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64 lines
1.6 KiB
64 lines
1.6 KiB
4 months ago
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// RUN: %clangxx_asan -O %s -o %t && %run %t
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#include <assert.h>
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#include <stdio.h>
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#include <sanitizer/asan_interface.h>
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__attribute__((noinline))
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void Throw() {
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int local;
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fprintf(stderr, "Throw: %p\n", &local);
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throw 1;
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}
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__attribute__((noinline))
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void ThrowAndCatch() {
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int local;
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try {
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Throw();
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} catch(...) {
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fprintf(stderr, "Catch: %p\n", &local);
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}
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}
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__attribute__((noinline))
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void TestThrow() {
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char x[32];
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fprintf(stderr, "Before: %p poisoned: %d\n", &x,
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__asan_address_is_poisoned(x + 32));
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assert(__asan_address_is_poisoned(x + 32));
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ThrowAndCatch();
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fprintf(stderr, "After: %p poisoned: %d\n", &x,
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__asan_address_is_poisoned(x + 32));
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// FIXME: Invert this assertion once we fix
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// https://code.google.com/p/address-sanitizer/issues/detail?id=258
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// This assertion works only w/o UAR.
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if (!__asan_get_current_fake_stack())
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assert(!__asan_address_is_poisoned(x + 32));
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}
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__attribute__((noinline))
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void TestThrowInline() {
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char x[32];
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fprintf(stderr, "Before: %p poisoned: %d\n", &x,
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__asan_address_is_poisoned(x + 32));
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assert(__asan_address_is_poisoned(x + 32));
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try {
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Throw();
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} catch(...) {
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fprintf(stderr, "Catch\n");
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}
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fprintf(stderr, "After: %p poisoned: %d\n", &x,
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__asan_address_is_poisoned(x + 32));
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// FIXME: Invert this assertion once we fix
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// https://code.google.com/p/address-sanitizer/issues/detail?id=258
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// This assertion works only w/o UAR.
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if (!__asan_get_current_fake_stack())
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assert(!__asan_address_is_poisoned(x + 32));
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}
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int main(int argc, char **argv) {
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TestThrowInline();
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TestThrow();
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}
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