| ; RUN: llvm-as < %s | opt -instcombine | llvm-dis | FileCheck %s |
| |
| ; Don't assume that external global variables have their preferred |
| ; alignment. They may only have the ABI minimum alignment. |
| |
| ; CHECK: %s = shl i64 %a, 3 |
| ; CHECK: %r = or i64 %s, ptrtoint (i32* @A to i64) |
| ; CHECK: %q = add i64 %r, 1 |
| ; CHECK: ret i64 %q |
| |
| target datalayout = "-i32:8:32" |
| |
| @A = external global i32 |
| @B = external global i32 |
| |
| define i64 @foo(i64 %a) { |
| %t = ptrtoint i32* @A to i64 |
| %s = shl i64 %a, 3 |
| %r = or i64 %t, %s |
| %q = add i64 %r, 1 |
| ret i64 %q |
| } |
