[Bug c++/95222] [10/11 Regression] GCC 10.1 x86 issue with function pointers with calling convention attribute and template specialization

["ro at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95222

Rainer Orth <ro at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |ro at gcc dot gnu.org
             Status|RESOLVED                    |REOPENED
         Resolution|FIXED                       |---

--- Comment #6 from Rainer Orth <ro at gcc dot gnu.org> ---
The new testcase FAILs on 32-bit Solaris/x86:

+FAIL: g++.dg/ext/tmplattr10.C  -std=c++98 (test for excess errors)

Excess errors:
/vol/gcc/src/hg/master/local/gcc/testsuite/g++.dg/ext/tmplattr10.C:15:31:
error: variadic templates only available with '-std=c++11' or '-std=gnu++11'
/vol/gcc/src/hg/master/local/gcc/testsuite/g++.dg/ext/tmplattr10.C:16:28:
error: variadic templates only available with '-std=c++11' or '-std=gnu++11'
/vol/gcc/src/hg/master/local/gcc/testsuite/g++.dg/ext/tmplattr10.C:18:11:
error: expected nested-name-specifier before 'type'
/vol/gcc/src/hg/master/local/gcc/testsuite/g++.dg/ext/tmplattr10.C:21:31:
error: variadic templates only available with '-std=c++11' or '-std=gnu++11'
/vol/gcc/src/hg/master/local/gcc/testsuite/g++.dg/ext/tmplattr10.C:22:39:
error: variadic templates only available with '-std=c++11' or '-std=gnu++11'
/vol/gcc/src/hg/master/local/gcc/testsuite/g++.dg/ext/tmplattr10.C:24:11:
error: expected nested-name-specifier before 'type'
/vol/gcc/src/hg/master/local/gcc/testsuite/g++.dg/ext/tmplattr10.C:27:31:
error: variadic templates only available with '-std=c++11' or '-std=gnu++11'
/vol/gcc/src/hg/master/local/gcc/testsuite/g++.dg/ext/tmplattr10.C:28:38:
error: variadic templates only available with '-std=c++11' or '-std=gnu++11'
/vol/gcc/src/hg/master/local/gcc/testsuite/g++.dg/ext/tmplattr10.C:30:11:
error: expected nested-name-specifier before 'type'
/vol/gcc/src/hg/master/local/gcc/testsuite/g++.dg/ext/tmplattr10.C:34:6: error:
ISO C++ forbids declaration of 'wrap' with no type [-fpermissive]
/vol/gcc/src/hg/master/local/gcc/testsuite/g++.dg/ext/tmplattr10.C:34:1: error:
top-level declaration of 'wrap' specifies 'auto'
/vol/gcc/src/hg/master/local/gcc/testsuite/g++.dg/ext/tmplattr10.C:34:51:
error: trailing return type only available with '-std=c++11' or '-std=gnu++11'
/vol/gcc/src/hg/master/local/gcc/testsuite/g++.dg/ext/tmplattr10.C:51:12:
error: 'wrap' was not declared in this scope