1 ; RUN: opt < %s -basicaa -dse -S | FileCheck %s
3 ; The store and add in if.then block should be removed by non-local DSE.
4 ; CHECK-NOT: %stval = add
5 ; CHECK-NOT: store i32 %stval
7 define void @foo(i32* noalias nocapture %a, i32* noalias nocapture readonly %b, i32 %c) {
9 %cmp = icmp sgt i32 %c, 0
10 br i1 %cmp, label %if.then, label %if.end
13 %0 = load i32, i32* %b, align 4
14 %stval = add nsw i32 %0, 1
15 store i32 %stval, i32* %a, align 4
19 %m.0 = phi i32 [ 13, %if.then ], [ 10, %entry ]
20 store i32 %m.0, i32* %a, align 4