[Bug other/61091] New: [4.10 Regression] wide-int.h:1172:45: error: incomplete type ‘wi::int_traits<long long unsigned int>’ used in nested name specifier

["danglin at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=61091

            Bug ID: 61091
           Summary: [4.10 Regression] wide-int.h:1172:45: error:
                    incomplete type ‘wi::int_traits<long long unsigned
                    int>’ used in nested name specifier
           Product: gcc
           Version: 4.10.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: other
          Assignee: unassigned at gcc dot gnu.org
          Reporter: danglin at gcc dot gnu.org
              Host: hppa-unknown-linux-gnu
            Target: hppa-unknown-linux-gnu
             Build: hppa-unknown-linux-gnu

g++-4.9 -c   -g -DIN_GCC    -fno-exceptions -fno-rtti
-fasynchronous-unwind-tabl
es -W -Wall -Wno-narrowing -Wwrite-strings -Wcast-qual -Wno-format
-Wmissing-for
mat-attribute -Woverloaded-virtual -pedantic -Wno-long-long
-Wno-variadic-macros
 -Wno-overlength-strings -fno-common  -DHAVE_CONFIG_H -I. -I. -I../../gcc/gcc
-I
../../gcc/gcc/. -I../../gcc/gcc/../include -I../../gcc/gcc/../libcpp/include 
-I
../../gcc/gcc/../libdecnumber -I../../gcc/gcc/../libdecnumber/dpd
-I../libdecnum
ber -I../../gcc/gcc/../libbacktrace -DCLOOG_INT_GMP    -o loop-iv.o -MT
loop-iv.
o -MMD -MP -MF ./.deps/loop-iv.TPo ../../gcc/gcc/loop-iv.c
In file included from ../../gcc/gcc/real.h:25:0,                 from
../../gcc/gcc/rtl.h:27,
                 from ../../gcc/gcc/loop-iv.c:54:
../../gcc/gcc/wide-int.h: In instantiation of
‘fixed_wide_int_storage<N>::fixed_
wide_int_storage(const T&) [with T = long long unsigned int; int N =
160]’:../../gcc/gcc/wide-int.h:724:15:   required from
‘generic_wide_int<T>::generic_w
ide_int(const T&) [with T = long long unsigned int; storage =
fixed_wide_int_sto
rage<160>]’
../../gcc/gcc/loop-iv.c:2628:48:   required from here
../../gcc/gcc/wide-int.h:1172:45: error: incomplete type ‘wi::int_traits<long
lo
ng unsigned int>’ used in nested name specifier
   WI_BINARY_RESULT (T, FIXED_WIDE_INT (N)) *assertion ATTRIBUTE_UNUSED;
   WI_BINARY_RESULT (T, FIXED_WIDE_INT (N)) *assertion ATTRIBUTE_UNUSED;
                                             ^
../../gcc/gcc/wide-int.h:1173:47: error: incomplete type ‘wi::int_traits<long
lo
ng unsigned int>’ used in nested name specifier
   wi::copy (*this, WIDE_INT_REF_FOR (T) (x, N));
                                               ^
Makefile:1058: recipe for target 'loop-iv.o' failed
make[3]: *** [loop-iv.o] Error 1
>From gcc-bugs-return-450747-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org Wed May 07 04:38:06 2014
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From: "greened at obbligato dot org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug c++/61082] [x86-64 Itanium ABI] g++ uses wrong return location for class with head padding
Date: Wed, 07 May 2014 04:38:00 -0000
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http://gcc.gnu.org/bugzilla/show_bug.cgi?ida082

--- Comment #3 from David Greene <greened at obbligato dot org> ---
(In reply to Andrew Pinski from comment #2)
> Y is a non-POD.

So...?

The ABI doesn't talk about POD vs. non-POD.  It talks about copy constructors
and destructors.

Can you explain what POD has to do with this and why Intel generates the return
value in (RAX, RDX)?