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// RUN: %check_clang_tidy %s modernize-use-bool-literals %t -- \
// RUN: -config="{CheckOptions: \
// RUN: {modernize-use-bool-literals.IgnoreMacros: \
// RUN: true}}"
bool IntToTrue = 1;
// CHECK-MESSAGES: :[[@LINE-1]]:18: warning: converting integer literal to bool, use bool literal instead [modernize-use-bool-literals]
// CHECK-FIXES: {{^}}bool IntToTrue = true;{{$}}
bool IntToFalse(0);
// CHECK-MESSAGES: :[[@LINE-1]]:17: warning: converting integer literal to bool
// CHECK-FIXES: {{^}}bool IntToFalse(false);{{$}}
bool LongLongToTrue{0x1LL};
// CHECK-MESSAGES: :[[@LINE-1]]:21: warning: converting integer literal to bool
// CHECK-FIXES: {{^}}bool LongLongToTrue{true};{{$}}
bool ExplicitCStyleIntToFalse = (bool)0;
// CHECK-MESSAGES: :[[@LINE-1]]:33: warning: converting integer literal to bool
// CHECK-FIXES: {{^}}bool ExplicitCStyleIntToFalse = false;{{$}}
bool ExplicitFunctionalIntToFalse = bool(0);
// CHECK-MESSAGES: :[[@LINE-1]]:37: warning: converting integer literal to bool
// CHECK-FIXES: {{^}}bool ExplicitFunctionalIntToFalse = false;{{$}}
bool ExplicitStaticIntToFalse = static_cast<bool>(0);
// CHECK-MESSAGES: :[[@LINE-1]]:33: warning: converting integer literal to bool
// CHECK-FIXES: {{^}}bool ExplicitStaticIntToFalse = false;{{$}}
#define TRUE_MACRO 1
// CHECK-FIXES: {{^}}#define TRUE_MACRO 1{{$}}
bool MacroIntToTrue = TRUE_MACRO;
// CHECK-FIXES: {{^}}bool MacroIntToTrue = TRUE_MACRO;{{$}}
#define FALSE_MACRO bool(0)
// CHECK-FIXES: {{^}}#define FALSE_MACRO bool(0){{$}}
bool TrueBool = true; // OK
bool FalseBool = bool(FALSE_MACRO);
// CHECK-FIXES: {{^}}bool FalseBool = bool(FALSE_MACRO);{{$}}
void boolFunction(bool bar) {
}
char Character = 0; // OK
unsigned long long LongInteger = 1; // OK
#define MACRO_DEPENDENT_CAST(x) static_cast<bool>(x)
// CHECK-FIXES: {{^}}#define MACRO_DEPENDENT_CAST(x) static_cast<bool>(x){{$}}
bool MacroDependentBool = MACRO_DEPENDENT_CAST(0);
// CHECK-FIXES: {{^}}bool MacroDependentBool = MACRO_DEPENDENT_CAST(0);{{$}}
bool ManyMacrosDependent = MACRO_DEPENDENT_CAST(FALSE_MACRO);
// CHECK-FIXES: {{^}}bool ManyMacrosDependent = MACRO_DEPENDENT_CAST(FALSE_MACRO);{{$}}
class FooClass {
public:
FooClass() : JustBool(0) {}
// CHECK-MESSAGES: :[[@LINE-1]]:25: warning: converting integer literal to bool
// CHECK-FIXES: {{^ *}}FooClass() : JustBool(false) {}{{$}}
FooClass(int) : JustBool{0} {}
// CHECK-MESSAGES: :[[@LINE-1]]:28: warning: converting integer literal to bool
// CHECK-FIXES: {{^ *}}FooClass(int) : JustBool{false} {}{{$}}
private:
bool JustBool;
bool BoolWithBraces{0};
// CHECK-MESSAGES: :[[@LINE-1]]:23: warning: converting integer literal to bool
// CHECK-FIXES: {{^ *}}bool BoolWithBraces{false};{{$}}
bool BoolFromInt = 0;
// CHECK-MESSAGES: :[[@LINE-1]]:22: warning: converting integer literal to bool
// CHECK-FIXES: {{^ *}}bool BoolFromInt = false;{{$}}
bool SimpleBool = true; // OK
};
template<typename type>
void templateFunction(type) {
type TemplateType = 0;
// CHECK-FIXES: {{^ *}}type TemplateType = 0;{{$}}
}
template<int c>
void valueDependentTemplateFunction() {
bool Boolean = c;
// CHECK-FIXES: {{^ *}}bool Boolean = c;{{$}}
}
template<typename type>
void anotherTemplateFunction(type) {
bool JustBool = 0;
// CHECK-MESSAGES: :[[@LINE-1]]:19: warning: converting integer literal to bool
// CHECK-FIXES: {{^ *}}bool JustBool = false;{{$}}
}
int main() {
boolFunction(1);
// CHECK-MESSAGES: :[[@LINE-1]]:16: warning: converting integer literal to bool
// CHECK-FIXES: {{^ *}}boolFunction(true);{{$}}
boolFunction(false);
templateFunction(0);
templateFunction(false);
valueDependentTemplateFunction<1>();
anotherTemplateFunction(1);
IntToTrue = 1;
// CHECK-MESSAGES: :[[@LINE-1]]:15: warning: converting integer literal to bool
// CHECK-FIXES: {{^ *}}IntToTrue = true;{{$}}
}
static int Value = 1;
bool Function1() {
bool Result = Value == 1 ? 1 : 0;
// CHECK-MESSAGES: :[[@LINE-1]]:30: warning: converting integer literal to bool
// CHECK-MESSAGES: :[[@LINE-2]]:34: warning: converting integer literal to bool
// CHECK-FIXES: {{^ *}}bool Result = Value == 1 ? true : false;{{$}}
return Result;
}
bool Function2() {
return Value == 1 ? 1 : 0;
// CHECK-MESSAGES: :[[@LINE-1]]:23: warning: converting integer literal to bool
// CHECK-MESSAGES: :[[@LINE-2]]:27: warning: converting integer literal to bool
// CHECK-FIXES: {{^ *}}return Value == 1 ? true : false;{{$}}
}
void foo() {
bool Result;
Result = Value == 1 ? true : 0;
// CHECK-MESSAGES: :[[@LINE-1]]:32: warning: converting integer literal to bool
// CHECK-FIXES: {{^ *}}Result = Value == 1 ? true : false;{{$}}
Result = Value == 1 ? false : bool(0);
// CHECK-MESSAGES: :[[@LINE-1]]:33: warning: converting integer literal to bool
// CHECK-FIXES: {{^ *}}Result = Value == 1 ? false : false;{{$}}
Result = Value == 1 ? (bool)0 : false;
// CHECK-MESSAGES: :[[@LINE-1]]:25: warning: converting integer literal to bool
// CHECK-FIXES: {{^ *}}Result = Value == 1 ? false : false;{{$}}
}
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