| 1 | // Check that without suppressions, we catch the issue. |
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| 2 | // RUN: %clangxx_asan -O0 %s -o %t |
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| 3 | // RUN: not %run %t 2>&1 | FileCheck --check-prefix=CHECK-CRASH %s |
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| 4 | |
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| 5 | // If the executable is started from a different location, we should still |
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| 6 | // find the suppression file located relative to the location of the executable. |
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| 7 | // RUN: rm -rf %t-dir |
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| 8 | // RUN: mkdir -p %t-dir |
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| 9 | // RUN: %clangxx_asan -O0 %s -o %t-dir/exec |
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| 10 | // RUN: echo "interceptor_via_fun:crash_function" > \ |
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| 11 | // RUN: %t-dir/supp.txt |
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| 12 | // RUN: %env_asan_opts=suppressions='"supp.txt"' \ |
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| 13 | // RUN: %run %t-dir/exec 2>&1 | \ |
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| 14 | // RUN: FileCheck --check-prefix=CHECK-IGNORE %s |
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| 15 | // RUN: rm -rf %t-dir |
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| 16 | |
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| 17 | // If the wrong absolute path is given, we don't try to construct |
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| 18 | // a relative path with it. |
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| 19 | // RUN: %env_asan_opts=suppressions='"/absolute/path"' not %run %t 2>&1 | \ |
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| 20 | // RUN: FileCheck --check-prefix=CHECK-WRONG-FILE-NAME %s |
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| 21 | |
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| 22 | // Test that we reject directory as filename. |
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| 23 | // RUN: %env_asan_opts=suppressions='"folder/only/"' not %run %t 2>&1 | \ |
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| 24 | // RUN: FileCheck --check-prefix=CHECK-WRONG-FILE-NAME %s |
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| 25 | |
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| 26 | // FIXME: Upload suppressions to device. |
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| 27 | // XFAIL: android |
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| 28 | // UNSUPPORTED: ios |
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| 29 | |
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| 30 | #include <stdio.h> |
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| 31 | #include <stdlib.h> |
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| 32 | #include <string.h> |
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| 33 | |
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| 34 | void crash_function() { |
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| 35 | char *a = (char *)malloc(size: 6); |
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| 36 | free(ptr: a); |
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| 37 | size_t len = strlen(s: a); // BOOM |
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| 38 | fprintf(stderr, format: "strlen ignored, len = %zu\n" , len); |
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| 39 | } |
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| 40 | |
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| 41 | int main() { |
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| 42 | crash_function(); |
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| 43 | } |
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| 44 | |
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| 45 | // CHECK-CRASH: AddressSanitizer: heap-use-after-free |
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| 46 | // CHECK-IGNORE-NOT: AddressSanitizer: heap-buffer-overflow |
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| 47 | // CHECK-IGNORE: ignored |
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| 48 | // CHECK-WRONG-FILE-NAME: failed to read suppressions file |
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| 49 | |
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