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| // Check that without suppressions, we catch the issue.
// RUN: %clangxx_asan -O0 %s -o %t
// RUN: not %run %t 2>&1 | FileCheck --check-prefix=CHECK-CRASH %s
// RUN: echo "interceptor_via_fun:crash_function" > %t.supp
// RUN: %clangxx_asan -O0 %s -o %t && %env_asan_opts=suppressions='"%t.supp"' %run %t 2>&1 | FileCheck --check-prefix=CHECK-IGNORE %s
// RUN: %clangxx_asan -O3 %s -o %t && %env_asan_opts=suppressions='"%t.supp"' %run %t 2>&1 | FileCheck --check-prefix=CHECK-IGNORE %s
// FIXME: Windows symbolizer needs work to make this pass.
// XFAIL: android,windows-msvc
// UNSUPPORTED: ios
// FIXME: atos does not work for inlined functions, yet llvm-symbolizer
// does not always work with debug info on Darwin.
// UNSUPPORTED: darwin
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
void crash_function() {
char *a = (char *)malloc(6);
free(a);
size_t len = strlen(a); // BOOM
fprintf(stderr, "strlen ignored, len = %zu\n", len);
}
int main() {
crash_function();
}
// CHECK-CRASH: AddressSanitizer: heap-use-after-free
// CHECK-CRASH-NOT: strlen ignored
// CHECK-IGNORE-NOT: AddressSanitizer: heap-use-after-free
// CHECK-IGNORE: strlen ignored
|