[Bug c++/49406] New: Inlining in inheritance seems broken
neotheone222 at gmail dot com
gcc-bugzilla@gcc.gnu.org
Tue Jun 14 18:23:00 GMT 2011
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49406
Summary: Inlining in inheritance seems broken
Product: gcc
Version: 4.5.2
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c++
AssignedTo: unassigned@gcc.gnu.org
ReportedBy: neotheone222@gmail.com
Gcc version: 4.5.2
Target: x86_64-linux-gnu
Configured with: ../src/configure -v --with-pkgversion='Ubuntu/Linaro
4.5.2-8ubuntu4' --with-bugurl=file:///usr/share/doc/gcc-4.5/README.Bugs
--enable-languages=c,c++,fortran,objc,obj-c++ --prefix=/usr
--program-suffix=-4.5 --enable-shared --enable-multiarch
--with-multiarch-defaults=x86_64-linux-gnu --enable-linker-build-id
--with-system-zlib --libexecdir=/usr/lib/x86_64-linux-gnu
--without-included-gettext --enable-threads=posix
--with-gxx-include-dir=/usr/include/c++/4.5 --libdir=/usr/lib/x86_64-linux-gnu
--enable-nls --with-sysroot=/ --enable-clocale=gnu --enable-libstdcxx-debug
--enable-libstdcxx-time=yes --enable-plugin --enable-gold --enable-ld=default
--with-plugin-ld=ld.gold --enable-objc-gc --disable-werror --with-arch-32=i686
--with-tune=generic --enable-checking=release --build=x86_64-linux-gnu
--host=x86_64-linux-gnu --target=x86_64-linux-gnu
Consider the following two classes: Base and Derived.
The complete code is as follows:
//Base.h
class Base
{
public:
void showBase();
};
//Base.c++
inline void
Base::showBase()
{
std::cout << "This is the base class.";
}
//Derived.h
class Derived : public Base
{
public:
void showDerived();
};
//Derived.c++
void
Derived::showDerived()
{
std::cout << "This is derived class.\n";
std::cout << "Calling base class method.\n";
Base::showBase();
}
//InlineTest.c++
int main()
{
Derived derived;
derived.showDerived();
return 0;
}
Command-line : g++ InlineText.c++ Base.c++ Derived.c++ -o Inline.o
Compiler error output: /tmp/ccDKDhFN.o: In function `Derived::showDerived()':
Derived.c++:(.text+0x32): undefined reference to `Base::showBase()'
collect2: ld returned 1 exit status
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