[Bug target/63651] New: Lot of failures in obj(c|-c++) with yosemite

[dominiq at lps dot ens.fr]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63651

            Bug ID: 63651
           Summary: Lot of failures in obj(c|-c++) with yosemite
           Product: gcc
           Version: 4.9.2
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: target
          Assignee: unassigned at gcc dot gnu.org
          Reporter: dominiq at lps dot ens.fr
                CC: howarth at bromo dot med.uc.edu, iains at gcc dot gnu.org
              Host: x86_64-apple-darwin14
            Target: x86_64-apple-darwin14
             Build: x86_64-apple-darwin14

I get a lot of failures in obj(c|-c++) with yosemite (4.9.2 and 5.0, see
https://gcc.gnu.org/ml/gcc-testresults/2014-10/msg02799.html). AFAICT they are
of the kind

FAIL: objc.dg/headers.m -fnext-runtime (test for excess errors)
Excess errors:
/usr/include/objc/NSObject.h:22:4: error: unknown type name 'instancetype'
/usr/include/objc/NSObject.h:36:4: error: unknown type name 'instancetype'
/usr/include/objc/NSObject.h:38:4: error: unknown type name 'instancetype'
/usr/include/objc/NSObject.h:60:4: error: unknown type name 'instancetype'
/usr/include/objc/NSObject.h:62:4: error: unknown type name 'instancetype'
/usr/include/objc/NSObject.h:63:4: error: unknown type name 'instancetype'
/usr/include/objc/NSObject.h:64:4: error: unknown type name 'instancetype'
/System/Library/Frameworks/Foundation.framework/Headers/NSString.h:187:110:
error: expected ')' before '^' token
/System/Library/Frameworks/Foundation.framework/Headers/NSString.h:187:112:
error: expected ')' before '(' token
/System/Library/Frameworks/Foundation.framework/Headers/NSString.h:188:41:
error: expected ')' before '^' token
/System/Library/Frameworks/Foundation.framework/Headers/NSString.h:188:43:
error: expected ')' before '(' token