1// RUN: %clang_cc1 -emit-llvm -triple i686-pc-win32 -fms-extensions -o - %s | FileCheck %s
2
3extern "C" {
4
5#pragma const_seg(".my_const")
6#pragma bss_seg(".my_bss")
7int D = 1;
8#pragma data_seg(".data")
9int a = 1;
10#pragma data_seg(push, label, ".data2")
11extern const int b;
12const int b = 1;
13const char* s = "my string!";
14#pragma data_seg(push, ".my_seg")
15int c = 1;
16#pragma data_seg(pop, label)
17int d = 1;
18int e;
19#pragma bss_seg(".c")
20int f;
21void g(void){}
22#pragma code_seg(".my_code")
23void h(void){}
24#pragma bss_seg()
25int i;
26#pragma bss_seg(".bss1")
27#pragma bss_seg(push, test, ".bss2")
28#pragma bss_seg()
29#pragma bss_seg()
30int TEST1;
31#pragma bss_seg(pop)
32int TEST2;
33
34#pragma section("read_flag_section", read)
35// Even though they are not declared const, these become constant since they are
36// in a read-only section.
37__declspec(allocate("read_flag_section")) int unreferenced = 0;
38extern __declspec(allocate("read_flag_section")) int referenced = 42;
39int *user() { return &referenced; }
40
41#pragma section("no_section_attributes")
42// A pragma section with no section attributes is read/write.
43__declspec(allocate("no_section_attributes")) int implicitly_read_write = 42;
44
45#pragma section("long_section", long)
46// Pragma section ignores "long".
47__declspec(allocate("long_section")) long long_var = 42;
48
49#pragma section("short_section", short)
50// Pragma section ignores "short".
51__declspec(allocate("short_section")) short short_var = 42;
52}
53
54//CHECK: @D = global i32 1
55//CHECK: @a = global i32 1, section ".data"
56//CHECK: @b = constant i32 1, section ".my_const"
57//CHECK: @[[MYSTR:.*]] = {{.*}} unnamed_addr constant [11 x i8] c"my string!\00"
58//CHECK: @s = global i8* getelementptr inbounds ([11 x i8], [11 x i8]* @[[MYSTR]], i32 0, i32 0), section ".data2"
59//CHECK: @c = global i32 1, section ".my_seg"
60//CHECK: @d = global i32 1, section ".data"
61//CHECK: @e = global i32 0, section ".my_bss"
62//CHECK: @f = global i32 0, section ".c"
63//CHECK: @i = global i32 0
64//CHECK: @TEST1 = global i32 0
65//CHECK: @TEST2 = global i32 0, section ".bss1"
66//CHECK: @unreferenced = constant i32 0, section "read_flag_section"
67//CHECK: @referenced = constant i32 42, section "read_flag_section"
68//CHECK: @implicitly_read_write = global i32 42, section "no_section_attributes"
69//CHECK: @long_var = global i32 42, section "long_section"
70//CHECK: @short_var = global i16 42, section "short_section"
71//CHECK: define void @g()
72//CHECK: define void @h() {{.*}} section ".my_code"
73