1 // Tests that CUDA attributes are warnings when compiling C files, but not when 2 // compiling CUDA files. 3 // 4 // RUN: %clang_cc1 -fsyntax-only -verify %s 5 // RUN: %clang_cc1 -fsyntax-only -fcuda-is-device -verify %s 6 // Now pretend that we're compiling a C file. There should be warnings. 7 // RUN: %clang_cc1 -DEXPECT_WARNINGS -fsyntax-only -verify -x c %s 8 9 #if defined(EXPECT_WARNINGS) 10 // expected-warning@+15 {{'device' attribute ignored}} 11 // expected-warning@+15 {{'global' attribute ignored}} 12 // expected-warning@+15 {{'constant' attribute ignored}} 13 // expected-warning@+15 {{'shared' attribute ignored}} 14 // expected-warning@+15 {{'host' attribute ignored}} 15 // expected-warning@+21 {{'device_builtin_surface_type' attribute ignored}} 16 // expected-warning@+21 {{'device_builtin_texture_type' attribute ignored}} 17 // 18 // NOTE: IgnoredAttr in clang which is used for the rest of 19 // attributes ignores LangOpts, so there are no warnings. 20 #else 21 // expected-warning@+15 {{'device_builtin_surface_type' attribute only applies to classes}} 22 // expected-warning@+15 {{'device_builtin_texture_type' attribute only applies to classes}} 23 #endif 24 25 __attribute__((device)) void f_device(void); 26 __attribute__((global)) void f_global(void); 27 __attribute__((constant)) int* g_constant; 28 __attribute__((shared)) float *g_shared; 29 __attribute__((host)) void f_host(void); 30 __attribute__((device_builtin)) void f_device_builtin(void); 31 typedef __attribute__((device_builtin)) const void *t_device_builtin; 32 enum __attribute__((device_builtin)) e_device_builtin {E}; 33 __attribute__((device_builtin)) int v_device_builtin; 34 __attribute__((cudart_builtin)) void f_cudart_builtin(void); 35 __attribute__((nv_weak)) void f_nv_weak(void); 36 __attribute__((device_builtin_surface_type)) unsigned long long surface_var; 37 __attribute__((device_builtin_texture_type)) unsigned long long texture_var; 38