Remove all #pragma clang diagnostic ignored "-Wgnu"

AFNetworking/AFHTTPSessionManager.m

@@ -186,12 +186,9 @@
     NSMutableURLRequest *request = [self.requestSerializer multipartFormRequestWithMethod:@"POST" URLString:[[NSURL URLWithString:URLString relativeToURL:self.baseURL] absoluteString] parameters:parameters constructingBodyWithBlock:block error:&serializationError];
     if (serializationError) {
         if (failure) {
-#pragma clang diagnostic push
-#pragma clang diagnostic ignored "-Wgnu"
             dispatch_async(self.completionQueue ?: dispatch_get_main_queue(), ^{
                 failure(nil, serializationError);
             });
-#pragma clang diagnostic pop
         }
 
         return nil;
@@ -262,12 +259,9 @@
     NSMutableURLRequest *request = [self.requestSerializer requestWithMethod:method URLString:[[NSURL URLWithString:URLString relativeToURL:self.baseURL] absoluteString] parameters:parameters error:&serializationError];
     if (serializationError) {
         if (failure) {
-#pragma clang diagnostic push
-#pragma clang diagnostic ignored "-Wgnu"
             dispatch_async(self.completionQueue ?: dispatch_get_main_queue(), ^{
                 failure(nil, serializationError);
             });
-#pragma clang diagnostic pop
         }
 
         return nil;

AFNetworking/AFURLRequestSerialization.m

@@ -60,10 +60,7 @@ NSString * AFPercentEscapedStringFromString(NSString *string) {
     NSMutableString *escaped = @"".mutableCopy;
 
     while (index < string.length) {
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wgnu"
         NSUInteger length = MIN(string.length - index, batchSize);
-#pragma GCC diagnostic pop
         NSRange range = NSMakeRange(index, length);
 
         // To avoid breaking up character sequences such as 👴🏻👮🏽
@@ -219,8 +216,6 @@ static void *AFHTTPRequestSerializerObserverContext = &AFHTTPRequestSerializerOb
     [self setValue:[acceptLanguagesComponents componentsJoinedByString:@", "] forHTTPHeaderField:@"Accept-Language"];
 
     NSString *userAgent = nil;
-#pragma clang diagnostic push
-#pragma clang diagnostic ignored "-Wgnu"
 #if TARGET_OS_IOS
     // User-Agent Header; see http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html#sec14.43
     userAgent = [NSString stringWithFormat:@"%@/%@ (%@; iOS %@; Scale/%0.2f)", [[NSBundle mainBundle] infoDictionary][(__bridge NSString *)kCFBundleExecutableKey] ?: [[NSBundle mainBundle] infoDictionary][(__bridge NSString *)kCFBundleIdentifierKey], [[NSBundle mainBundle] infoDictionary][@"CFBundleShortVersionString"] ?: [[NSBundle mainBundle] infoDictionary][(__bridge NSString *)kCFBundleVersionKey], [[UIDevice currentDevice] model], [[UIDevice currentDevice] systemVersion], [[UIScreen mainScreen] scale]];
@@ -230,7 +225,6 @@ static void *AFHTTPRequestSerializerObserverContext = &AFHTTPRequestSerializerOb
 #elif defined(__MAC_OS_X_VERSION_MIN_REQUIRED)
     userAgent = [NSString stringWithFormat:@"%@/%@ (Mac OS X %@)", [[NSBundle mainBundle] infoDictionary][(__bridge NSString *)kCFBundleExecutableKey] ?: [[NSBundle mainBundle] infoDictionary][(__bridge NSString *)kCFBundleIdentifierKey], [[NSBundle mainBundle] infoDictionary][@"CFBundleShortVersionString"] ?: [[NSBundle mainBundle] infoDictionary][(__bridge NSString *)kCFBundleVersionKey], [[NSProcessInfo processInfo] operatingSystemVersionString]];
 #endif
-#pragma clang diagnostic pop
     if (userAgent) {
         if (![userAgent canBeConvertedToEncoding:NSASCIIStringEncoding]) {
             NSMutableString *mutableUserAgent = [userAgent mutableCopy];
@@ -888,8 +882,6 @@ NSTimeInterval const kAFUploadStream3GSuggestedDelay = 0.2;
 
     NSInteger totalNumberOfBytesRead = 0;
 
