Merge pull request #3091 from etcwilde/ewilde/re-enable-string-optimizations

Re-enable string Optimizations

Author: etcwilde

CoreFoundation/String.subproj/CFAttributedString.c

@@ -23,11 +23,6 @@
 @end
 #endif
 
-#if defined(__linux__)
-// SR-15302: clang mis-optimizes `CFAttributedStringGetAttributesAndLongestEffectiveRange`
-#pragma clang optimize off
-#endif
-
 struct __CFAttributedString {
     CFRuntimeBase base;
     CFStringRef string;