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41 lines
1.1 KiB
C++
41 lines
1.1 KiB
C++
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/*
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g++ asan-switch.cpp ../../objs/st/libst.a -fsanitize=address -fno-omit-frame-pointer -g -O0 -o asan-switch && ./asan-switch
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*/
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#include <stdio.h>
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#include <string.h>
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#include <sys/resource.h>
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#include "../../objs/st/st.h"
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void* foo(void *args) {
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for (int i = 0; ; i++) {
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st_sleep(1);
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if (i && (i % 2) == 0) {
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char *p = new char[3];
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p[3] = 'H';
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}
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printf("#%d: main: working\n", i);
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}
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return NULL;
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}
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int main(int argc, char **argv) {
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register void* stack_top asm ("sp");
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struct rlimit limit;
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if (getrlimit (RLIMIT_STACK, &limit) == 0) {
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void* stack_bottom = (char*)stack_top - limit.rlim_cur;
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st_set_primordial_stack(stack_top, stack_bottom);
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}
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st_init();
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if (argc > 1) {
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// Directly call foo() to trigger ASAN, call the function in the primordial thread,
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// note that asan can not capther the stack of primordial thread.
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foo(NULL);
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} else {
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st_thread_create(foo, NULL, 0, 0);
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st_thread_exit(NULL);
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}
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return 0;
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}
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