File: overloaded-delete.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 (69 lines) | stat: -rw-r--r-- 2,296 bytes parent folder | download | duplicates (28)
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
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
// expected-no-diagnostics

// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -fsyntax-only -verify %s
// RUN: %clang_cc1 -triple nvptx64-nvidia-cuda -fsyntax-only -fcuda-is-device -verify %s

#include "Inputs/cuda.h"

struct S {
  __host__ static void operator delete(void*, size_t) {}
  __device__ static void operator delete(void*, size_t) {}
};

__host__ __device__ void test(S* s) {
  // This shouldn't be ambiguous -- we call the host overload in host mode and
  // the device overload in device mode.
  delete s;
}

// Code should work with no explicit declarations/definitions of
// allocator functions.
__host__ __device__ void test_default_global_delete_hd(int *ptr) {
  // Again, there should be no ambiguity between which operator delete we call.
  ::delete ptr;
}

__device__ void test_default_global_delete(int *ptr) {
  // Again, there should be no ambiguity between which operator delete we call.
  ::delete ptr;
}
__host__ void test_default_global_delete(int *ptr) {
  // Again, there should be no ambiguity between which operator delete we call.
  ::delete ptr;
}

// It should work with only some of allocators (re-)declared.
__device__ void operator delete(void *ptr);

__host__ __device__ void test_partial_global_delete_hd(int *ptr) {
  // Again, there should be no ambiguity between which operator delete we call.
  ::delete ptr;
}

__device__ void test_partial_global_delete(int *ptr) {
  // Again, there should be no ambiguity between which operator delete we call.
  ::delete ptr;
}
__host__ void test_partial_global_delete(int *ptr) {
  // Again, there should be no ambiguity between which operator delete we call.
  ::delete ptr;
}


// We should be able to define both host and device variants.
__host__ void operator delete(void *ptr) {}
__device__ void operator delete(void *ptr) {}

__host__ __device__ void test_overloaded_global_delete_hd(int *ptr) {
  // Again, there should be no ambiguity between which operator delete we call.
  ::delete ptr;
}

__device__ void test_overloaded_global_delete(int *ptr) {
  // Again, there should be no ambiguity between which operator delete we call.
  ::delete ptr;
}
__host__ void test_overloaded_global_delete(int *ptr) {
  // Again, there should be no ambiguity between which operator delete we call.
  ::delete ptr;
}