forked from OSchip/llvm-project
40 lines
1.2 KiB
C++
40 lines
1.2 KiB
C++
// Test for __lsan_do_leak_check(). We test it by making the leak check run
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// before global destructors, which also tests compatibility with HeapChecker's
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// "normal" mode (LSan runs in "strict" mode by default).
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// RUN: LSAN_BASE="use_stacks=0:use_registers=0"
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// RUN: %clangxx_lsan %s -o %t
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// RUN: %env_lsan_opts=$LSAN_BASE not %run %t 2>&1 | FileCheck --check-prefix=CHECK-strict %s
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// RUN: %env_lsan_opts=$LSAN_BASE not %run %t foo 2>&1 | FileCheck --check-prefix=CHECK-normal %s
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// Investigate why LeakyGlobal leak does show
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// UNSUPPORTED: arm-linux || armhf-linux
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#include <stdio.h>
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#include <stdlib.h>
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#include <sanitizer/lsan_interface.h>
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struct LeakyGlobal {
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LeakyGlobal() {
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p = malloc(1337);
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}
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~LeakyGlobal() {
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p = 0;
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}
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void *p;
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};
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LeakyGlobal leaky_global;
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int main(int argc, char *argv[]) {
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// Register leak check to run before global destructors.
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if (argc > 1)
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atexit(&__lsan_do_leak_check);
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void *p = malloc(666);
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printf("Test alloc: %p\n", p);
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printf("Test alloc in leaky global: %p\n", leaky_global.p);
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return 0;
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}
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// CHECK-strict: SUMMARY: {{(Leak|Address)}}Sanitizer: 2003 byte(s) leaked in 2 allocation(s)
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// CHECK-normal: SUMMARY: {{(Leak|Address)}}Sanitizer: 666 byte(s) leaked in 1 allocation(s)
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