File: warn-unused-but-set-parameters.c

package info (click to toggle)
swiftlang 6.1.3-2
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 2,791,604 kB
  • sloc: cpp: 9,901,740; ansic: 2,201,431; asm: 1,091,827; python: 308,252; objc: 82,166; f90: 80,126; lisp: 38,358; pascal: 25,559; sh: 20,429; ml: 5,058; perl: 4,745; makefile: 4,484; awk: 3,535; javascript: 3,018; xml: 918; fortran: 664; cs: 573; ruby: 396
file content (34 lines) | stat: -rw-r--r-- 698 bytes parent folder | download | duplicates (17) 
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
27
28
29
30
31
32
33
34
 
// RUN: %clang_cc1 -fblocks -fsyntax-only -Wunused-but-set-parameter -verify %s

int f0(int x,
       int y, // expected-warning{{parameter 'y' set but not used}}
       int z __attribute__((unused))) {
  y = 0;
  return x;
}

void f1(void) {
  (void)^(int x,
          int y, // expected-warning{{parameter 'y' set but not used}}
          int z __attribute__((unused))) {
    y = 0;
    return x;
  };
}

struct S {
  int i;
};

void f3(struct S s) { // expected-warning{{parameter 's' set but not used}}
  struct S t;
  s = t;
}

void f4(int j) { // expected-warning{{parameter 'j' set but not used}}
    j++;
}

void f5(int k) { // expected-warning{{parameter 'k' set but not used}}
    --k;
}