B
LLVM

; RUN: opt < %s -domtree -break-crit-edges -analyze -domtree | FileCheck %s
; PR932
; CHECK: [3] %brtrue {1,2}
declare void @use1(i32)
define void @f(i32 %i, i1 %c) {
entry:
%A = icmp eq i32 %i, 0 ; <i1> [#uses=1]
br i1 %A, label %brtrue, label %brfalse
brtrue: ; preds = %brtrue, %entry
%B = phi i1 [ true, %brtrue ], [ false, %entry ] ; <i1> [#uses=1]
call void @use1( i32 %i )
br i1 %B, label %brtrue, label %brfalse
brfalse: ; preds = %brtrue, %entry
call void @use1( i32 %i )
ret void
}