Bug 912326 – app-text/opensp-1.5.2-r9 fails to build with clang++ (llvm stage1 build)

• Status: RESOLVED FIXED
• Product: Gentoo Linux

[Description Andreas K. Hüttel 2023-08-15 18:59:18 UTC]

This blocks LLVM stage builds on all arches.


bin/bash ../libtool --tag=CXX --mode=compile clang++ -DHAVE_CONFIG_H -I. -I. -I.. -I../include -I../generic    -O2 -pipe -std=gnu++11 -c -o EUCJPCodingSystem.lo EUCJPCodingSystem.cxx
 clang++ -DHAVE_CONFIG_H -I. -I. -I.. -I../include -I../generic -O2 -pipe -std=gnu++11 -c EUCJPCodingSystem.cxx  -fPIC -DPIC -o .libs/EUCJPCodingSystem.o
/bin/bash ../libtool --tag=CXX --mode=compile clang++ -DHAVE_CONFIG_H -I. -I. -I.. -I../include -I../generic    -O2 -pipe -std=gnu++11 -c -o ElementType.lo ElementType.cxx
 clang++ -DHAVE_CONFIG_H -I. -I. -I.. -I../include -I../generic -O2 -pipe -std=gnu++11 -c ElementType.cxx  -fPIC -DPIC -o .libs/ElementType.o
In file included from ElementType.cxx:8:
In file included from ../include/ElementType.h:12:
In file included from ../include/Vector.h:8:
In file included from ../include/xnew.h:20:
In file included from /usr/include/c++/v1/new:95:
/usr/include/c++/v1/cstddef:60:9: error: expected unqualified-id
using ::ptrdiff_t _LIBCPP_USING_IF_EXISTS;
        ^
../config.h:457:19: note: expanded from macro 'ptrdiff_t'
#define ptrdiff_t long
                  ^
In file included from ElementType.cxx:8:
In file included from ../include/ElementType.h:12:
In file included from ../include/Vector.h:8:
../include/xnew.h:30:7: error: 'operator new' is missing exception specification
      'noexcept'
void *operator new(size_t, void *p)
      ^
                                    noexcept
/usr/include/c++/v1/new:245:70: note: previous declaration is here
  ...inline _LIBCPP_INLINE_VISIBILITY void* operator new  (std::size_t, void...
                                            ^
In file included from ElementType.cxx:8:
In file included from ../include/ElementType.h:12:
In file included from ../include/Vector.h:77:
../include/Vector.cxx:134:13: warning: destination for this 'memmove' call is a
      pointer to class containing a dynamic class
      'CopyOwner<OpenSP::AttributeSemantics>'; vtable pointer will be
      overwritten [-Wdynamic-class-memaccess]
    memmove((T *)p1, p2, ((const T *)(ptr_ + size_) - p2)*sizeof(T));
    ~~~~~~~ ^
../include/Vector.cxx:18:5: note: in instantiation of member function
      'OpenSP::Vector<OpenSP::Attribute>::erase' requested here
    erase(ptr_, ptr_ + size_);
    ^
../include/Attribute.h:486:10: note: in instantiation of member function
      'OpenSP::Vector<OpenSP::Attribute>::~Vector' requested here
  inline ~AttributeList() {}
         ^
../include/Vector.cxx:134:13: note: explicitly cast the pointer to silence this
      warning
    memmove((T *)p1, p2, ((const T *)(ptr_ + size_) - p2)*sizeof(T));
            ^
            (void*)
In file included from ElementType.cxx:8:
In file included from ../include/ElementType.h:20:
In file included from ../include/ContentToken.h:13:
In file included from ../include/NCVector.h:48:
../include/Vector.cxx:134:13: warning: destination for this 'memmove' call is a
      pointer to dynamic class 'Owner<OpenSP::ContentToken>'; vtable pointer
      will be overwritten [-Wdynamic-class-memaccess]
    memmove((T *)p1, p2, ((const T *)(ptr_ + size_) - p2)*sizeof(T));
    ~~~~~~~ ^
../include/Vector.cxx:18:5: note: in instantiation of member function
      'OpenSP::NCVector<OpenSP::Owner<OpenSP::ContentToken>>::erase' requested
      here
    erase(ptr_, ptr_ + size_);
    ^
../include/ContentToken.h:123:18: note: in instantiation of member function
      'OpenSP::NCVector<OpenSP::Owner<OpenSP::ContentToken>>::~NCVector'
      requested here
  inline virtual ~ModelGroup() {};
                 ^
../include/Vector.cxx:134:13: note: explicitly cast the pointer to silence this
      warning
    memmove((T *)p1, p2, ((const T *)(ptr_ + size_) - p2)*sizeof(T));
            ^
            (void*)
2 warnings and 2 errors generated.
make[3]: *** [Makefile:587: ElementType.lo] Error 1
make[3]: Leaving directory '/var/tmp/portage/app-text/opensp-1.5.2-r9/work/OpenSP-1.5.2/lib'
make[2]: *** [Makefile:365: all] Error 2
make[2]: Leaving directory '/var/tmp/portage/app-text/opensp-1.5.2-r9/work/OpenSP-1.5.2/lib'
make[1]: *** [Makefile:384: all-recursive] Error 1
make[1]: Leaving directory '/var/tmp/portage/app-text/opensp-1.5.2-r9/work/OpenSP-1.5.2'
make: *** [Makefile:273: all] Error 2
 * ERROR: app-text/opensp-1.5.2-r9::gentoo failed (compile phase):
 *   emake failed
 *