xref: /aosp_15_r20/external/compiler-rt/test/asan/TestCases/suppressions-function.cc (revision 7c3d14c8b49c529e04be81a3ce6f5cc23712e4c6)
1*7c3d14c8STreehugger Robot // Check that without suppressions, we catch the issue.
2*7c3d14c8STreehugger Robot // RUN: %clangxx_asan -O0 %s -o %t
3*7c3d14c8STreehugger Robot // RUN: not %run %t 2>&1 | FileCheck --check-prefix=CHECK-CRASH %s
4*7c3d14c8STreehugger Robot 
5*7c3d14c8STreehugger Robot // RUN: echo "interceptor_via_fun:crash_function" > %t.supp
6*7c3d14c8STreehugger Robot // RUN: %clangxx_asan -O0 %s -o %t && %env_asan_opts=suppressions='"%t.supp"' %run %t 2>&1 | FileCheck --check-prefix=CHECK-IGNORE %s
7*7c3d14c8STreehugger Robot // RUN: %clangxx_asan -O3 %s -o %t && %env_asan_opts=suppressions='"%t.supp"' %run %t 2>&1 | FileCheck --check-prefix=CHECK-IGNORE %s
8*7c3d14c8STreehugger Robot 
9*7c3d14c8STreehugger Robot // FIXME: Windows symbolizer needs work to make this pass.
10*7c3d14c8STreehugger Robot // XFAIL: android,win32
11*7c3d14c8STreehugger Robot 
12*7c3d14c8STreehugger Robot #include <stdio.h>
13*7c3d14c8STreehugger Robot #include <stdlib.h>
14*7c3d14c8STreehugger Robot #include <string.h>
15*7c3d14c8STreehugger Robot 
crash_function()16*7c3d14c8STreehugger Robot void crash_function() {
17*7c3d14c8STreehugger Robot   char *a = (char *)malloc(6);
18*7c3d14c8STreehugger Robot   free(a);
19*7c3d14c8STreehugger Robot   size_t len = strlen(a); // BOOM
20*7c3d14c8STreehugger Robot   fprintf(stderr, "strlen ignored, len = %zu\n", len);
21*7c3d14c8STreehugger Robot }
22*7c3d14c8STreehugger Robot 
main()23*7c3d14c8STreehugger Robot int main() {
24*7c3d14c8STreehugger Robot   crash_function();
25*7c3d14c8STreehugger Robot }
26*7c3d14c8STreehugger Robot 
27*7c3d14c8STreehugger Robot // CHECK-CRASH: AddressSanitizer: heap-use-after-free
28*7c3d14c8STreehugger Robot // CHECK-CRASH-NOT: strlen ignored
29*7c3d14c8STreehugger Robot // CHECK-IGNORE-NOT: AddressSanitizer: heap-use-after-free
30*7c3d14c8STreehugger Robot // CHECK-IGNORE: strlen ignored
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