You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
159 lines
8.0 KiB
159 lines
8.0 KiB
// RUN: %clang_cc1 -triple i686-win32 -fsyntax-only -fms-extensions -verify -std=c99 %s
|
|
// RUN: %clang_cc1 -triple x86_64-win32 -fsyntax-only -fms-extensions -verify -std=c11 %s
|
|
// RUN: %clang_cc1 -triple i686-mingw32 -fsyntax-only -fms-extensions -verify -std=c11 %s
|
|
// RUN: %clang_cc1 -triple x86_64-mingw32 -fsyntax-only -fms-extensions -verify -std=c99 %s
|
|
|
|
// Invalid usage.
|
|
__declspec(dllexport) typedef int typedef1; // expected-warning{{'dllexport' attribute only applies to variables and functions}}
|
|
typedef __declspec(dllexport) int typedef2; // expected-warning{{'dllexport' attribute only applies to variables and functions}}
|
|
typedef int __declspec(dllexport) typedef3; // expected-warning{{'dllexport' attribute only applies to variables and functions}}
|
|
typedef __declspec(dllexport) void (*FunTy)(); // expected-warning{{'dllexport' attribute only applies to variables and functions}}
|
|
enum __declspec(dllexport) Enum { EnumVal }; // expected-warning{{'dllexport' attribute only applies to variables and functions}}
|
|
struct __declspec(dllexport) Record {}; // expected-warning{{'dllexport' attribute only applies to variables and functions}}
|
|
|
|
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Globals
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
// Export declaration.
|
|
__declspec(dllexport) extern int ExternGlobalDecl;
|
|
|
|
// dllexport implies a definition.
|
|
__declspec(dllexport) int GlobalDef;
|
|
|
|
// Export definition.
|
|
__declspec(dllexport) int GlobalInit1 = 1;
|
|
int __declspec(dllexport) GlobalInit2 = 1;
|
|
|
|
// Declare, then export definition.
|
|
__declspec(dllexport) extern int GlobalDeclInit;
|
|
int GlobalDeclInit = 1;
|
|
|
|
// Redeclarations
|
|
__declspec(dllexport) extern int GlobalRedecl1;
|
|
__declspec(dllexport) int GlobalRedecl1;
|
|
|
|
__declspec(dllexport) extern int GlobalRedecl2;
|
|
int GlobalRedecl2;
|
|
|
|
extern int GlobalRedecl3; // expected-note{{previous declaration is here}}
|
|
int useGlobalRedecl3() { return GlobalRedecl3; }
|
|
__declspec(dllexport) extern int GlobalRedecl3; // expected-error{{redeclaration of 'GlobalRedecl3' cannot add 'dllexport' attribute}}
|
|
|
|
extern int GlobalRedecl4; // expected-note{{previous declaration is here}}
|
|
__declspec(dllexport) extern int GlobalRedecl4; // expected-warning{{redeclaration of 'GlobalRedecl4' should not add 'dllexport' attribute}}
|
|
|
|
|
|
// External linkage is required.
|
|
__declspec(dllexport) static int StaticGlobal; // expected-error{{'StaticGlobal' must have external linkage when declared 'dllexport'}}
|
|
|
|
// Thread local variables are invalid.
|
|
__declspec(dllexport) __thread int ThreadLocalGlobal; // expected-error{{'ThreadLocalGlobal' cannot be thread local when declared 'dllexport'}}
|
|
|
|
// Export in local scope.
|
|
void functionScope() {
|
|
__declspec(dllexport) int LocalVarDecl; // expected-error{{'LocalVarDecl' must have external linkage when declared 'dllexport'}}
|
|
__declspec(dllexport) int LocalVarDef = 1; // expected-error{{'LocalVarDef' must have external linkage when declared 'dllexport'}}
|
|
__declspec(dllexport) extern int ExternLocalVarDecl;
|
|
__declspec(dllexport) static int StaticLocalVar; // expected-error{{'StaticLocalVar' must have external linkage when declared 'dllexport'}}
|
|
}
|
|
|
|
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Functions
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
// Export function declaration. Check different placements.
|
|
__attribute__((dllexport)) void decl1A(); // Sanity check with __attribute__
|
|
__declspec(dllexport) void decl1B();
|
|
|
|
void __attribute__((dllexport)) decl2A();
|
|
void __declspec(dllexport) decl2B();
|
|
|
|
// Export function definition.
|
|
__declspec(dllexport) void def() {}
|
|
|
|
// Export inline function.
