llvm-project/llvm/test/Transforms/NewGVN/2007-07-25-InfiniteLoop.ll

16 lines
428 B
LLVM

; RUN: opt < %s -basic-aa -newgvn -S | FileCheck %s
%struct.INT2 = type { i32, i32 }
@blkshifts = external global %struct.INT2* ; <%struct.INT2**> [#uses=2]
define i32 @xcompact() {
entry:
store %struct.INT2* null, %struct.INT2** @blkshifts, align 4
br label %bb
bb: ; preds = %bb, %entry
%tmp10 = load %struct.INT2*, %struct.INT2** @blkshifts, align 4 ; <%struct.INT2*> [#uses=0]
; CHECK-NOT: %tmp10
br label %bb
}