File: argument-checking.m

package info (click to toggle)
llvm-toolchain-9 1%3A9.0.1-16.1
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 882,388 kB
  • sloc: cpp: 4,167,636; ansic: 714,256; asm: 457,610; python: 155,927; objc: 65,094; sh: 42,856; lisp: 26,908; perl: 7,786; pascal: 7,722; makefile: 6,881; ml: 5,581; awk: 3,648; cs: 2,027; xml: 888; javascript: 381; ruby: 156
file content (26 lines) | stat: -rw-r--r-- 1,106 bytes parent folder | download | duplicates (22)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
// RUN: %clang_cc1 -fsyntax-only -verify -pedantic %s

struct S { int a; };

extern int charStarFunc(char *); // expected-note{{passing argument to parameter here}}
extern int charFunc(char); // expected-note{{passing argument to parameter here}}

@interface Test
+alloc;
-(int)charStarMeth:(char *)s; // expected-note{{passing argument to parameter 's' here}}
-structMeth:(struct S)s; // expected-note{{passing argument to parameter 's' here}}
-structMeth:(struct S)s 
   :(struct S)s2; // expected-note{{passing argument to parameter 's2' here}}
@end

void test() {
  id obj = [Test alloc];
  struct S sInst;

  charStarFunc(1); // expected-warning {{incompatible integer to pointer conversion passing 'int' to parameter of type 'char *'}}
  charFunc("abc"); // expected-warning {{incompatible pointer to integer conversion passing 'char [4]' to parameter of type 'char'}}

  [obj charStarMeth:1]; // expected-warning {{incompatible integer to pointer conversion sending 'int'}}
  [obj structMeth:1]; // expected-error {{sending 'int'}}
  [obj structMeth:sInst :1]; // expected-error {{sending 'int'}}
}