1 ; RUN: opt < %s -nary-reassociate -S | FileCheck %s
3 define i32 @foo(i32 %tmp4) {
6 %tmp5 = add i32 %tmp4, 8
7 %tmp13 = add i32 %tmp4, -128 ; deleted
8 %tmp14 = add i32 %tmp13, 8 ; => %tmp5 + -128
9 %tmp21 = add i32 119, %tmp4
10 ; do not rewrite %tmp23 against %tmp13 because %tmp13 is already deleted
11 %tmp23 = add i32 %tmp21, -128
12 ; CHECK: %tmp23 = add i32 %tmp21, -128