| 1 | // Test for LeakSanitizer+AddressSanitizer of different sizes. |
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| 2 | // REQUIRES: leak-detection |
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| 3 | // |
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| 4 | // RUN: %clangxx_asan -O0 %s -o %t |
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| 5 | // RUN: not %run %t 0 2>&1 | FileCheck %s |
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| 6 | // RUN: not %run %t 1 2>&1 | FileCheck %s |
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| 7 | // RUN: not %run %t 1000 2>&1 | FileCheck %s |
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| 8 | // RUN: not %run %t 1000000 2>&1 | FileCheck %s |
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| 9 | |
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| 10 | #include <cstdlib> |
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| 11 | #include <thread> |
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| 12 | |
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| 13 | __attribute__((noopt)) void leak(int n) { |
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| 14 | #if defined(__ANDROID__) || defined(__BIONIC__) |
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| 15 | // Bionic does not acutally allocate when n==0, hence |
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| 16 | // there would not be a leak. |
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| 17 | // Re-adjust n so the test can pass. |
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| 18 | if (n == 0) |
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| 19 | n = 1; |
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| 20 | #endif |
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| 21 | |
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| 22 | // Repeat few times to make sure that at least one pointer is |
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| 23 | // not somewhere on the stack. |
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| 24 | for (int i = 0; i < 10; ++i) { |
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| 25 | volatile int *t = new int[n]; |
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| 26 | t = nullptr; |
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| 27 | } |
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| 28 | } |
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| 29 | |
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| 30 | int main(int argc, char **argv) { |
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| 31 | leak(atoi(argv[1])); |
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| 32 | } |
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| 33 | // CHECK: LeakSanitizer: detected memory leaks |
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| 34 | |
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