Add the option -objc-meta-data to llvm-objdump used with -macho to

print the Objective-C runtime meta data for Mach-O files.

There are three types of Objective-C runtime meta data, Objc2 64-bit,
Objc2 32-bit and Objc1 32-bit.  This prints the first of these types. The
changes to print the others will follow next.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@233840 91177308-0d34-0410-b5e6-96231b3b80d8

tools/llvm-objdump/llvm-objdump.cpp

@@ -896,6 +896,7 @@ int main(int argc, char **argv) {
       && !(InfoPlist && MachOOpt)
       && !(DylibsUsed && MachOOpt)
       && !(DylibId && MachOOpt)
+      && !(ObjcMetaData && MachOOpt)
       && !(DumpSections.size() != 0 && MachOOpt)) {
     cl::PrintHelpMessage();
     return 2;