ref: f812d73e86aa308c373e06a170a1b3ba89ad5cb6
dir: /tests/libc/execute/0008-longjmp.c/
#include <setjmp.h> #include <stdio.h> /* output: test 1 i = 1, v = 2 test 2 i = 2, v = 3 end: */ jmp_buf recover; void test(char *s, int val) { puts(s); longjmp(recover, val); } int main() { static int i; auto volatile int v; i = 0; v = 1; if (!setjmp(recover)) { i = 1; v = 2; test("test 1", 1); } printf("i = %d, v = %d\n", i, v); if (!setjmp(recover)) { i = 2; v = 3; test("test 2", 0); } printf("i = %d, v = %d\n", i, v); return 0; }