llvm-6502/test/Transforms/LICM/sink_critical_edge.ll
Chris Lattner d0069a08b9 Add a new testcase which breaks the sinker because the loop canonnicalization
pass does not do a canonnicalization that the sinker wants.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@10346 91177308-0d34-0410-b5e6-96231b3b80d8
2003-12-09 22:05:08 +00:00

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LLVM

; This testcase checks to make sure the sinker does not cause problems with
; critical edges.
; RUN: llvm-as < %s | opt -licm | llvm-dis | grep -C1 add | grep Exit
implementation ; Functions:
void %test() {
Entry:
br bool false, label %Loop, label %Exit
Loop:
%X = add int 0, 1
br bool false, label %Loop, label %Exit
Exit:
%Y = phi int [ 0, %Entry ], [ %X, %Loop ]
ret void
}