1
0
mirror of https://github.com/RPCS3/llvm-mirror.git synced 2024-11-22 18:54:02 +01:00
llvm-mirror/test/Transforms/LCSSA/pr28608.ll
Eric Christopher a62270de2c Revert "Temporarily Revert "Add basic loop fusion pass.""
The reversion apparently deleted the test/Transforms directory.

Will be re-reverting again.

llvm-svn: 358552
2019-04-17 04:52:47 +00:00

36 lines
506 B
LLVM

; RUN: opt < %s -lcssa -disable-output
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"
; PR28608
; Check that we don't crash on this test.
define void @foo() {
entry:
br label %bb1
bb1:
br label %bb2
bb2:
%x = phi i32 [ undef, %bb5 ], [ undef, %bb1 ]
br i1 undef, label %bb3, label %bb6
bb3:
br i1 undef, label %bb5, label %bb4
bb4:
br label %bb6
bb5:
br label %bb2
bb6:
br label %bb1
exit:
%y = add i32 0, %x
ret void
}