Xcode Snippets. Drag and drop into Xcode to use.

ignore-warnings.codesnippet

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
	<key>IDECodeSnippetCompletionScopes</key>
	<array>
		<string>All</string>
	</array>
	<key>IDECodeSnippetContents</key>
	<string>#pragma clang diagnostic push
#pragma clang diagnostic ignored "&lt;#warning#&gt;"
&lt;#code#&gt;
#pragma clang diagnostic pop
</string>
	<key>IDECodeSnippetIdentifier</key>
	<string>A90ABB84-CFD4-4BB9-97D3-5702487CDF64</string>
	<key>IDECodeSnippetLanguage</key>
	<string>Xcode.SourceCodeLanguage.Objective-C</string>
	<key>IDECodeSnippetTitle</key>
	<string>Ignore Clang Warning</string>
	<key>IDECodeSnippetUserSnippet</key>
	<true/>
	<key>IDECodeSnippetVersion</key>
	<integer>0</integer>
</dict>
</plist>