[Bug tree-optimization/65818] New: libiberty/vprintf-support.c:41:1: ICE: in expand_i fn_va_arg_1, at tree-stdarg.c:1095

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65818

            Bug ID: 65818
           Summary: libiberty/vprintf-support.c:41:1: ICE: in expand_i
                    fn_va_arg_1, at tree-stdarg.c:1095
           Product: gcc
           Version: 6.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: tree-optimization
          Assignee: unassigned at gcc dot gnu.org
          Reporter: danglin at gcc dot gnu.org
              Host: hppa2.0w-hp-hpux11.11
            Target: hppa2.0w-hp-hpux11.11
             Build: hppa2.0w-hp-hpux11.11

if [ x"-fPIC" != x ]; then \
          /test/gnu/gcc/objdir/./prev-gcc/xgcc
-B/test/gnu/gcc/objdir/./prev-gcc
/ -B/opt/gnu/gcc/gcc-6.0/hppa2.0w-hp-hpux11.11/bin/
-B/opt/gnu/gcc/gcc-6.0/hppa2
.0w-hp-hpux11.11/bin/ -B/opt/gnu/gcc/gcc-6.0/hppa2.0w-hp-hpux11.11/lib/
-isystem
 /opt/gnu/gcc/gcc-6.0/hppa2.0w-hp-hpux11.11/include -isystem
/opt/gnu/gcc/gcc-6.
0/hppa2.0w-hp-hpux11.11/sys-include    -c -DHAVE_CONFIG_H -g -O2  -I.
-I../../gc
c/libiberty/../include  -W -Wall -Wwrite-strings -Wc++-compat
-Wstrict-prototype
s -pedantic  -fPIC ../../gcc/libiberty/vprintf-support.c -o
pic/vprintf-support.
o; \
        else true; fi
../../gcc/libiberty/vprintf-support.c: In function
'libiberty_vprintf_buffer_siz
e':
../../gcc/libiberty/vprintf-support.c:41:1: internal compiler error: in
expand_i
fn_va_arg_1, at tree-stdarg.c:1095
 libiberty_vprintf_buffer_size (const char *format, va_list args)
 ^