1 // RUN: %clangxx %collect_stack_traces -O0 %s -o %t 2 3 // Alignment is not a power of 2: 4 // RUN: %env_tool_opts=allocator_may_return_null=0 not %run %t 17 2>&1 | FileCheck %s 5 // Size is not a multiple of alignment: 6 // RUN: %env_tool_opts=allocator_may_return_null=0 not %run %t 8 2>&1 | FileCheck %s 7 // Alignment is 0: 8 // RUN: %env_tool_opts=allocator_may_return_null=0 not %run %t 0 2>&1 | FileCheck %s 9 10 // The same for allocator_may_return_null=1: 11 // RUN: %env_tool_opts=allocator_may_return_null=1 %run %t 17 2>&1 | FileCheck %s --check-prefix=CHECK-NULL 12 // RUN: %env_tool_opts=allocator_may_return_null=1 %run %t 8 2>&1 | FileCheck %s --check-prefix=CHECK-NULL 13 // RUN: %env_tool_opts=allocator_may_return_null=1 %run %t 0 2>&1 | FileCheck %s --check-prefix=CHECK-NULL 14 15 // REQUIRES: stable-runtime 16 17 // UNSUPPORTED: android, ubsan 18 19 #include <assert.h> 20 #include <errno.h> 21 #include <stdio.h> 22 #include <stdlib.h> 23 24 extern void *aligned_alloc(size_t alignment, size_t size); 25 26 int main(int argc, char **argv) { 27 assert(argc == 2); 28 const int alignment = atoi(argv[1]); 29 30 void *p = aligned_alloc(alignment, 100); 31 // CHECK: {{ERROR: .*Sanitizer: invalid alignment requested in aligned_alloc}} 32 // Handle a case when aligned_alloc is aliased by memalign. 33 // CHECK: {{#0 .*}}{{aligned_alloc|memalign}} 34 // CHECK: {{#[12] .*main .*aligned_alloc-alignment.cpp:}}[[@LINE-4]] 35 // CHECK: {{SUMMARY: .*Sanitizer: invalid-aligned-alloc-alignment}} 36 37 // The NULL pointer is printed differently on different systems, while (long)0 38 // is always the same. 39 fprintf(stderr, "errno: %d, p: %lx\n", errno, (long)p); 40 // CHECK-NULL: errno: 22, p: 0 41 42 return 0; 43 } 44