[Bug ada/37977] New: System.Address size stays 64 bit with -m31

["krebbel at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>]

Ada currently doesn't bootstrap on s390x due to a pointer size mismatch when
building the 32 bit version of a-except.o:

/build2/gcc-build/./gcc/xgcc -B/build2/gcc-build/./gcc/
-B/build2/gcc-install/s390x-ibm-linux-gn      u/bin/
-B/build2/gcc-install/s390x-ibm-linux-gnu/lib/ -isystem
/build2/gcc-install/s390x-ibm-linux-gnu/include -isystem      
/build2/gcc-install/s390x-ibm-linux-gnu/sys-include -c -g -O2  -fPIC
-mlong-double-128  -W -Wall -gnatpg -m31 -g -O1 -fn      o-inline      
-fno-toplevel-reorder  a-except.adb -o a-except.o -fdump-tree-all -gnatf
a-exexpr.adb:169:04: warning: types for unchecked conversion have different
sizes
a-exexpr.adb:169:04: warning: size of "Address" is 64, size of
"Gnat_Gcc_Exception_Access" is 32
a-exexpr.adb:169:04: warning: 32 trailing bits of source will be ignored

in directory: gcc-build/gcc/ada/rts_32


-- 
           Summary: System.Address size stays 64 bit with -m31
           Product: gcc
           Version: 4.4.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: ada
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: krebbel at gcc dot gnu dot org
 GCC build triplet: s390x-ibm-linux
  GCC host triplet: s390x-ibm-linux
GCC target triplet: s390x-ibm-linux


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37977