File: unused-parameters.c

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// RUN: %check_clang_tidy %s misc-unused-parameters %t -- -- -Wno-strict-prototypes -xc

// Basic removal
// =============
void a(int i) {;}
// CHECK-MESSAGES: :[[@LINE-1]]:12: warning: parameter 'i' is unused [misc-unused-parameters]
// CHECK-FIXES: {{^}}void a(int i) {;}{{$}}

static void b(); // In C, forward declarations can leave out parameters.
static void b(int i) {;}
// CHECK-MESSAGES: :[[@LINE-1]]:19: warning: parameter 'i' is unused [misc-unused-parameters]
// CHECK-FIXES: {{^}}static void b() {;}{{$}}

// Unchanged cases
// ===============
void h(i, c, d) int i; char *c, *d; {} // Don't mess with K&R style

// Do not warn on naked functions.
__attribute__((naked)) void nakedFunction(int a, int b) { ; }