| 1 | // Check profile with a single malloc call and set of loads and stores. Ensures |
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| 2 | // we get the same profile regardless of whether the memory is deallocated |
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| 3 | // before exit. |
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| 4 | |
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| 5 | // RUN: %clang_memprof -O0 %s -o %t |
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| 6 | // RUN: %env_memprof_opts=print_text=true:log_path=stderr %run %t 2>&1 | FileCheck %s |
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| 7 | |
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| 8 | // RUN: %clang_memprof -DFREE -O0 %s -o %t |
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| 9 | // RUN: %env_memprof_opts=print_text=true:log_path=stderr %run %t 2>&1 | FileCheck %s |
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| 10 | |
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| 11 | // This is actually: |
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| 12 | // Memory allocation stack id = STACKID |
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| 13 | // alloc_count 1, size (ave/min/max) 40.00 / 40 / 40 |
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| 14 | // but we need to look for them in the same CHECK to get the correct STACKID. |
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| 15 | // CHECK: Memory allocation stack id = [[STACKID:[0-9]+]]{{[[:space:]].*}}alloc_count 1, size (ave/min/max) 40.00 / 40 / 40 |
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| 16 | // CHECK-NEXT: access_count (ave/min/max): 20.00 / 20 / 20 |
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| 17 | // CHECK-NEXT: lifetime (ave/min/max): [[AVELIFETIME:[0-9]+]].00 / [[AVELIFETIME]] / [[AVELIFETIME]] |
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| 18 | // CHECK-NEXT: num migrated: {{[0-1]}}, num lifetime overlaps: 0, num same alloc cpu: 0, num same dealloc_cpu: 0 |
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| 19 | // CHECK: Stack for id [[STACKID]]: |
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| 20 | // CHECK-NEXT: #0 {{.*}} in {{.*}}malloc |
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| 21 | // CHECK-NEXT: #1 {{.*}} in main {{.*}}:[[@LINE+6]] |
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| 22 | |
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| 23 | #include <stdio.h> |
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| 24 | #include <stdlib.h> |
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| 25 | |
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| 26 | int main() { |
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| 27 | int *p = (int *)malloc(size: 10 * sizeof(int)); |
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| 28 | for (int i = 0; i < 10; i++) |
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| 29 | p[i] = i; |
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| 30 | int j = 0; |
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| 31 | for (int i = 0; i < 10; i++) |
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| 32 | j += p[i]; |
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| 33 | #ifdef FREE |
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| 34 | free(p); |
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| 35 | #endif |
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| 36 | |
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| 37 | return 0; |
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| 38 | } |
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| 39 | |
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