| ; RUN: opt < %s -S -memcpyopt | FileCheck %s |
| target datalayout = "E-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64" |
| |
| ; The resulting memset is only 4-byte aligned, despite containing |
| ; a 16-byte aligned store in the middle. |
| |
| ; CHECK: call void @llvm.memset.p0i8.i64(i8* {{.*}}, i8 0, i64 16, i32 4, i1 false) |
| |
| define void @foo(i32* %p) { |
| %a0 = getelementptr i32* %p, i64 0 |
| store i32 0, i32* %a0, align 4 |
| %a1 = getelementptr i32* %p, i64 1 |
| store i32 0, i32* %a1, align 16 |
| %a2 = getelementptr i32* %p, i64 2 |
| store i32 0, i32* %a2, align 4 |
| %a3 = getelementptr i32* %p, i64 3 |
| store i32 0, i32* %a3, align 4 |
| ret void |
| } |
