forked from OSchip/llvm-project
36 lines
969 B
C++
36 lines
969 B
C++
// Check that we can store lots of stack frames if asked to.
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// RUN: %clangxx_asan -O0 %s -o %t 2>&1
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// RUN: %env_asan_opts=malloc_context_size=120:redzone=512 not %run %t 2>&1 | FileCheck %s
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// REQUIRES: stable-runtime
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#include <stdlib.h>
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#include <stdio.h>
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template <int depth>
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struct DeepFree {
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static void free(char *x) {
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DeepFree<depth - 1>::free(x);
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}
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};
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template<>
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struct DeepFree<0> {
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static void free(char *x) {
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::free(x);
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}
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};
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int main() {
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char *x = (char*)malloc(10);
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// deep_free(x);
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DeepFree<200>::free(x);
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return x[5];
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// CHECK: {{.*ERROR: AddressSanitizer: heap-use-after-free on address}}
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// The libcxxrt demangling procedure on FreeBSD 9.2 incorrectly appends
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// extra 'E' characters to the end of template arguments; see:
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// https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=192115
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// CHECK: {{DeepFree<36>|DeepFree<36E>}}
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// CHECK: {{DeepFree<98>|DeepFree<98E>}}
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// CHECK: {{DeepFree<115>|DeepFree<115E>}}
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}
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