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| author | Carlo Zancanaro <carlo@pc-4w14-0.cs.usyd.edu.au> | 2012-10-15 17:10:06 +1100 |
|---|---|---|
| committer | Carlo Zancanaro <carlo@pc-4w14-0.cs.usyd.edu.au> | 2012-10-15 17:10:06 +1100 |
| commit | be1de4be954c80875ad4108e0a33e8e131b2f2c0 (patch) | |
| tree | 1fbbecf276bf7c7bdcbb4dd446099d6d90eaa516 /clang/test/SemaObjC/method-sentinel-attr.m | |
| parent | c4626a62754862d20b41e8a46a3574264ea80e6d (diff) | |
| parent | f1bd2e48c5324d3f7cda4090c87f8a5b6f463ce2 (diff) | |
Merge branch 'master' of ssh://bitbucket.org/czan/honours
Diffstat (limited to 'clang/test/SemaObjC/method-sentinel-attr.m')
| -rw-r--r-- | clang/test/SemaObjC/method-sentinel-attr.m | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/clang/test/SemaObjC/method-sentinel-attr.m b/clang/test/SemaObjC/method-sentinel-attr.m new file mode 100644 index 0000000..274e936 --- /dev/null +++ b/clang/test/SemaObjC/method-sentinel-attr.m @@ -0,0 +1,49 @@ +// RUN: %clang_cc1 -fsyntax-only -verify %s + +#define NULL (void*)0 + +#define ATTR __attribute__ ((__sentinel__)) + +@interface INTF +- (void) foo1 : (int)x, ... ATTR; // expected-note {{method has been explicitly marked sentinel here}} +- (void) foo3 : (int)x __attribute__ ((__sentinel__)) ; // expected-warning {{'sentinel' attribute only supported for variadic functions}} +- (void) foo5 : (int)x, ... __attribute__ ((__sentinel__(1))); // expected-note {{method has been explicitly marked sentinel here}} +- (void) foo6 : (int)x, ... __attribute__ ((__sentinel__(5))); // expected-note {{method has been explicitly marked sentinel here}} +- (void) foo7 : (int)x, ... __attribute__ ((__sentinel__(0))); // expected-note {{method has been explicitly marked sentinel here}} +- (void) foo8 : (int)x, ... __attribute__ ((__sentinel__("a"))); // expected-error {{'sentinel' attribute requires parameter 1 to be an integer constant}} +- (void) foo9 : (int)x, ... __attribute__ ((__sentinel__(-1))); // expected-error {{'sentinel' parameter 1 less than zero}} +- (void) foo10 : (int)x, ... __attribute__ ((__sentinel__(1,1))); +- (void) foo11 : (int)x, ... __attribute__ ((__sentinel__(1,1,3))); // expected-error {{attribute takes no more than 2 arguments}} +- (void) foo12 : (int)x, ... ATTR; // expected-note {{method has been explicitly marked sentinel here}} + +// rdar://7975788 +- (id) foo13 : (id)firstObj, ... __attribute__((sentinel(0,1))); +- (id) foo14 : (id)firstObj : (Class)secondObj, ... __attribute__((sentinel(0,1))); +- (id) foo15 : (id*)firstObj, ... __attribute__((sentinel(0,1))); +- (id) foo16 : (id**)firstObj, ... __attribute__((sentinel(0,1))); +@end + +int main () +{ + INTF *p; + + [p foo1:1, NULL]; // OK + [p foo1:1, 0]; // expected-warning {{missing sentinel in method dispatch}} + [p foo5:1, NULL, 2]; // OK + [p foo5:1, 2, NULL, 1]; // OK + [p foo5:1, NULL, 2, 1]; // expected-warning {{missing sentinel in method dispatch}} + + [p foo6:1,2,3,4,5,6,7]; // expected-warning {{missing sentinel in method dispatch}} + [p foo6:1,NULL,3,4,5,6,7]; // OK + [p foo7:1]; // expected-warning {{not enough variable arguments in 'foo7:' declaration to fit a sentinel}} + [p foo7:1, NULL]; // ok + + [p foo12:1]; // expected-warning {{not enough variable arguments in 'foo12:' declaration to fit a sentinel}} + + // rdar://7975788 + [ p foo13 : NULL]; + [ p foo14 : 0 : NULL]; + [ p foo16 : NULL]; + [ p foo15 : NULL]; +} + |