43 lines · cpp
1// Check profile with a single new call and set of loads and stores. Ensures2// we get the same profile regardless of whether the memory is deallocated3// before exit.4 5// RUN: %clangxx_memprof -O0 %s -o %t6// RUN: %env_memprof_opts=print_text=true:log_path=stderr %run %t 2>&1 | FileCheck %s7 8// RUN: %clangxx_memprof -DFREE -O0 %s -o %t9// RUN: %env_memprof_opts=print_text=true:log_path=stderr %run %t 2>&1 | FileCheck %s10 11// Try again with callbacks instead of inline sequences12// RUN: %clangxx_memprof -mllvm -memprof-use-callbacks -O0 %s -o %t13// RUN: %env_memprof_opts=print_text=true:log_path=stderr %run %t 2>&1 | FileCheck %s14 15// This is actually:16// Memory allocation stack id = STACKID17// alloc_count 1, size (ave/min/max) 40.00 / 40 / 4018// but we need to look for them in the same CHECK to get the correct STACKID.19// CHECK: Memory allocation stack id = [[STACKID:[0-9]+]]{{[[:space:]].*}}alloc_count 1, size (ave/min/max) 40.00 / 40 / 4020// CHECK-NEXT: access_count (ave/min/max): 20.00 / 20 / 2021// CHECK-NEXT: lifetime (ave/min/max): [[AVELIFETIME:[0-9]+]].00 / [[AVELIFETIME]] / [[AVELIFETIME]]22// CHECK-NEXT: num migrated: {{[0-1]}}, num lifetime overlaps: 0, num same alloc cpu: 0, num same dealloc_cpu: 023// CHECK: Stack for id [[STACKID]]:24// CHECK-NEXT: #0 {{.*}} in operator new25// CHECK-NEXT: #1 {{.*}} in main {{.*}}:[[@LINE+6]]26 27#include <stdio.h>28#include <stdlib.h>29 30int main() {31 int *p = new int[10];32 for (int i = 0; i < 10; i++)33 p[i] = i;34 int j = 0;35 for (int i = 0; i < 10; i++)36 j += p[i];37#ifdef FREE38 delete[] p;39#endif40 41 return 0;42}43