1 // RUN: %clang_cc1 -std=c++11 -fsyntax-only -verify %s 2 3 #include "Inputs/cuda.h" 4 5 __launch_bounds__(128, 7) void Test2Args(void); 6 __launch_bounds__(128) void Test1Arg(void); 7 8 __launch_bounds__(0xffffffff) void TestMaxArg(void); 9 __launch_bounds__(0x100000000) void TestTooBigArg(void); // expected-error {{integer constant expression evaluates to value 4294967296 that cannot be represented in a 32-bit unsigned integer type}} 10 __launch_bounds__(0x10000000000000000) void TestWayTooBigArg(void); // expected-error {{integer literal is too large to be represented in any integer type}} 11 12 __launch_bounds__(-128, 7) void TestNegArg1(void); // expected-warning {{'launch_bounds' attribute parameter 0 is negative and will be ignored}} 13 __launch_bounds__(128, -7) void TestNegArg2(void); // expected-warning {{'launch_bounds' attribute parameter 1 is negative and will be ignored}} 14 15 __launch_bounds__(1, 2, 3) void Test3Args(void); // expected-error {{'launch_bounds' attribute takes no more than 2 arguments}} 16 __launch_bounds__() void TestNoArgs(void); // expected-error {{'launch_bounds' attribute takes at least 1 argument}} 17 18 int TestNoFunction __launch_bounds__(128, 7); // expected-warning {{'launch_bounds' attribute only applies to functions and methods}} 19 20 __launch_bounds__(true) void TestBool(void); 21 __launch_bounds__(128.0) void TestFP(void); // expected-error {{'launch_bounds' attribute requires parameter 0 to be an integer constant}} 22 __launch_bounds__((void*)0) void TestNullptr(void); // expected-error {{'launch_bounds' attribute requires parameter 0 to be an integer constant}} 23 24 int nonconstint = 256; 25 __launch_bounds__(nonconstint) void TestNonConstInt(void); // expected-error {{'launch_bounds' attribute requires parameter 0 to be an integer constant}} 26 27 const int constint = 512; 28 __launch_bounds__(constint) void TestConstInt(void); 29 __launch_bounds__(constint * 2 + 3) void TestConstIntExpr(void); 30 31 template <int a, int b> __launch_bounds__(a, b) void TestTemplate2Args(void) {} 32 template void TestTemplate2Args<128,7>(void); 33 34 template <int a> __launch_bounds__(a) void TestTemplate1Arg(void) {} 35 template void TestTemplate1Arg<128>(void); 36 37 template <class a> 38 __launch_bounds__(a) void TestTemplate1ArgClass(void) {} // expected-error {{'a' does not refer to a value}} 39 // expected-note@-2 {{declared here}} 40 41 template <int a, int b, int c> 42 __launch_bounds__(a + b, c + constint) void TestTemplateExpr(void) {} 43 template void TestTemplateExpr<128+constint, 3, 7>(void); 44 45 template <int... Args> 46 __launch_bounds__(Args) void TestTemplateVariadicArgs(void) {} // expected-error {{expression contains unexpanded parameter pack 'Args'}} 47 48 template <int... Args> 49 __launch_bounds__(1, Args) void TestTemplateVariadicArgs2(void) {} // expected-error {{expression contains unexpanded parameter pack 'Args'}} 50
