forked from OSchip/llvm-project
37 lines
851 B
C++
37 lines
851 B
C++
// Check that we can store lots of stack frames if asked to.
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// RUN: %clangxx_asan -m64 -O0 %s -o %t 2>&1
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// RUN: ASAN_OPTIONS=malloc_context_size=120:redzone=512 %t 2>&1 | \
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// RUN: %symbolize | FileCheck %s
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// RUN: %clangxx_asan -m32 -O0 %s -o %t 2>&1
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// RUN: ASAN_OPTIONS=malloc_context_size=120:redzone=512 %t 2>&1 | \
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// RUN: %symbolize | FileCheck %s
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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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// CHECK: DeepFree<36>
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// CHECK: DeepFree<98>
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// CHECK: DeepFree<115>
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}
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