150
+ − 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 Objective-C methods, functions, and function pointers}}
+ − 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'}}