c++/176: Re: C++ automatic template instantiation?

["Martin v. Loewis" <martin at loewis dot home dot cs dot tu-berlin dot de>]

>Number:         176
>Category:       c++
>Synopsis:       -frepo not working
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    unassigned
>State:          analyzed
>Class:          wrong-code
>Submitter-Id:   net
>Arrival-Date:   Thu Apr 20 00:06:00 PDT 2000
>Closed-Date:
>Last-Modified:
>Originator:     Tudor Hulubei <tudor.hulubei@ecora.com>
>Release:        2.95.2
>Organization:
ecora.com
>Environment:
>Description:
 Original-Message-ID: <14590.8851.229295.681640@data.ecora.com>
 Date: Wed, 19 Apr 2000 17:18:11 -0400 (EDT)

 Here is one.  Please notice that subsequent invocations of "c++ t.o"
 generate different error messages.

 Tudor

 RedHat Linux 6.2,
 Reading specs from /home/tudor/opt/lib/gcc-lib/i686-pc-linux-gnu/2.95.2/specs
 gcc version 2.95.2 19991024 (release)

 stack.cc:

 #include <stack>
 int main() { stack<int> x; }

 [tudor@data]:~ $ c++ -frepo -c t.cc
 [tudor@data]:~ $ c++ t.o

 collect: recompiling t.cc
 collect: relinking
 t.o: In function `deque<int, allocator<int>, 0>::~deque(void)':
 t.o(.text+0x51): undefined reference to `_Deque_base<int, allocator<int>, 0>::~_Deque_base(void)'
 t.o: In function `_Deque_base<int, allocator<int>, 0>::_Deque_base(allocator<int> const &, unsigned int)':
 t.o(.text+0xa7): undefined reference to `_Deque_base<int, allocator<int>, 0>::_M_initialize_map(unsigned int)'
 t.o: In function `deque<int, allocator<int>, 0>::deque(allocator<int> const &)':
 t.o(.text+0xf7): undefined reference to `_Deque_base<int, allocator<int>, 0>::~_Deque_base(void)'
 collect2: ld returned 1 exit status

 [tudor@data]:~ $ c++ t.o

 collect: recompiling t.cc
 collect: relinking
 t.o: In function `_Deque_base<int, allocator<int>, 0>::~_Deque_base(void)':
 t.o(.text+0x83): undefined reference to `_Deque_base<int, allocator<int>, 0>::_M_destroy_nodes(int **, int **)'
 t.o: In function `_Deque_base<int, allocator<int>, 0>::_M_initialize_map(unsigned int)':
 t.o(.text+0x169): undefined reference to `_Deque_base<int, allocator<int>, 0>::_M_create_nodes(int **, int **)'
 collect2: ld returned 1 exit status

 [tudor@data]:~ $ c++ t.o

 collect: recompiling t.cc
 collect: relinking
 t.o: In function `deque<int, allocator<int>, 0>::~deque(void)':
 t.o(.gnu.linkonce.t._._t5deque3ZiZt9allocator1ZiUi0+0x51): undefined reference to `_Deque_base<int, allocator<int>, 0>::~_Deque_base(void)'
 t.o: In function `deque<int, allocator<int>, 0>::deque(allocator<int> const &)':
 t.o(.deque<int, allocator<int>, 0>::gnu.linkonce.t.(allocator<int> const &)+0x37): undefined reference to `_Deque_base<int, allocator<int>, 0>::~_Deque_base(void)'
 t.o: In function `_Deque_base<int, allocator<int>, 0>::_Deque_base(allocator<int> const &, unsigned int)':
 t.o(._Deque_base<int, allocator<int>, 0>::gnu.linkonce.t.(allocator<int> const &, unsigned int)+0x43): undefined reference to `_Deque_base<int, allocator<int>, 0>::_M_initialize_map(unsigned int)'
 collect2: ld returned 1 exit status

 [tudor@data]:~ $ c++ t.o

 collect: recompiling t.cc
 collect: relinking
 t.o: In function `_Deque_base<int, allocator<int>, 0>::~_Deque_base(void)':
 t.o(.text+0x19b): undefined reference to `_Deque_base<int, allocator<int>, 0>::_M_destroy_nodes(int **, int **)'
 t.o: In function `_Deque_base<int, allocator<int>, 0>::_M_initialize_map(unsigned int)':
 t.o(.text+0x285): undefined reference to `_Deque_base<int, allocator<int>, 0>::_M_create_nodes(int **, int **)'
 collect2: ld returned 1 exit status

 [tudor@data]:~ $

>How-To-Repeat:
>Fix:
>Release-Note:
>Audit-Trail:
>Unformatted: