1// RUN: %clang_cc1 -emit-llvm -o - -triple i386-linux-gnu %s | FileCheck %s
2
3// This checks that the global won't be marked as common.
4// (It shouldn't because it's being initialized).
5
6int a;
7int a = 242;
8// CHECK: @a = global i32 242
9
10// This should get normal weak linkage.
11int c __attribute__((weak))= 0;
12// CHECK: @c = weak global i32 0
13
14
15// Since this is marked const, it should get weak_odr linkage, since all
16// definitions have to be the same.
17// CHECK: @d = weak_odr constant i32 0
18const int d __attribute__((weak))= 0;
19
20// PR6168 "too many undefs"
21struct ManyFields {
22  int a;
23  int b;
24  int c;
25  char d;
26  int e;
27  int f;
28};
29
30// CHECK: global %struct.ManyFields { i32 1, i32 2, i32 0, i8 0, i32 0, i32 0 }
31struct ManyFields FewInits = {1, 2};
32
33
34// PR6766
35// CHECK: @l = global %struct.K { [6 x i32] [i32 102, i32 111, i32 111, i32 0, i32 0, i32 0], i32 1 }
36typedef __WCHAR_TYPE__ wchar_t;
37struct K {
38  wchar_t L[6];
39  int M;
40} l =  { { L"foo" }, 1 };
41
42
43// CHECK: @yuv_types = global [4 x [6 x i8]] {{\[}}[6 x i8] c"4:0:0\00", [6 x i8] c"4:2:0\00", [6 x i8] c"4:2:2\00", [6 x i8] c"4:4:4\00"]
44char yuv_types[4][6]= {"4:0:0","4:2:0","4:2:2","4:4:4"};
45
46
47// NOTE: tentative definitions are processed at the end of the translation unit.
48
49// This shouldn't be emitted as common because it has an explicit section.
50// rdar://7119244
51// CHECK: @b = global i32 0, section "foo"
52int b __attribute__((section("foo")));
53