File: diagnose_if.m

package info (click to toggle)
llvm-toolchain-14 1%3A14.0.6-20
  • links: PTS, VCS
  • area: main
  • in suites: sid
  • size: 1,496,436 kB
  • sloc: cpp: 5,593,990; ansic: 986,873; asm: 585,869; python: 184,223; objc: 72,530; lisp: 31,119; f90: 27,793; javascript: 9,780; pascal: 9,762; sh: 9,482; perl: 7,468; ml: 5,432; awk: 3,523; makefile: 2,547; xml: 953; cs: 573; fortran: 567
file content (16 lines) | stat: -rw-r--r-- 617 bytes parent folder | download | duplicates (28) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
 
// RUN: %clang_cc1 %s -verify -fno-builtin

_Static_assert(__has_feature(attribute_diagnose_if_objc), "feature check failed?");

#define _diagnose_if(...) __attribute__((diagnose_if(__VA_ARGS__)))

@interface I
-(void)meth _diagnose_if(1, "don't use this", "warning"); // expected-note 1{{from 'diagnose_if'}}
@property (assign) id prop _diagnose_if(1, "don't use this", "warning"); // expected-note 2{{from 'diagnose_if'}}
@end

void test(I *i) {
  [i meth]; // expected-warning {{don't use this}}
  id o1 = i.prop; // expected-warning {{don't use this}}
  id o2 = [i prop]; // expected-warning {{don't use this}}
}