1; RUN: opt -S -instcombine < %s | FileCheck %s
2@b = internal global [1 x i32] zeroinitializer, align 4
3@c = internal global i32 0, align 4
4
5; CHECK-LABEL: @fn1
6; CHECK-NEXT: ret i32 0
7define i32 @fn1(i32 %a) {
8  ret i32 0
9}
10