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Re: Bug: missing endl


llewelly@edevnull.com writes:
 > Geoffrey Furnish <furnish@actel.com> writes:
 >
 > > The following looks like a bug to me, discovered in 20000821 snapshot:
 > >
 > > valinux[69] cat y.cc
 > > #include <iostream>
 > >
 > > namespace A {
 > >
 > >     template<class B>
 > >     class XYZ {
 > >       public:
 > >         void compute();
 > >     };
 > >
 > >     template<class B>
 > >     void XYZ<B>::compute()
 > >     {
 > >         using namespace std;      <---------------+
 > > 						       |
 > >         cout << "Testing." << endl;	       |
 > 						       |
 > cout and endl have been moved into std::.	       |
 > 						       |
 > Try:						       |
 >           std::cout << "Testing." << std::endl;     |
 > 						       |
 > or add appropriate using declarations.	       |
						       |
Please read the code again more carefully.  -----------+

 > >     }
 > >
 > > }
 > >
 > > namespace A {
 > >     template class XYZ<int>;
 > > }
 > > valinux[70] c++ -v -c y.cc
 > > Reading specs from /va1/furnish/gcc/lib/gcc-lib/i686-pc-linux/2.96/specs
 > > gcc version 2.96 20000821 (experimental)
 > >  /va1/furnish/gcc/lib/gcc-lib/i686-pc-linux/2.96/cpp0 -lang-c++ -D__GNUG__=2 -v -D__GNUC__=2 -D__GNUC_MINOR__=96 -D__GNUC_PATCHLEVEL__=0 -D__ELF__ -Dunix -Dlinux -D__ELF__ -D__unix__ -D__linux__ -D__unix -D__linux -Asystem(posix) -Acpu(i386) -Amachine(i386) -Di386 -D__i386 -D__i386__ -D__tune_pentiumpro__ y.cc /tmp/ccaxMWTc.ii
 > > GNU CPP version 2.96 20000821 (experimental) (cpplib)
 > >  (i386 Linux/ELF)
 > > ignoring nonexistent directory "/usr/local/include"
 > > #include "..." search starts here:
 > > #include <...> search starts here:
 > >  /va1/furnish/gcc/include/g++-v3
 > >  /va1/furnish/gcc/lib/gcc-lib/i686-pc-linux/2.96/include
 > >  /va1/furnish/gcc/i686-pc-linux/include
 > >  /usr/include
 > > End of search list.
 > >  /va1/furnish/gcc/lib/gcc-lib/i686-pc-linux/2.96/cc1plus /tmp/ccaxMWTc.ii -quiet -dumpbase y.cc -version -o /tmp/cc98EJPi.s
 > > GNU C++ version 2.96 20000821 (experimental) (i686-pc-linux) compiled by GNU C version 2.96 20000821 (experimental).
 > > y.cc: In method `void A::XYZ<B>::compute () [with B = int]':
 > > y.cc:22:   instantiated from here
 > > y.cc:16: `endl' undeclared (first use this function)
 > > y.cc:16: (Each undeclared identifier is reported only once for each function it
 > > appears in.)
 > > valinux[71]
 > >
 > > I don't know if it matters, but this snapshot was configured with
 > > --enable-libstdcxx-v3 --enable-shared.
 >
 > It does matter. --enable-libstdcxx-v3 configures the compiler so that
 >   -fhonor-std is always on, and the standard library so that it is
 >   nicely wrapped in std::, the way it is supposed to be.
 >
 >
 > Thank you for your bug report.
 > [snip]
 >

cout was seen, endl wasn't.  As I said, it looks like a bug (in gcc)
to me. 

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