| Dmitri Gribenko | b137c9e | 2012-12-30 01:28:40 +0000 | [diff] [blame^] | 1 | ; RUN: opt -globalopt -S < %s | FileCheck %s |
| Nick Lewycky | a3bb03e | 2011-05-29 18:41:56 +0000 | [diff] [blame] | 2 | ; PR10047 |
| 3 | |
| Nick Lewycky | a3bb03e | 2011-05-29 18:41:56 +0000 | [diff] [blame] | 4 | %0 = type { i32, void ()* } |
| 5 | %struct.A = type { [100 x i32] } |
| 6 | |
| 7 | ; CHECK: @a |
| 8 | @a = global %struct.A zeroinitializer, align 4 |
| Nick Lewycky | 6335393 | 2011-05-29 19:41:14 +0000 | [diff] [blame] | 9 | @llvm.global_ctors = appending global [2 x %0] [%0 { i32 65535, void ()* @_GLOBAL__I_a }, %0 { i32 65535, void ()* @_GLOBAL__I_b }] |
| Nick Lewycky | a3bb03e | 2011-05-29 18:41:56 +0000 | [diff] [blame] | 10 | |
| 11 | declare void @llvm.memset.p0i8.i64(i8* nocapture, i8, i64, i32, i1) nounwind |
| 12 | |
| 13 | ; CHECK-NOT: GLOBAL__I_a |
| 14 | define internal void @_GLOBAL__I_a() nounwind { |
| 15 | entry: |
| 16 | tail call void @llvm.memset.p0i8.i64(i8* bitcast (%struct.A* @a to i8*), i8 0, i64 400, i32 4, i1 false) nounwind |
| 17 | ret void |
| 18 | } |
| Nick Lewycky | 6335393 | 2011-05-29 19:41:14 +0000 | [diff] [blame] | 19 | |
| 20 | %struct.X = type { i8 } |
| 21 | @y = global i8* null, align 8 |
| 22 | @x = global %struct.X zeroinitializer, align 1 |
| 23 | |
| 24 | define internal void @_GLOBAL__I_b() nounwind { |
| 25 | entry: |
| 26 | %tmp.i.i.i = load i8** @y, align 8 |
| 27 | tail call void @llvm.memset.p0i8.i64(i8* %tmp.i.i.i, i8 0, i64 10, i32 1, i1 false) nounwind |
| 28 | ret void |
| 29 | } |