|
|
__declspec(dllexport) inline void inlineFunc1() {}
|
|
extern void inlineFunc1();
|
|
|
|
inline void __attribute__((dllexport)) inlineFunc2() {}
|
|
extern void inlineFunc2();
|
|
|
|
// Redeclarations
|
|
__declspec(dllexport) void redecl1();
|
|
__declspec(dllexport) void redecl1();
|
|
|
|
__declspec(dllexport) void redecl2();
|
|
void redecl2();
|
|
|
|
__declspec(dllexport) void redecl3();
|
|
void redecl3() {}
|
|
|
|
void redecl4(); // expected-note{{previous declaration is here}}
|
|
void useRedecl4() { redecl4(); }
|
|
__declspec(dllexport) void redecl4(); // expected-error{{redeclaration of 'redecl4' cannot add 'dllexport' attribute}}
|
|
|
|
void redecl5(); // expected-note{{previous declaration is here}}
|
|
void useRedecl5() { redecl5(); }
|
|
__declspec(dllexport) inline void redecl5() {} // expected-error{{redeclaration of 'redecl5' cannot add 'dllexport' attribute}}
|
|
|
|
// Allow with a warning if the decl hasn't been used yet.
|
|
void redecl6(); // expected-note{{previous declaration is here}}
|
|
__declspec(dllexport) void redecl6(); // expected-warning{{redeclaration of 'redecl6' should not add 'dllexport' attribute}}
|
|
|
|
|
|
// External linkage is required.
|
|
__declspec(dllexport) static int staticFunc(); // expected-error{{'staticFunc' must have external linkage when declared 'dllexport'}}
|
|
|
|
// Static locals don't count as having external linkage.
|
|
void staticLocalFunc() {
|
|
__declspec(dllexport) static int staticLocal; // expected-error{{'staticLocal' must have external linkage when declared 'dllexport'}}
|
|
}
|
|
|
|
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Precedence
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
// dllexport takes precedence over dllimport if both are specified.
|
|
__attribute__((dllimport, dllexport)) extern int PrecedenceExternGlobal1A; // expected-warning{{'dllimport' attribute ignored}}
|
|
__declspec(dllimport) __declspec(dllexport) extern int PrecedenceExternGlobal1B; // expected-warning{{'dllimport' attribute ignored}}
|
|
|
|
__attribute__((dllexport, dllimport)) extern int PrecedenceExternGlobal2A; // expected-warning{{'dllimport' attribute ignored}}
|
|
__declspec(dllexport) __declspec(dllimport) extern int PrecedenceExternGlobal2B; // expected-warning{{'dllimport' attribute ignored}}
|
|
|
|
__attribute__((dllimport, dllexport)) int PrecedenceGlobal1A; // expected-warning{{'dllimport' attribute ignored}}
|
|
__declspec(dllimport) __declspec(dllexport) int PrecedenceGlobal1B; // expected-warning{{'dllimport' attribute ignored}}
|
|
|
|
__attribute__((dllexport, dllimport)) int PrecedenceGlobal2A; // expected-warning{{'dllimport' attribute ignored}}
|
|
__declspec(dllexport) __declspec(dllimport) int PrecedenceGlobal2B; // expected-warning{{'dllimport' attribute ignored}}
|
|
|
|
__declspec(dllexport) extern int PrecedenceExternGlobalRedecl1;
|
|
__declspec(dllimport) extern int PrecedenceExternGlobalRedecl1; // expected-warning{{'dllimport' attribute ignored}}
|
|
|
|
__declspec(dllimport) extern int PrecedenceExternGlobalRedecl2; // expected-warning{{'dllimport' attribute ignored}}
|
|
__declspec(dllexport) extern int PrecedenceExternGlobalRedecl2;
|
|
|
|
__declspec(dllexport) extern int PrecedenceGlobalRedecl1;
|
|
__declspec(dllimport) int PrecedenceGlobalRedecl1; // expected-warning{{'dllimport' attribute ignored}}
|
|
|
|
__declspec(dllimport) extern int PrecedenceGlobalRedecl2; // expected-warning{{'dllimport' attribute ignored}}
|
|
__declspec(dllexport) int PrecedenceGlobalRedecl2;
|
|
|
|
void __attribute__((dllimport, dllexport)) precedence1A() {} // expected-warning{{'dllimport' attribute ignored}}
|
|
void __declspec(dllimport) __declspec(dllexport) precedence1B() {} // expected-warning{{'dllimport' attribute ignored}}
|
|
|
|
void __attribute__((dllexport, dllimport)) precedence2A() {} // expected-warning{{'dllimport' attribute ignored}}
|
|
void __declspec(dllexport) __declspec(dllimport) precedence2B() {} // expected-warning{{'dllimport' attribute ignored}}
|
|
|
|
void __declspec(dllimport) precedenceRedecl1(); // expected-warning{{'dllimport' attribute ignored}}
|
|
void __declspec(dllexport) precedenceRedecl1() {}
|
|
|
|
void __declspec(dllexport) precedenceRedecl2();
|
|
void __declspec(dllimport) precedenceRedecl2() {} // expected-warning{{'dllimport' attribute ignored}}
|