exceptions.cu
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// RUN: %clang_cc1 -fcxx-exceptions -fcuda-is-device -fsyntax-only -verify %s
// RUN: %clang_cc1 -fcxx-exceptions -fsyntax-only -verify %s
#include "Inputs/cuda.h"
void host() {
throw NULL;
try {} catch(void*) {}
}
__device__ void device() {
throw NULL;
// expected-error@-1 {{cannot use 'throw' in __device__ function}}
try {} catch(void*) {}
// expected-error@-1 {{cannot use 'try' in __device__ function}}
}
__global__ void kernel() {
throw NULL;
// expected-error@-1 {{cannot use 'throw' in __global__ function}}
try {} catch(void*) {}
// expected-error@-1 {{cannot use 'try' in __global__ function}}
}
// Check that it's an error to use 'try' and 'throw' from a __host__ __device__
// function if and only if it's codegen'ed for device.
__host__ __device__ void hd1() {
throw NULL;
try {} catch(void*) {}
#ifdef __CUDA_ARCH__
// expected-error@-3 {{cannot use 'throw' in __host__ __device__ function}}
// expected-error@-3 {{cannot use 'try' in __host__ __device__ function}}
#endif
}
// No error, never instantiated on device.
inline __host__ __device__ void hd2() {
throw NULL;
try {} catch(void*) {}
}
void call_hd2() { hd2(); }
// Error, instantiated on device.
inline __host__ __device__ void hd3() {
throw NULL;
try {} catch(void*) {}
#ifdef __CUDA_ARCH__
// expected-error@-3 {{cannot use 'throw' in __host__ __device__ function}}
// expected-error@-3 {{cannot use 'try' in __host__ __device__ function}}
#endif
}
__device__ void call_hd3() { hd3(); }
#ifdef __CUDA_ARCH__
// expected-note@-2 {{called by 'call_hd3'}}
#endif