fix: revert previous chnages

Author: Neerajpathak07

lib/node_modules/@stdlib/math/base/special/atan2f/lib/main.js

@@ -122,15 +122,17 @@ function atan2f( y, x ) {
 			return copysignf( 0.0, y );
 		}
 	}
+	// Case: -x = y = +infinity
+	if ( x === NINF && y === PINF ) {
+		return 3.0 * PI04F; // 3π/4
+	}
+	// Case: x = y = -infinity
+	if ( x === NINF && y === NINF ) {
+		return -3.0 * PI04F; // -3π/4
+	}
 	// Case: x is -Infinity
-	if ( x === NINF ) {
-		if ( y === PINF ) {
-			return 3.0 * PI04F; // 3π/4
-		}
-		if ( y === NINF ) {
-			return -3.0 * PI04F; // -3π/4
-		}
-		return copysignf( PI, y );
+	if ( isinfinitef( y ) ) {
+		return copysignf( 3.0*PI04F, y );
 	}
 	if ( isinfinitef( y ) ) {
 		return copysignf( PI02F, y );

lib/node_modules/@stdlib/math/base/special/atan2f/src/main.c

@@ -95,16 +95,11 @@ float stdlib_base_atan2f( const float y, const float x ) {
 			}
 			return stdlib_base_copysignf( 0.0f, y );
 		}
-		// Case: x is -Infinity
-		if ( x == STDLIB_CONSTANT_FLOAT32_NINF ) {
-			if ( y == STDLIB_CONSTANT_FLOAT32_PINF ) {
-				return 3.0f * STDLIB_CONSTANT_FLOAT32_FOURTH_PI; // 3π/4
-			}
-			if ( y == STDLIB_CONSTANT_FLOAT32_NINF ) {
-				return -3.0f * STDLIB_CONSTANT_FLOAT32_FOURTH_PI; // -3π/4
-			}
-			return stdlib_base_copysignf( STDLIB_CONSTANT_FLOAT32_PI, y );
+		// case x is -Infinity
+		if ( stdlib_base_is_infinitef( y ) ) {
+			return stdlib_base_copysignf( 3.0f * STDLIB_CONSTANT_FLOAT32_FOURTH_PI, y );
 		}
+		return stdlib_base_copysignf( STDLIB_CONSTANT_FLOAT32_PI, y );
 	}
 	if ( stdlib_base_is_infinitef( y ) ) {
 		return stdlib_base_copysignf( STDLIB_CONSTANT_FLOAT32_HALF_PI, y );