mirror of
https://github.com/RPCS3/llvm.git
synced 2024-12-28 07:05:03 +00:00
69ccadd753
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32115 91177308-0d34-0410-b5e6-96231b3b80d8
20 lines
347 B
LLVM
20 lines
347 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: llvm-upgrade < %s | llvm-as | opt -simplifycfg | llvm-dis
|
|
|
|
void "test"() {
|
|
br bool true, label %end, label %Loop
|
|
|
|
Loop:
|
|
%V = phi int [0, %0], [%V1, %Loop]
|
|
%V1 = add int %V, 1
|
|
|
|
br label %Loop
|
|
end:
|
|
ret void
|
|
}
|