| 1 | // RUN: %clang_cc1 -triple nvptx64-nvidia-cuda -fcuda-is-device -verify %s |
| 2 | // RUN: %clang_cc1 -triple x86_64-unknown-linux -verify -DHOST %s |
| 3 | |
| 4 | #ifndef __CUDA_ARCH__ |
| 5 | // expected-no-diagnostics |
| 6 | #endif |
| 7 | |
| 8 | #include "Inputs/cuda.h" |
| 9 | |
| 10 | void host(int n) { |
| 11 | int x[n]; |
| 12 | } |
| 13 | |
| 14 | __device__ void device(int n) { |
| 15 | int x[n]; |
| 16 | #ifdef __CUDA_ARCH__ |
| 17 | // expected-error@-2 {{cannot use variable-length arrays in __device__ functions}} |
| 18 | #endif |
| 19 | } |
| 20 | |
| 21 | __host__ __device__ void hd(int n) { |
| 22 | int x[n]; |
| 23 | #ifdef __CUDA_ARCH__ |
| 24 | // expected-error@-2 {{cannot use variable-length arrays in __host__ __device__ functions}} |
| 25 | #endif |
| 26 | } |
| 27 | |
| 28 | // No error because never codegen'ed for device. |
| 29 | __host__ __device__ inline void hd_inline(int n) { |
| 30 | int x[n]; |
| 31 | } |
| 32 | void call_hd_inline() { hd_inline(42); } |
| 33 | |