1*74989affSNico Weber // RUN: %clangxx %collect_stack_traces -O0 %s -o %t 2*74989affSNico Weber 3*74989affSNico Weber // Alignment is not a power of 2: 4*74989affSNico Weber // RUN: %env_tool_opts=allocator_may_return_null=0 not %run %t 17 2>&1 | FileCheck %s 5*74989affSNico Weber // Size is not a multiple of alignment: 6*74989affSNico Weber // RUN: %env_tool_opts=allocator_may_return_null=0 not %run %t 8 2>&1 | FileCheck %s 7*74989affSNico Weber // Alignment is 0: 8*74989affSNico Weber // RUN: %env_tool_opts=allocator_may_return_null=0 not %run %t 0 2>&1 | FileCheck %s 9*74989affSNico Weber 10*74989affSNico Weber // The same for allocator_may_return_null=1: 11*74989affSNico Weber // RUN: %env_tool_opts=allocator_may_return_null=1 %run %t 17 2>&1 | FileCheck %s --check-prefix=CHECK-NULL 12*74989affSNico Weber // RUN: %env_tool_opts=allocator_may_return_null=1 %run %t 8 2>&1 | FileCheck %s --check-prefix=CHECK-NULL 13*74989affSNico Weber // RUN: %env_tool_opts=allocator_may_return_null=1 %run %t 0 2>&1 | FileCheck %s --check-prefix=CHECK-NULL 14*74989affSNico Weber 15*74989affSNico Weber // REQUIRES: stable-runtime 16*74989affSNico Weber 17*74989affSNico Weber // UNSUPPORTED: android, ubsan 18*74989affSNico Weber 19*74989affSNico Weber #include <assert.h> 20*74989affSNico Weber #include <errno.h> 21*74989affSNico Weber #include <stdio.h> 22*74989affSNico Weber #include <stdlib.h> 23*74989affSNico Weber 24*74989affSNico Weber extern void *aligned_alloc(size_t alignment, size_t size); 25*74989affSNico Weber 26*74989affSNico Weber int main(int argc, char **argv) { 27*74989affSNico Weber assert(argc == 2); 28*74989affSNico Weber const int alignment = atoi(argv[1]); 29*74989affSNico Weber 30*74989affSNico Weber void *p = aligned_alloc(alignment, 100); 31*74989affSNico Weber // CHECK: {{ERROR: .*Sanitizer: invalid alignment requested in aligned_alloc}} 32*74989affSNico Weber // Handle a case when aligned_alloc is aliased by memalign. 33*74989affSNico Weber // CHECK: {{#0 .*}}{{aligned_alloc|memalign}} 34*74989affSNico Weber // CHECK: {{#1 .*main .*aligned_alloc-alignment.cpp:}}[[@LINE-4]] 35*74989affSNico Weber // CHECK: {{SUMMARY: .*Sanitizer: invalid-aligned-alloc-alignment}} 36*74989affSNico Weber 37*74989affSNico Weber // The NULL pointer is printed differently on different systems, while (long)0 38*74989affSNico Weber // is always the same. 39*74989affSNico Weber fprintf(stderr, "errno: %d, p: %lx\n", errno, (long)p); 40*74989affSNico Weber // CHECK-NULL: errno: 22, p: 0 41*74989affSNico Weber 42*74989affSNico Weber return 0; 43*74989affSNico Weber } 44