Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/objc.dg/foreach-6.m @ 158:494b0b89df80 default tip
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author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Mon, 25 May 2020 18:13:55 +0900 |
parents | 04ced10e8804 |
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/* Test basic Objective-C foreach syntax. This tests warnings and errors. */ /* { dg-do compile } */ #import "../objc-obj-c++-shared/TestsuiteObject.h" #import <objc/objc.h> #undef nil #define nil ((id)0) /* struct __objcFastEnumerationState { unsigned long state; id *itemsPtr; unsigned long *mutationsPtr; unsigned long extra[5]; }; */ @interface TestsuiteObject (NSFastEnumeration) - (unsigned long)countByEnumeratingWithState: (struct __objcFastEnumerationState *)state objects:(id *)stackbuf count:(unsigned int)len; - (id) enumerator; - (Class) classEnumerator; @end int main (void) { id array = nil; id object = nil; id *invalid = 0; for (object in array) /* Ok */ ; for (object in nil) /* Ok */ ; for (object in) /* { dg-error "missing collection in fast enumeration" } */ ; for (object = nil in array) /* { dg-error "invalid iterating variable in fast enumeration" } */ ; for (object in [object enumerator]) /* Ok */ ; for (object in [object classEnumerator]) /* Ok */ ; for (12 in array) /* { dg-error "invalid iterating variable in fast enumeration" } */ ; /* { dg-error "iterating variable in fast enumeration is not an object" "" { target *-*-* } .-1 } */ for (object in 12) /* { dg-error "collection in fast enumeration is not an object" } */ ; for (object in invalid) /* { dg-error "collection in fast enumeration is not an object" } */ ; for (invalid in [object enumerator]) /* { dg-error "iterating variable in fast enumeration is not an object" } */ ; return 0; }