1 // RUN: %clang_cc1 -fblocks -fsyntax-only -Wunused-but-set-parameter -verify %s
2
f0(int x,int y,int z)3 int f0(int x,
4 int y, // expected-warning{{parameter 'y' set but not used}}
5 int z __attribute__((unused))) {
6 y = 0;
7 return x;
8 }
9
f1(void)10 void f1(void) {
11 (void)^(int x,
12 int y, // expected-warning{{parameter 'y' set but not used}}
13 int z __attribute__((unused))) {
14 y = 0;
15 return x;
16 };
17 }
18
19 struct S {
20 int i;
21 };
22
f3(struct S s)23 void f3(struct S s) { // expected-warning{{parameter 's' set but not used}}
24 struct S t;
25 s = t;
26 }
27
f4(int j)28 void f4(int j) { // expected-warning{{parameter 'j' set but not used}}
29 j++;
30 }
31
f5(int k)32 void f5(int k) { // expected-warning{{parameter 'k' set but not used}}
33 --k;
34 }
35