xref: /llvm-project/compiler-rt/test/lsan/TestCases/link_turned_off.cpp (revision b2aa0a465013aca2fc43ca729fdb714eb52150b3) 
1 // Test for disabling LSan at link-time.
2 // RUN: %clangxx_lsan %s -o %t
3 // RUN: %env_lsan_opts=use_stacks=0:use_registers=0 %run %t
4 // RUN: %env_lsan_opts=use_stacks=0:use_registers=0 not %run %t foo 2>&1 | FileCheck %s
5 //
6 // UNSUPPORTED: darwin
7 
8 #include <sanitizer/lsan_interface.h>
9 
10 int argc_copy;
11 
12 extern "C" {
__lsan_is_turned_off()13 int __attribute__((used)) __lsan_is_turned_off() {
14   return (argc_copy == 1);
15 }
16 }
17 
main(int argc,char * argv[])18 int main(int argc, char *argv[]) {
19   volatile int *x = new int;
20   *x = 42;
21   argc_copy = argc;
22   return 0;
23 }
24 
25 // CHECK: SUMMARY: {{(.*)}}Sanitizer: 4 byte(s) leaked in 1 allocation(s)
26