/**
* @license Apache-2.0
*
* Copyright (c) 2024 The Stdlib Authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
*    http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/

#include "stdlib/number/float32/base/assert/is_same_value.h"
#include <stdbool.h>

/**
* Tests whether two single-precision floating-point numbers are the same value.
*
* @param a    first single-precision floating-point number
* @param b    second single-precision floating-point number
* @return     boolean indicating if both numbers are the same value
*
* @example
* #include <stdbool.h>
*
* bool v = stdlib_base_float32_is_same_value( 5.0f, 5.0f );
* // returns true
*
* v = stdlib_base_float32_is_same_value( 5.0f, -5.0f );
* // returns false
*
* v = stdlib_base_float32_is_same_value( -0.0f, 0.0f );
* // returns false
*/
bool stdlib_base_float32_is_same_value( const float a, const float b ) {
	if ( a == b ) {
		if ( a == 0.0f ) {
			return 1.0f / a == 1.0f / b; // handles +-0
		}
		return true;
	}
	return ( a != a && b != b ); // handles NaNs
}