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| author | Ziemowit Laski <zlaski@apple.com> | 2002-09-06 23:32:13 +0000 |
|---|---|---|
| committer | Ziemowit Laski <zlaski@gcc.gnu.org> | 2002-09-06 23:32:13 +0000 |
| commit | 370ce32a02500b1394456b4d1ca495e464624cc0 (patch) | |
| tree | df6bd7f2e22ceca6b00aa662bdecd65bc47d4c80 /gcc/testsuite | |
| parent | 5fc0e5dfb43ae87c4afc11879efedc9845cae6a9 (diff) | |
| download | gcc-370ce32a02500b1394456b4d1ca495e464624cc0.zip gcc-370ce32a02500b1394456b4d1ca495e464624cc0.tar.gz gcc-370ce32a02500b1394456b4d1ca495e464624cc0.tar.bz2 | |
c-lang.c (objc_is_id): New stub.
[gcc/ChangeLog]
2002-09-06 Ziemowit Laski <zlaski@apple.com>
* c-lang.c (objc_is_id): New stub.
* c-tree.h (objc_is_id): New forward declaration.
* c-typeck.c (build_c_cast): Do not strip protocol
qualifiers from 'id' type.
* objc/objc-act.c (objc_comptypes): Correct handling
of protocol qualifiers.
(objc_is_id): New.
[gcc/testsuite/ChangeLog]
2002-09-05 Ziemowit Laski <zlaski@apple.com>
* objc.dg/proto-lossage-1.m: New test.
From-SVN: r56905
Diffstat (limited to 'gcc/testsuite')
| -rw-r--r-- | gcc/testsuite/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/testsuite/objc.dg/proto-lossage-1.m | 43 |
2 files changed, 47 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 6c60fc4..18696d0 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,7 @@ +2002-09-05 Ziemowit Laski <zlaski@apple.com> + + * objc.dg/proto-lossage-1.m: New test. + 2002-09-06 Neil Booth <neil@daikokuya.co.uk> * gcc.dg/cpp/_Pragma4.c: Fix typo. diff --git a/gcc/testsuite/objc.dg/proto-lossage-1.m b/gcc/testsuite/objc.dg/proto-lossage-1.m new file mode 100644 index 0000000..d312039 --- /dev/null +++ b/gcc/testsuite/objc.dg/proto-lossage-1.m @@ -0,0 +1,43 @@ +/* Test for situations in which protocol conformance information + may be lost, leading to superfluous warnings. */ +/* Author: Ziemowit Laski <zlaski@apple.com>. */ +/* { dg-do compile } */ + +/* One-line substitute for objc/objc.h */ +typedef struct objc_object { struct objc_class *class_pointer; } *id; + +@protocol NSObject +- (int)someValue; +@end + +@interface NSObject <NSObject> +@end + +@protocol PlateMethods +- (void)someMethod; +@end + +@interface Foo { + NSObject <PlateMethods> *plate; + id <PlateMethods> plate1; + NSObject *plate2; +} +- (id <PlateMethods>) getPlate; +- (id <NSObject>) getPlate1; +- (int) getValue; +@end + +@implementation Foo +- (id <PlateMethods>) getPlate { + return plate; /* { dg-bogus "does not implement" } */ +} +- (id <NSObject>) getPlate1 { + return (id <NSObject>)plate1; /* { dg-bogus "does not conform" } */ +} +- (int) getValue { + int i = [plate1 someValue]; /* { dg-warning "not implemented by protocol" } */ + int j = [(id <NSObject>)plate1 someValue]; /* { dg-bogus "not implemented by protocol" } */ + int k = [(id)plate1 someValue]; /* { dg-bogus "not implemented by protocol" } */ + return i + j + k; +} +@end |