xref: /llvm-project/llvm/test/Transforms/NewGVN/2007-07-25-InfiniteLoop.ll (revision 229640343e400394b315c6798c7c19e8a9bd188c)
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 4
2; RUN: opt < %s -passes=newgvn -S | FileCheck %s
3
4  %struct.INT2 = type { i32, i32 }
5@blkshifts = external global ptr		; <ptr> [#uses=2]
6
7define i32 @xcompact() {
8; CHECK-LABEL: define i32 @xcompact() {
9; CHECK-NEXT:  entry:
10; CHECK-NEXT:    store ptr null, ptr @blkshifts, align 4
11; CHECK-NEXT:    br label [[BB:%.*]]
12; CHECK:       bb:
13; CHECK-NEXT:    br label [[BB]]
14;
15entry:
16  store ptr null, ptr @blkshifts, align 4
17  br label %bb
18
19bb:		; preds = %bb, %entry
20  %tmp10 = load ptr, ptr @blkshifts, align 4		; <ptr> [#uses=0]
21  br label %bb
22}
23