From 039f9e35a67df1b09fafecebf28c37eb379ee41f Mon Sep 17 00:00:00 2001 From: Jakub Jelinek Date: Mon, 16 Oct 2006 11:51:14 +0200 Subject: [PATCH] basic_string.tcc (_Rep::_S_create): Call _M_set_sharable() for backwards compatibility. * include/bits/basic_string.tcc (_Rep::_S_create): Call _M_set_sharable() for backwards compatibility. From-SVN: r117777 --- libstdc++-v3/ChangeLog | 5 +++++ libstdc++-v3/include/bits/basic_string.tcc | 8 ++++++++ 2 files changed, 13 insertions(+) diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog index 0fa59dd3deb..0aed5e0f8a7 100644 --- a/libstdc++-v3/ChangeLog +++ b/libstdc++-v3/ChangeLog @@ -1,3 +1,8 @@ +2006-10-16 Jakub Jelinek + + * include/bits/basic_string.tcc (_Rep::_S_create): Call + _M_set_sharable() for backwards compatibility. + 2006-10-15 Paolo Carlini * include/bits/istream.tcc (getline(basic_istream<>&, diff --git a/libstdc++-v3/include/bits/basic_string.tcc b/libstdc++-v3/include/bits/basic_string.tcc index 4cf5f29ad36..fadf9b34ea1 100644 --- a/libstdc++-v3/include/bits/basic_string.tcc +++ b/libstdc++-v3/include/bits/basic_string.tcc @@ -588,6 +588,14 @@ _GLIBCXX_BEGIN_NAMESPACE(std) void* __place = _Raw_bytes_alloc(__alloc).allocate(__size); _Rep *__p = new (__place) _Rep; __p->_M_capacity = __capacity; + // ABI compatibility - 3.4.x set in _S_create both + // _M_refcount and _M_length. All callers of _S_create + // in basic_string.tcc then set just _M_length. + // In 4.0.x and later both _M_refcount and _M_length + // are initialized in the callers, unfortunately we can + // have 3.4.x compiled code with _S_create callers inlined + // calling 4.0.x+ _S_create. + __p->_M_set_sharable(); return __p; } -- 2.30.2