https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77264

--- Comment #7 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Author: redi
Date: Wed Aug 17 13:38:52 2016
New Revision: 239532

URL: https://gcc.gnu.org/viewcvs?rev=239532&root=gcc&view=rev
Log:
PR 77264 constrain new std::basic_string overloads

        PR libstdc++/77264
        * include/bits/basic_string.h (operator=(__sv_type)
        (append(__sv_type), assign(__sv_type), insert(size_type, __sv_type))
        (replace(size_type, size_type, __sv_type))
        (replace(const_iterator, const_iterator, __sv_type))
        (find(__sv_type, size_type), rfind(__sv_type, size_type))
        (compare(size_type, size_type, __sv_type)): Reformat.
        (_If_sv): Define helper for SFINAE constaints.
        (append(const _Tp&, size_type, size_type))
        (assign(const _Tp&, size_type, size_type))
        (insert(size_type, const _Tp&, size_type, size_type))
        (replace(size_type, size_type, const _Tp&, size_type, size_type)):
        Use _If_sv.
        * testsuite/21_strings/basic_string/modifiers/append/char/4.cc: Test
        SFINAE constraints.
        * testsuite/21_strings/basic_string/modifiers/append/wchar_t/4.cc:
        Likewise.
        * testsuite/21_strings/basic_string/modifiers/replace/char/7.cc:
        Likewise.
        * testsuite/21_strings/basic_string/modifiers/replace/wchar_t/7.cc:
        Likewise.
        * testsuite/21_strings/basic_string/modifiers/assign/char/4.cc:
        Likewise.
        * testsuite/21_strings/basic_string/modifiers/assign/wchar_t/4.cc:
        Likewise.
        * testsuite/21_strings/basic_string/modifiers/insert/char/3.cc:
        Likewise.
        * testsuite/21_strings/basic_string/modifiers/insert/wchar_t/3.cc:
        Likewise.
        * testsuite/21_strings/basic_string/modifiers/replace/char/7.cc:
        Likewise.
        * testsuite/21_strings/basic_string/operations/compare/char/2.cc:
        Likewise.
        * testsuite/21_strings/basic_string/operations/compare/wchar_t/2.cc:
        Likewise.

Modified:
    trunk/libstdc++-v3/ChangeLog
    trunk/libstdc++-v3/include/bits/basic_string.h
   
trunk/libstdc++-v3/testsuite/21_strings/basic_string/modifiers/append/char/4.cc
   
trunk/libstdc++-v3/testsuite/21_strings/basic_string/modifiers/append/wchar_t/4.cc
   
trunk/libstdc++-v3/testsuite/21_strings/basic_string/modifiers/assign/char/4.cc
   
trunk/libstdc++-v3/testsuite/21_strings/basic_string/modifiers/assign/wchar_t/4.cc
   
trunk/libstdc++-v3/testsuite/21_strings/basic_string/modifiers/insert/char/3.cc
   
trunk/libstdc++-v3/testsuite/21_strings/basic_string/modifiers/insert/wchar_t/3.cc
   
trunk/libstdc++-v3/testsuite/21_strings/basic_string/modifiers/replace/char/7.cc
   
trunk/libstdc++-v3/testsuite/21_strings/basic_string/modifiers/replace/wchar_t/7.cc
   
trunk/libstdc++-v3/testsuite/21_strings/basic_string/operations/compare/char/2.cc
   
trunk/libstdc++-v3/testsuite/21_strings/basic_string/operations/compare/wchar_t/2.cc

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