[Bug target/52777] New: [4.8 Regression] ./options.h:3546:0: error: "MASK_SIO" redefined [-Werror]

[danglin at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52777

             Bug #: 52777
           Summary: [4.8 Regression] ./options.h:3546:0: error: "MASK_SIO"
                    redefined [-Werror]
    Classification: Unclassified
           Product: gcc
           Version: 4.8.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: target
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: danglin@gcc.gnu.org
                CC: hjl@gcc.gnu.org
              Host: hppa2.0w-hp-hpux11.11
            Target: hppa2.0w-hp-hpux11.11
             Build: hppa2.0w-hp-hpux11.11


/test/gnu/gcc/objdir/./prev-gcc/g++ -B/test/gnu/gcc/objdir/./prev-gcc/
-B/opt/gn
u/gcc/gcc-4.8/hppa2.0w-hp-hpux11.11/bin/ -nostdinc++
-B/test/gnu/gcc/objdir/prev
-hppa2.0w-hp-hpux11.11/libstdc++-v3/src/.libs
-B/test/gnu/gcc/objdir/prev-hppa2.
0w-hp-hpux11.11/libstdc++-v3/libsupc++/.libs
-I/test/gnu/gcc/objdir/prev-hppa2.0
w-hp-hpux11.11/libstdc++-v3/include/hppa2.0w-hp-hpux11.11
-I/test/gnu/gcc/objdir
/prev-hppa2.0w-hp-hpux11.11/libstdc++-v3/include
-I/test/gnu/gcc/gcc/libstdc++-v
3/libsupc++
-L/test/gnu/gcc/objdir/prev-hppa2.0w-hp-hpux11.11/libstdc++-v3/src/.
libs
-L/test/gnu/gcc/objdir/prev-hppa2.0w-hp-hpux11.11/libstdc++-v3/libsupc++/.l
ibs -c   -g -O2 -DIN_GCC   -fno-exceptions -fno-rtti -W -Wall -Wno-narrowing
-Ww
rite-strings -Wcast-qual -Wmissing-format-attribute -pedantic -Wno-long-long
-Wn
o-variadic-macros -Wno-overlength-strings -Werror -fno-common  -DHAVE_CONFIG_H
-
I. -I. -I../../gcc/gcc -I../../gcc/gcc/. -I../../gcc/gcc/../include
-I../../gcc/
gcc/../libcpp/include -I/opt/gnu/gcc/gmp/include 
-I../../gcc/gcc/../libdecnumbe
r -I../../gcc/gcc/../libdecnumber/dpd -I../libdecnumber   
../../gcc/gcc/lto-wra
pper.c -o lto-wrapper.o
In file included from ../../gcc/gcc/lto-wrapper.c:47:0:
./options.h:3546:0: error: "MASK_SIO" redefined [-Werror]
./options.h:3543:0: note: this is the location of the previous definition