| // Check profile with a single malloc call and set of loads and stores. Ensures |
| // we get the same profile regardless of whether the memory is deallocated |
| // before exit. |
| |
| // RUN: %clangxx_memprof -O0 %s -o %t |
| // RUN: %env_memprof_opts=log_path=stderr %run %t 2>&1 | FileCheck %s |
| |
| // RUN: %clangxx_memprof -DFREE -O0 %s -o %t |
| // RUN: %env_memprof_opts=log_path=stderr %run %t 2>&1 | FileCheck %s |
| |
| // This is actually: |
| // Memory allocation stack id = STACKID |
| // alloc_count 1, size (ave/min/max) 40.00 / 40 / 40 |
| // but we need to look for them in the same CHECK to get the correct STACKID. |
| // CHECK: Memory allocation stack id = [[STACKID:[0-9]+]]{{[[:space:]].*}}alloc_count 1, size (ave/min/max) 40.00 / 40 / 40 |
| // CHECK-NEXT: access_count (ave/min/max): 20.00 / 20 / 20 |
| // CHECK-NEXT: lifetime (ave/min/max): [[AVELIFETIME:[0-9]+]].00 / [[AVELIFETIME]] / [[AVELIFETIME]] |
| // CHECK-NEXT: num migrated: 0, num lifetime overlaps: 0, num same alloc cpu: 0, num same dealloc_cpu: 0 |
| // CHECK: Stack for id [[STACKID]]: |
| // CHECK-NEXT: #0 {{.*}} in malloc |
| // CHECK-NEXT: #1 {{.*}} in main {{.*}}:[[@LINE+6]] |
| |
| #include <stdio.h> |
| #include <stdlib.h> |
| |
| int main() { |
| int *p = (int *)malloc(10 * sizeof(int)); |
| for (int i = 0; i < 10; i++) |
| p[i] = i; |
| int j = 0; |
| for (int i = 0; i < 10; i++) |
| j += p[i]; |
| #ifdef FREE |
| free(p); |
| #endif |
| |
| return 0; |
| } |