forked from OSchip/llvm-project
23 lines
804 B
C++
23 lines
804 B
C++
// ASan interceptor can be accessed with __interceptor_ prefix.
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// RUN: %clangxx_asan -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s
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// RUN: %clangxx_asan -O1 %s -o %t && not %run %t 2>&1 | FileCheck %s
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// RUN: %clangxx_asan -O2 %s -o %t && not %run %t 2>&1 | FileCheck %s
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// RUN: %clangxx_asan -O3 %s -o %t && not %run %t 2>&1 | FileCheck %s
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#include <stdlib.h>
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#include <stdio.h>
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extern "C" long __interceptor_strtol(const char *nptr, char **endptr, int base);
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extern "C" long strtol(const char *nptr, char **endptr, int base) {
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fprintf(stderr, "my_strtol_interceptor\n");
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return __interceptor_strtol(nptr, endptr, base);
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}
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int main() {
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char *x = (char*)malloc(10 * sizeof(char));
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free(x);
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return (int)strtol(x, 0, 10);
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// CHECK: my_strtol_interceptor
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// CHECK: heap-use-after-free
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}
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