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29 lines
809 B
29 lines
809 B
4 months ago
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// Check that without suppressions, we catch the issue.
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// RUN: %clangxx_asan -O0 %s -o %t
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// RUN: not %run %t 2>&1 | FileCheck --check-prefix=CHECK-CRASH %s
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// RUN: echo "interceptor_via_fun:crash_function" > %t.supp
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// RUN: %clangxx_asan -O0 %s -o %t && %env_asan_opts=suppressions='"%t.supp"' %run %t 2>&1 | FileCheck --check-prefix=CHECK-IGNORE %s
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// UNSUPPORTED: ios
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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void crash_function() {
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char *a = (char *)malloc(6);
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free(a);
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size_t len = strlen(a); // BOOM
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fprintf(stderr, "strlen ignored, len = %zu\n", len);
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}
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int main() {
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crash_function();
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}
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// CHECK-CRASH: AddressSanitizer: heap-use-after-free
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// CHECK-CRASH-NOT: strlen ignored
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// CHECK-IGNORE-NOT: AddressSanitizer: heap-use-after-free
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// CHECK-IGNORE: strlen ignored
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