File: vla.cu

package info (click to toggle)
llvm-toolchain-13 1%3A13.0.1-11
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,418,840 kB
  • sloc: cpp: 5,290,826; ansic: 996,570; asm: 544,593; python: 188,212; objc: 72,027; lisp: 30,291; f90: 25,395; sh: 24,898; javascript: 9,780; pascal: 9,398; perl: 7,484; ml: 5,432; awk: 3,523; makefile: 2,913; xml: 953; cs: 573; fortran: 539
file content (32 lines) | stat: -rw-r--r-- 748 bytes parent folder | download | duplicates (15) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
 
// RUN: %clang_cc1 -triple nvptx64-nvidia-cuda -fcuda-is-device -verify %s
// RUN: %clang_cc1 -triple x86_64-unknown-linux -verify -DHOST %s

#ifndef __CUDA_ARCH__
// expected-no-diagnostics
#endif

#include "Inputs/cuda.h"

void host(int n) {
  int x[n];
}

__device__ void device(int n) {
  int x[n];
#ifdef __CUDA_ARCH__
  // expected-error@-2 {{cannot use variable-length arrays in __device__ functions}}
#endif
}

__host__ __device__ void hd(int n) {
  int x[n];
#ifdef __CUDA_ARCH__
  // expected-error@-2 {{cannot use variable-length arrays in __host__ __device__ functions}}
#endif
}

// No error because never codegen'ed for device.
__host__ __device__ inline void hd_inline(int n) {
  int x[n];
}
void call_hd_inline() { hd_inline(42); }