forked from OSchip/llvm-project
52 lines
1.1 KiB
C++
52 lines
1.1 KiB
C++
// RUN: %clangxx_asan %s -o %t && %run %t
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// RUN: %clangxx_asan %s -o %t %linux_static_libstdcplusplus && %run %t
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#include <stdio.h>
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static volatile int zero = 0;
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inline void pretend_to_do_something(void *x) {
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__asm__ __volatile__("" : : "r" (x) : "memory");
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}
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__attribute__((noinline))
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void ReallyThrow() {
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fprintf(stderr, "ReallyThrow\n");
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try {
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if (zero == 0)
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throw 42;
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else if (zero == 1)
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throw 1.;
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} catch(double x) {
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}
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}
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__attribute__((noinline))
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void Throw() {
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int a, b, c, d, e;
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pretend_to_do_something(&a);
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pretend_to_do_something(&b);
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pretend_to_do_something(&c);
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pretend_to_do_something(&d);
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pretend_to_do_something(&e);
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fprintf(stderr, "Throw stack = %p\n", &a);
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ReallyThrow();
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}
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__attribute__((noinline))
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void CheckStack() {
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int ar[100];
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pretend_to_do_something(ar);
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for (int i = 0; i < 100; i++)
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ar[i] = i;
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fprintf(stderr, "CheckStack stack = %p, %p\n", ar, ar + 100);
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}
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int main(int argc, char** argv) {
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try {
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Throw();
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} catch(int a) {
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fprintf(stderr, "a = %d\n", a);
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}
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CheckStack();
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}
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