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-rwxr-xr-xtests/runner.py52
1 files changed, 52 insertions, 0 deletions
diff --git a/tests/runner.py b/tests/runner.py
index 1480afe7..a3197bc7 100755
--- a/tests/runner.py
+++ b/tests/runner.py
@@ -2078,6 +2078,58 @@ Setjmp error execution path, level: 0
Exiting stack_manipulate_func, level: 0
''')
+ def test_longjmp3(self):
+ src = r'''
+ #include <setjmp.h>
+ #include <stdio.h>
+
+ typedef struct {
+ jmp_buf* jmp;
+ } jmp_state;
+
+ void setjmp_func(jmp_state* s, int level) {
+ jmp_buf* prev_jmp = s->jmp;
+ jmp_buf c_jmp;
+
+ if (level == 2) {
+ printf("level is 2, perform longjmp!\n");
+ longjmp(*(s->jmp), 1);
+ }
+
+ if (setjmp(c_jmp) == 0) {
+ printf("setjmp normal execution path, level: %d\n", level);
+ s->jmp = &c_jmp;
+ setjmp_func(s, level + 1);
+ } else {
+ printf("setjmp exception execution path, level: %d\n", level);
+ if (prev_jmp) {
+ printf("prev_jmp is not empty, continue with longjmp!\n");
+ s->jmp = prev_jmp;
+ longjmp(*(s->jmp), 1);
+ }
+ }
+
+ printf("Exiting setjmp function, level: %d\n", level);
+ }
+
+ int main(int argc, char *argv[]) {
+ jmp_state s;
+ s.jmp = NULL;
+
+ setjmp_func(&s, 0);
+
+ return 0;
+ }
+ '''
+ self.do_run(src, '''setjmp normal execution path, level: 0
+setjmp normal execution path, level: 1
+level is 2, perform longjmp!
+setjmp exception execution path, level: 1
+prev_jmp is not empty, continue with longjmp!
+setjmp exception execution path, level: 0
+Exiting setjmp function, level: 0
+''')
+
def test_exceptions(self):
if Settings.QUANTUM_SIZE == 1: return self.skip("we don't support libcxx in q1")