File: method-unused-attribute.m

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llvm-toolchain-6.0 1%3A6.0.1-10
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// RUN: %clang_cc1  -fsyntax-only -Wunused-parameter -verify -Wno-objc-root-class %s

@interface INTF
- (void) correct_use_of_unused: (void *) notice : (id)another_arg;
- (void) will_warn_unused_arg: (void *) notice : (id)warn_unused;
- (void) unused_attr_on_decl_ignored: (void *)  __attribute__((unused)) will_warn;
@end

@implementation INTF
- (void) correct_use_of_unused: (void *)  __attribute__((unused)) notice : (id) __attribute__((unused)) newarg{
}
- (void) will_warn_unused_arg: (void *) __attribute__((unused))  notice : (id)warn_unused {}  // expected-warning {{unused parameter 'warn_unused'}}
- (void) unused_attr_on_decl_ignored: (void *)  will_warn{}  // expected-warning {{unused parameter 'will_warn'}}
@end