mirror of
https://github.com/RPCS3/llvm.git
synced 2024-12-27 14:45:50 +00:00
69ccadd753
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32115 91177308-0d34-0410-b5e6-96231b3b80d8
19 lines
372 B
LLVM
19 lines
372 B
LLVM
; Test merging of blocks with phi nodes.
|
|
;
|
|
; RUN: llvm-upgrade < %s | llvm-as | opt -simplifycfg | llvm-dis | not grep 'N:'
|
|
;
|
|
|
|
int %test(bool %a) {
|
|
Q:
|
|
br bool %a, label %N, label %M
|
|
N:
|
|
br label %M
|
|
M:
|
|
; It's ok to merge N and M because the incoming values for W are the
|
|
; same for both cases...
|
|
%W = phi int [2, %N], [2, %Q]
|
|
%R = add int %W, 1
|
|
ret int %R
|
|
}
|
|
|