[Bug bootstrap/64919] bootstrap failure of gcc-4.9.2 on ia64-hpux in libgcc

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64919

--- Comment #29 from The Written Word <bugzilla-gcc at thewrittenword dot com> ---
(In reply to Alexander from comment #28)
> this one file should recompile with -O1 optimization

Thanks. I rebuilt with charset.c with -O1 and it compiled. I resumed the build
and the compile now fails with:
/opt/build/china/gcc-4.9.3/.obj/./prev-gcc/xg++
-B/opt/build/china/gcc-4.9.3/.obj/./prev-gcc/
-B/opt/build/gcc49/ia64-hp-hpux11.31/bin/ -nostdinc++
-B/opt/build/china/gcc-4.9.3/.obj/prev-ia64-hp-hpux11.31/libstdc++-v3/src/.libs
-B/opt/build/china/gcc-4.9.3/.obj/prev-ia64-hp-hpux11.31/libstdc++-v3/libsupc++/.libs

-I/opt/build/china/gcc-4.9.3/.obj/prev-ia64-hp-hpux11.31/libstdc++-v3/include/ia64-hp-hpux11.31
 -I/opt/build/china/gcc-4.9.3/.obj/prev-ia64-hp-hpux11.31/libstdc++-v3/include 
-I/opt/build/china/gcc-4.9.3/libstdc++-v3/libsupc++
-L/opt/build/china/gcc-4.9.3/.obj/prev-ia64-hp-hpux11.31/libstdc++-v3/src/.libs
-L/opt/build/china/gcc-4.9.3/.obj/prev-ia64-hp-hpux11.31/libstdc++-v3/libsupc++/.libs
-c  -DUSE_LIBUNWIND_EXCEPTIONS -DIN_GCC_FRONTEND -g -O2 -DIN_GCC   
-fno-exceptions -fno-rtti -fasynchronous-unwind-tables -W -Wall -Wno-narrowing
-Wwrite-strings -Wcast-qual -Wmissing-format-attribute -pedantic -Wno-long-long
-Wno-variadic-macros -Wno-overlength-strings   -DHAVE_CONFIG_H -I. -Ifortran
-I/opt/build/china/gcc-4.9.3/gcc -I/opt/build/china/gcc-4.9.3/gcc/fortran
-I/opt/build/china/gcc-4.9.3/gcc/../include -I./../intl
-I/opt/build/china/gcc-4.9.3/gcc/../libcpp/include
-I/opt/TWWfsw/libgmp51/include -I/opt/TWWfsw/libmpfr31/include
-I/opt/TWWfsw/libmpc10/include 
-I/opt/build/china/gcc-4.9.3/gcc/../libdecnumber
-I/opt/build/china/gcc-4.9.3/gcc/../libdecnumber/dpd -I../libdecnumber
-I/opt/build/china/gcc-4.9.3/gcc/../libbacktrace    -o fortran/scanner.o -MT
fortran/scanner.o -MMD -MP -MF fortran/.deps/scanner.TPo
/opt/build/china/gcc-4.9.3/gcc/fortran/scanner.c
/opt/build/china/gcc-4.9.3/gcc/fortran/scanner.c: In function 'const char*
gfc_read_orig_filename(const char*, const char**)':
/opt/build/china/gcc-4.9.3/gcc/fortran/scanner.c:2220:1: internal compiler
error: in plus_constant, at explow.c:87
 }
 ^