-#pragma clang diagnostic push
-#pragma clang diagnostic ignored "-Wgnu"
     while ((NSUInteger)totalNumberOfBytesRead < MIN(length, self.numberOfBytesInPacket)) {
         if (!self.currentHTTPBodyPart || ![self.currentHTTPBodyPart hasBytesAvailable]) {
             if (!(self.currentHTTPBodyPart = [self.HTTPBodyPartEnumerator nextObject])) {
@@ -910,7 +902,6 @@ NSTimeInterval const kAFUploadStream3GSuggestedDelay = 0.2;
             }
         }
     }
-#pragma clang diagnostic pop
 
     return totalNumberOfBytesRead;
 }
@@ -1151,11 +1142,8 @@ typedef enum {
            intoBuffer:(uint8_t *)buffer
             maxLength:(NSUInteger)length
 {
-#pragma clang diagnostic push
-#pragma clang diagnostic ignored "-Wgnu"
     NSRange range = NSMakeRange((NSUInteger)_phaseReadOffset, MIN([data length] - ((NSUInteger)_phaseReadOffset), length));
     [data getBytes:buffer range:range];
-#pragma clang diagnostic pop
 
     _phaseReadOffset += range.length;
 

AFNetworking/AFURLSessionManager.m

@@ -251,8 +251,6 @@ typedef void (^AFURLSessionTaskCompletionHandler)(NSURLResponse *response, id re
               task:(NSURLSessionTask *)task
 didCompleteWithError:(NSError *)error
 {
-#pragma clang diagnostic push
-#pragma clang diagnostic ignored "-Wgnu"
     __strong AFURLSessionManager *manager = self.manager;
 
     __block id responseObject = nil;
@@ -314,7 +312,6 @@ didCompleteWithError:(NSError *)error
             });
         });
     }
-#pragma clang diagnostic pop
 }
 
 #pragma mark - NSURLSessionDataTaskDelegate

UIKit+AFNetworking/AFNetworkActivityIndicatorManager.m

@@ -147,10 +147,7 @@ typedef void (^AFNetworkActivityActionBlock)(BOOL networkActivityIndicatorVisibl
 - (void)decrementActivityCount {
     [self willChangeValueForKey:@"activityCount"];
 	@synchronized(self) {
-#pragma clang diagnostic push
-#pragma clang diagnostic ignored "-Wgnu"
 		_activityCount = MAX(_activityCount - 1, 0);
-#pragma clang diagnostic pop
 	}
     [self didChangeValueForKey:@"activityCount"];
 

UIKit+AFNetworking/UIButton+AFNetworking.m

@@ -103,10 +103,7 @@ static const char * af_backgroundImageDownloadReceiptKeyForState(UIControlState
 
 + (AFImageDownloader *)sharedImageDownloader {
 
-#pragma clang diagnostic push
-#pragma clang diagnostic ignored "-Wgnu"
     return objc_getAssociatedObject(self, @selector(sharedImageDownloader)) ?: [AFImageDownloader defaultInstance];
-#pragma clang diagnostic pop
 }
 
 + (void)setSharedImageDownloader:(AFImageDownloader *)imageDownloader {

UIKit+AFNetworking/UIImageView+AFNetworking.m

@@ -48,11 +48,7 @@
 @implementation UIImageView (AFNetworking)
 
 + (AFImageDownloader *)sharedImageDownloader {
-
-#pragma clang diagnostic push
-#pragma clang diagnostic ignored "-Wgnu"
     return objc_getAssociatedObject(self, @selector(sharedImageDownloader)) ?: [AFImageDownloader defaultInstance];
-#pragma clang diagnostic pop
 }
 
 + (void)setSharedImageDownloader:(AFImageDownloader *)imageDownloader {

UIKit+AFNetworking/UIWebView+AFNetworking.m

@@ -58,10 +58,7 @@
         _af_defaultHTTPSessionManager.responseSerializer = [AFHTTPResponseSerializer serializer];
     });
 
-#pragma clang diagnostic push
-#pragma clang diagnostic ignored "-Wgnu"
     return objc_getAssociatedObject(self, @selector(sessionManager)) ?: _af_defaultHTTPSessionManager;
-#pragma clang diagnostic pop
 }
 
 - (void)setSessionManager:(AFHTTPSessionManager *)sessionManager {
@@ -75,10 +72,7 @@
         _af_defaultResponseSerializer = [AFHTTPResponseSerializer serializer];
     });
 
-#pragma clang diagnostic push
-#pragma clang diagnostic ignored "-Wgnu"
     return objc_getAssociatedObject(self, @selector(responseSerializer)) ?: _af_defaultResponseSerializer;
-#pragma clang diagnostic pop
 }
 
 - (void)setResponseSerializer:(AFHTTPResponseSerializer<AFURLResponseSerialization> *)responseSerializer {