Last change
on this file since 025f9c5 was 0a6d2045, checked in by Andrew Beach <ajbeach@…>, 21 months ago |
You can how use local control flow out of 'catch' clauses. Added a test to show that it works.
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Property mode
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100644
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File size:
896 bytes
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[0a6d2045] | 1 | // Control Flow out of Termination Handler Clauses
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| 2 |
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| 3 | exception zen {};
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| 4 |
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| 5 | vtable(zen) zen_vt;
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| 6 |
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| 7 | void test_loop() {
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| 8 | do {
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| 9 | try {
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| 10 | throw (zen){&zen_vt};
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| 11 | } catch (zen *) {
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| 12 | printf("Continue\n");
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| 13 | continue;
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| 14 | }
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| 15 | printf("Reached end of loop.\n.");
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| 16 | } while (false);
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| 17 | printf("After Loop\n");
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| 18 |
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| 19 | while (true) {
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| 20 | try {
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| 21 | throw (zen){&zen_vt};
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| 22 | } catch (zen *) {
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| 23 | printf("Break\n");
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| 24 | break;
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| 25 | }
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| 26 | printf("Reached end of loop.\n.");
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| 27 | }
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| 28 | printf("After Loop\n");
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| 29 | }
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| 30 |
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| 31 | void test_switch() {
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| 32 | switch (0) {
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| 33 | case 0:
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| 34 | try {
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| 35 | throw (zen){&zen_vt};
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| 36 | } catch (zen *) {
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| 37 | printf("Break\n");
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| 38 | break;
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| 39 | }
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| 40 | default:
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| 41 | printf("Reached default.\n");
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| 42 | }
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| 43 | printf("After Switch\n");
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| 44 | }
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| 45 |
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| 46 | int test_return() {
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| 47 | try {
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| 48 | throw (zen){&zen_vt};
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| 49 | } catch (zen *) {
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| 50 | return 1;
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| 51 | }
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| 52 | return 0;
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| 53 | }
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| 54 |
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| 55 | int main(int argc, char * argv[]) {
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| 56 | test_loop();
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| 57 | test_switch();
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| 58 | printf("Result of test_return: %d\n", test_return());
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| 59 | }
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