Also, the reason it just does not assign the same const string to the different constants is because the two consts should be the same pointer, and doing it explicitly seemed like a good way to make that intent clear and guarantee that would happen.
On Jul 26, 2017 07:35, "Riccardo Mottola" <riccardo.mott...@libero.it> wrote: > Hi, > > while compiling GUI, I get these errors abount string constants. > > Compiling file externs.m ... > externs.m:270:1: error: initializer element is not constant > NSString *const NSStringPboardType = NSPasteboardTypeString; > ^ > externs.m:273:1: error: initializer element is not constant > NSString *const NSColorPboardType = NSPasteboardTypeColor; > ^ > externs.m:276:1: error: initializer element is not constant > NSString *const NSFontPboardType = NSPasteboardTypeFont; > ^ > externs.m:279:1: error: initializer element is not constant > NSString *const NSRulerPboardType = NSPasteboardTypeRuler; > ^ > externs.m:282:1: error: initializer element is not constant > NSString *const NSTabularTextPboardType = NSPasteboardTypeTabularText; > > <...> > > > What is the issue? I see the definition here: > Headers/AppKit/NSPasteboard.h:APPKIT_EXPORT NSString *const > NSPasteboardTypeString; > Source/externs.m:NSString *const NSPasteboardTypeString = > @"NSStringPboardType"; > > and it is declared as *const. > > NSString *const is not "constant" to initialize a definition (I tried > "const NSString *const" too but it doesn't work: constant string to a > constant pointer) > > The only working way I found is not to use the previous string delcaration > in the next one, e.g.: > > NSString *const NSPasteboardTypeString = @"NSStringPboardType"; > NSString *const NSStringPboardType = @"NSStringPboardType"; > > instead of > NSString *const NSStringPboardType = NSPasteboardTypeString; > > thins fixes my compilation issue, but I am hesitating to commit this since > it looks "stupid" to me > > What is GCC doing here or what I am overlooking? > > Riccardo > > > _______________________________________________ > Gnustep-dev mailing list > Gnustep-dev@gnu.org > https://lists.gnu.org/mailman/listinfo/gnustep-dev >
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