llvm-6502/test/Analysis/Dominators/2006-10-02-BreakCritEdges.ll

21 lines
544 B
LLVM
Raw Normal View History

; RUN: llvm-upgrade < %s | llvm-as | opt -domtree -break-crit-edges -analyze -domtree | grep '3.*%brtrue$'
; PR932
implementation ; Functions:
declare void %use1(int)
void %f(int %i, bool %c) {
entry:
%A = seteq int %i, 0 ; <bool> [#uses=1]
br bool %A, label %brtrue, label %brfalse
brtrue: ; preds = %brtrue, %entry
%B = phi bool [ true, %brtrue ], [ false, %entry ] ; <bool> [#uses=1]
call void %use1( int %i )
br bool %B, label %brtrue, label %brfalse
brfalse: ; preds = %brtrue, %entry
call void %use1( int %i )
ret void
}