diff options
Diffstat (limited to 'gcc/testsuite/obj-c++.dg/attributes')
7 files changed, 189 insertions, 1 deletions
diff --git a/gcc/testsuite/obj-c++.dg/attributes/method-attribute-2.mm b/gcc/testsuite/obj-c++.dg/attributes/method-attribute-2.mm index f9a184cdf41..4a56b3aa8f6 100644 --- a/gcc/testsuite/obj-c++.dg/attributes/method-attribute-2.mm +++ b/gcc/testsuite/obj-c++.dg/attributes/method-attribute-2.mm @@ -14,7 +14,7 @@ @end @implementation obj -- (int) depmth __attribute__((deprecated)) { return var; } +- (int) depmth __attribute__((deprecated)) { return var; } /* { dg-warning "method attributes can not be specified in @implementation context" } */ - (int) depmtharg:(int) iarg { return var + iarg ; } - (int) unusedarg:(int) __attribute__((unused)) uarg { return var; } - (int) depunusedarg:(int) __attribute__((unused)) uarg { return var; } diff --git a/gcc/testsuite/obj-c++.dg/attributes/method-deprecated-1.mm b/gcc/testsuite/obj-c++.dg/attributes/method-deprecated-1.mm new file mode 100644 index 00000000000..8343856a5c6 --- /dev/null +++ b/gcc/testsuite/obj-c++.dg/attributes/method-deprecated-1.mm @@ -0,0 +1,33 @@ +/* Contributed by Nicola Pero <nicola.pero@meta-innovation.com>, October 2010. */ +/* { dg-do compile } */ + +#include <objc/objc.h> + +@interface MyClass +{ + Class isa; +} ++ (int) method; +- (int) method; ++ (int) deprecatedClassMethod __attribute__((deprecated)); +- (int) deprecatedInstanceMethod __attribute__((deprecated)); +@end + +/* Test that deprecation warnings are produced, but not if the + receiver is of type 'id'. */ +void foo (void) +{ + Class c; + id object; + MyClass *another_object; + + [c method]; + [object method]; + [c deprecatedClassMethod]; + [object deprecatedInstanceMethod]; + + [object method]; + [another_object method]; + [MyClass deprecatedClassMethod]; /* { dg-warning "is deprecated" } */ + [another_object deprecatedInstanceMethod]; /* { dg-warning "is deprecated" } */ +} diff --git a/gcc/testsuite/obj-c++.dg/attributes/method-deprecated-2.mm b/gcc/testsuite/obj-c++.dg/attributes/method-deprecated-2.mm new file mode 100644 index 00000000000..1e5d87f3e63 --- /dev/null +++ b/gcc/testsuite/obj-c++.dg/attributes/method-deprecated-2.mm @@ -0,0 +1,23 @@ +/* Contributed by Nicola Pero <nicola.pero@meta-innovation.com>, October 2010. */ +/* { dg-do compile } */ + +#include <objc/objc.h> + +@interface MyClass +{ + Class isa; +} ++ (int) deprecatedClassMethod: (id)firstObject, ... __attribute__((sentinel)) __attribute__((deprecated)); +- (int) deprecatedInstanceMethod: (id)firstobject, ... __attribute__((sentinel)) __attribute__((deprecated)); +@end + +/* Test that deprecation warnings are produced even if the method is + also marked with another attribute too (this is to test the + processing of multiple attributes). */ +void foo (void) +{ + MyClass *object = nil; + + [MyClass deprecatedClassMethod: object, nil]; /* { dg-warning "is deprecated" } */ + [object deprecatedInstanceMethod: object, nil]; /* { dg-warning "is deprecated" } */ +} diff --git a/gcc/testsuite/obj-c++.dg/attributes/method-deprecated-3.mm b/gcc/testsuite/obj-c++.dg/attributes/method-deprecated-3.mm new file mode 100644 index 00000000000..5c715a20b68 --- /dev/null +++ b/gcc/testsuite/obj-c++.dg/attributes/method-deprecated-3.mm @@ -0,0 +1,21 @@ +/* Contributed by Nicola Pero <nicola.pero@meta-innovation.com>, October 2010. */ +/* { dg-do compile } */ + +#include <objc/objc.h> + +/* Test that __attribute__ ((__deprecated__)) works as well as __attribute__ ((deprecated)). */ +@interface MyClass +{ + Class isa; +} ++ (int) deprecatedClassMethod: (id)firstObject, ... __attribute__((__deprecated__)); +- (int) deprecatedInstanceMethod: (id)firstobject, ... __attribute__((__deprecated__)); +@end + +void foo (void) +{ + MyClass *object = nil; + + [MyClass deprecatedClassMethod: object, nil]; /* { dg-warning "is deprecated" } */ + [object deprecatedInstanceMethod: object, nil]; /* { dg-warning "is deprecated" } */ +} diff --git a/gcc/testsuite/obj-c++.dg/attributes/method-format-1.mm b/gcc/testsuite/obj-c++.dg/attributes/method-format-1.mm new file mode 100644 index 00000000000..0a078ff0a3a --- /dev/null +++ b/gcc/testsuite/obj-c++.dg/attributes/method-format-1.mm @@ -0,0 +1,43 @@ +/* Contributed by Nicola Pero <nicola.pero@meta-innovation.com>, October 2010. */ +/* { dg-do compile } */ +/* { dg-options "-Wall" } */ + +#include <objc/objc.h> +#include <stdlib.h> + +@interface LogObject +{ + Class isa; +} ++ (void) log: (int)level message: (const char *) my_format, ... __attribute__ ((format (printf, 2, 3))); +- (void) log: (int)level message: (const char *) my_format, ... __attribute__ ((format (printf, 2, 3))); + ++ (void) debug: (const char *) my_format, ... __attribute__ ((format (printf, 1, 2))); +- (void) debug: (const char *) my_format, ... __attribute__ ((format (printf, 1, 2))); + +/* Just make sure a missing or invalid attribute won't crash the compiler. */ +- (void) log2: (int)level message: (const char *) my_format, ... __attribute__ ((format (printf, 2))); /* { dg-error "wrong" } */ ++ (void) debug2: (const char *) my_format, ... __attribute__ ((format (printf))); /* { dg-error "wrong" } */ +- (void) debug2: (const char *) my_format, ... __attribute__ ((format (printf))); /* { dg-error "wrong" } */ ++ (void) alert: (const char *) my_format __attribute__ ((format (printf, 1, 2))); /* { dg-error "args to be formatted is not ..." } */ +- (void) alert: (const char *) my_format __attribute__ ((format (printf, 1, 2))); /* { dg-error "args to be formatted is not ..." } */ +@end + +void test (LogObject *object) +{ + [object log: 2 message: "attribute only applies to variadic functions"]; + [object log: 2 message: "attribute %s only applies to variadic functions", "'format'"]; + [object log: 2 message: "attribute %s only applies to variadic functions"]; /* { dg-warning "too few arguments for format" } */ + + [object debug: "attribute only applies to variadic functions"]; + [object debug: "attribute %s only applies to variadic functions", "'format'"]; + [object debug: "attribute %s only applies to variadic functions"]; /* { dg-warning "too few arguments for format" } */ + + [LogObject log: 2 message: "attribute only applies to variadic functions"]; + [LogObject log: 2 message: "attribute %s only applies to variadic functions", "'format'"]; + [LogObject log: 2 message: "attribute %s only applies to variadic functions"]; /* { dg-warning "too few arguments for format" } */ + + [LogObject debug: "attribute only applies to variadic functions"]; + [LogObject debug: "attribute %s only applies to variadic functions", "'format'"]; + [LogObject debug: "attribute %s only applies to variadic functions"]; /* { dg-warning "too few arguments for format" } */ +} diff --git a/gcc/testsuite/obj-c++.dg/attributes/method-noreturn-1.mm b/gcc/testsuite/obj-c++.dg/attributes/method-noreturn-1.mm new file mode 100644 index 00000000000..af051a61d34 --- /dev/null +++ b/gcc/testsuite/obj-c++.dg/attributes/method-noreturn-1.mm @@ -0,0 +1,34 @@ +/* Contributed by Nicola Pero <nicola.pero@meta-innovation.com>, October 2010. */ +/* { dg-do compile } */ + +#include <objc/objc.h> +#include <stdlib.h> + +@interface MyClass +{ + Class isa; +} ++ (id) method1 __attribute__ ((noreturn)); +- (id) method2 __attribute__ ((noreturn)); ++ (id) method3 __attribute__ ((noreturn)); +- (id) method4 __attribute__ ((noreturn)); +@end + +@implementation MyClass ++ (id) method1 +{ + return self; /* { dg-warning "function declared .noreturn. has a .return. statement" } */ +} /* { dg-warning ".noreturn. function does return" } */ +- (id) method2 +{ + return self; /* { dg-warning "function declared .noreturn. has a .return. statement" } */ +} /* { dg-warning ".noreturn. function does return" } */ ++ (id) method3 +{ + abort (); +} +- (id) method4 +{ + abort (); +} +@end diff --git a/gcc/testsuite/obj-c++.dg/attributes/method-sentinel-1.mm b/gcc/testsuite/obj-c++.dg/attributes/method-sentinel-1.mm new file mode 100644 index 00000000000..ecaa36c21f8 --- /dev/null +++ b/gcc/testsuite/obj-c++.dg/attributes/method-sentinel-1.mm @@ -0,0 +1,34 @@ +/* Contributed by Nicola Pero <nicola.pero@meta-innovation.com>, October 2010. */ +/* { dg-do compile } */ +/* { dg-options "-Wall" } */ + +#include <objc/objc.h> +#include <stdlib.h> + +@interface NSArray +{ + Class isa; +} ++ (id) arrayWithObject: (id)object __attribute__ ((sentinel)); /* { dg-warning "attribute only applies to variadic functions" } */ ++ (id) arrayWithObjects: (id)firstObject, ... __attribute__ ((sentinel)); + +- (id) initWithObject: (id)object __attribute__ ((sentinel)); /* { dg-warning "attribute only applies to variadic functions" } */ +- (id) initWithObjects: (id)firstObject, ... __attribute__ ((sentinel)); +@end + +void test (id object) +{ + NSArray *array; + + array = [NSArray arrayWithObject: object]; + array = [NSArray arrayWithObjects: object, nil]; + array = [NSArray arrayWithObjects: object, object, nil]; + array = [NSArray arrayWithObjects: object]; /* { dg-warning "not enough variable arguments" } */ + array = [NSArray arrayWithObjects: object, object]; /* { dg-warning "missing sentinel" } */ + + [array initWithObject: object]; + [array initWithObjects: object, nil]; + [array initWithObjects: object, object, nil]; + [array initWithObjects: object]; /* { dg-warning "not enough variable arguments" } */ + [array initWithObjects: object, object]; /* { dg-warning "missing sentinel" } */ +} |