?? try-catch-1.m
字號(hào):
/* Test if the compiler accepts @throw / @try..@catch..@finally syntax. *//* Developed by Ziemowit Laski <zlaski@apple.com>. *//* { dg-options "-fobjc-exceptions" } *//* { dg-do compile } */#include <objc/Object.h>#include <stdio.h>#include <setjmp.h>@interface Frob: Object@end@implementation Frob: Object@endstatic int exc_control = 0;int proc() { if(exc_control) { printf ("Throwing (%d)... ", exc_control); @throw [Frob new]; } return 1;}int foo(){ @try { return proc(); } @catch (Frob* ex) { if(exc_control > 1) { printf("Rethrowing (%d)... ", exc_control); @throw; } return 0; } @finally { printf("In @finally block (%d)... ", exc_control); }}
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