| ; RUN: opt < %s -nary-reassociate -S | FileCheck %s | |
| ; RUN: opt < %s -passes='nary-reassociate' -S | FileCheck %s | |
| define i32 @foo(i32 %tmp4) { | |
| ; CHECK-LABEL: @foo( | |
| entry: | |
| %tmp5 = add i32 %tmp4, 8 | |
| %tmp13 = add i32 %tmp4, -128 ; deleted | |
| %tmp14 = add i32 %tmp13, 8 ; => %tmp5 + -128 | |
| %tmp21 = add i32 119, %tmp4 | |
| ; do not rewrite %tmp23 against %tmp13 because %tmp13 is already deleted | |
| %tmp23 = add i32 %tmp21, -128 | |
| ; CHECK: %tmp23 = add i32 %tmp21, -128 | |
| ret i32 %tmp23 | |
| } |