1 // RUN: %clang_cc1 -fsyntax-only -verify -fms-extensions %s -triple x86_64-pc-win32
2
3 #pragma const_seg(".my_const") // expected-note 2 {{#pragma entered here}}
4 extern const int a;
5 const int a = 1; // expected-note 2 {{declared here}}
6 #pragma data_seg(".my_const") // expected-note {{#pragma entered here}}
7 int b = 1; // expected-error {{'b' causes a section type conflict with 'a'}}
8 #pragma data_seg()
9 int c = 1;
10 __declspec(allocate(".my_const")) int d = 1; // expected-error {{'d' causes a section type conflict with 'a'}}
11 #pragma data_seg("\u") // expected-error {{\u used with no following hex digits}}
12 #pragma data_seg("a" L"b") // expected-warning {{expected non-wide string literal in '#pragma data_seg'}}
13
14 #pragma section(".my_seg", execute) // expected-note 2 {{#pragma entered her}}
15 __declspec(allocate(".my_seg")) int int_my_seg;
16 #pragma code_seg(".my_seg")
fn_my_seg(void)17 void fn_my_seg(void){}
18
19 __declspec(allocate(".bad_seg")) int int_bad_seg = 1; // expected-note {{declared here}}
20 #pragma code_seg(".bad_seg") // expected-note {{#pragma entered here}}
fn_bad_seg(void)21 void fn_bad_seg(void){} // expected-error {{'fn_bad_seg' causes a section type conflict with 'int_bad_seg'}}
22
23 #pragma bss_seg // expected-warning {{missing '(' after '#pragma bss_seg' - ignoring}}
24 #pragma bss_seg(L".my_seg") // expected-warning {{expected push, pop or a string literal for the section name in '#pragma bss_seg' - ignored}}
25 #pragma bss_seg(1) // expected-warning {{expected push, pop or a string literal for the section name in '#pragma bss_seg' - ignored}}
26 #pragma bss_seg(push)
27 #pragma bss_seg(push, ".my_seg")
28 #pragma bss_seg(push, 1) // expected-warning {{expected a stack label or a string literal for the section name in '#pragma bss_seg'}}
29 #pragma bss_seg ".my_seg" // expected-warning {{missing '(' after '#pragma bss_seg' - ignoring}}
30 #pragma bss_seg(push, my_label, 1) // expected-warning {{expected a string literal for the section name in '#pragma bss_seg' - ignored}}
31 #pragma bss_seg(".my_seg", 1) // expected-warning {{missing ')' after '#pragma bss_seg' - ignoring}}
32 #pragma bss_seg(".my_seg" // expected-warning {{missing ')' after '#pragma bss_seg' - ignoring}}
33
34 #pragma section // expected-warning {{missing '(' after '#pragma section' - ignoring}}
35 #pragma section( // expected-warning {{expected a string literal for the section name in '#pragma section' - ignored}}
36 #pragma section(L".my_seg") // expected-warning {{expected a string literal for the section name in '#pragma section' - ignored}}
37 #pragma section(".my_seg" // expected-warning {{missing ')' after '#pragma section' - ignoring}}
38 #pragma section(".my_seg" 1 // expected-warning {{missing ')' after '#pragma section' - ignoring}}
39 #pragma section(".my_seg", // expected-warning {{expected action or ')' in '#pragma section' - ignored}}
40 #pragma section(".my_seg", read) // expected-error {{this causes a section type conflict with a prior #pragma section}}
41 #pragma section(".my_seg", bogus) // expected-warning {{unknown action 'bogus' for '#pragma section' - ignored}}
42 #pragma section(".my_seg", nopage) // expected-warning {{known but unsupported action 'nopage' for '#pragma section' - ignored}}
43 #pragma section(".my_seg", read, write) // expected-error {{this causes a section type conflict with a prior #pragma section}}
44 #pragma section(".my_seg", read, write, 1) // expected-warning {{expected action or ')' in '#pragma section' - ignored}}
45
46 #pragma bss_seg(".drectve") // expected-warning{{#pragma bss_seg(".drectve") has undefined behavior, use #pragma comment(linker, ...) instead}}
47 #pragma code_seg(".drectve") // expected-warning{{#pragma code_seg(".drectve") has undefined behavior, use #pragma comment(linker, ...) instead}}
48 #pragma const_seg(".drectve") // expected-warning{{#pragma const_seg(".drectve") has undefined behavior, use #pragma comment(linker, ...) instead}}
49 #pragma data_seg(".drectve") // expected-warning{{#pragma data_seg(".drectve") has undefined behavior, use #pragma comment(linker, ...) instead}}
50 #pragma code_seg(".my_seg")
51
52 // cl.exe doesn't warn on this, so match that.
53 // (Technically it ICEs on this particular example, but if it's on a class then
54 // it just doesn't warn.)
drectve_fn(void)55 __declspec(code_seg(".drectve")) void drectve_fn(void) {}
56
57 // This shouldn't warn; mingw users likely want to use
58 // __attribute__((section(".drective")))
59 // const char LinkerFlags[] = "-export:foo -export:bar";
60 // for interop with gcc.
61 __attribute__((section(".drectve"))) int drectve_int;
62