[Bug bootstrap/70836] New: internal compiler error on libiberty/floatformat.c when bootstrapping 5.3.0 with 5.3.0

[nunya223bidness at streetwisemail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70836

            Bug ID: 70836
           Summary: internal compiler error on libiberty/floatformat.c
                    when bootstrapping 5.3.0 with 5.3.0
           Product: gcc
           Version: 5.3.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: bootstrap
          Assignee: unassigned at gcc dot gnu.org
          Reporter: nunya223bidness at streetwisemail dot com
  Target Milestone: ---

Created attachment 38353
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=38353&action=edit
tar.xz of build-x86_64-unknown-linux-gnu/libiberty/*.i

../gcc-5.3.0/configure --prefix=/usr/local
--with-native-system-header-files=/opt/include:/volume1/mmt/x-tools/x86_64-unknown-linux-gnu/include
--enable-bootstrap --enable-lto --with-{gmp,mpc,mpfr,isl}=/usr/local
--with-gnu-ld --enable-twoprocess --enable-gather-detailed-mem-stats
--enable-multilib --enable-multiarch --enable-decimal-float=yes
--enable-fixed-point --enable-plugin --disable-dependency-tracking
--disable-nls --disable-canonical-system-headers --with-glibc-version=2.20
--without-cuda-driver --enable-languages=c,c++
--with-build-time-tools=/usr/local --with-build-libsubdir=lib CFLAGS="-v
-save-temps" ; make

[ -f stage_final ] || echo stage3 > stage_final
make[1]: Entering directory '/volume1/local/src/gcc-5.3.0-build'
make[2]: Entering directory '/volume1/local/src/gcc-5.3.0-build'
make[3]: Entering directory '/volume1/local/src/gcc-5.3.0-build'
rm -f stage_current
make[3]: Leaving directory '/volume1/local/src/gcc-5.3.0-build'
make[2]: Leaving directory '/volume1/local/src/gcc-5.3.0-build'
make[2]: Entering directory '/volume1/local/src/gcc-5.3.0-build'
make[3]: Entering directory '/volume1/local/src/gcc-5.3.0-build/libiberty'
if [ x"-fpic" != x ]; then \
  gcc -c -DHAVE_CONFIG_H -g  -I. -I../../gcc-5.3.0/libiberty/../include  -W
-Wall -Wwrite-strings -Wc++-compat -Wstrict-prototypes -pedantic  -fpic
../../gcc-5.3.0/libiberty/floatformat.c -o pic/floatformat.o; \
else true; fi
GNU MP: Cannot allocate memory (size=4611686018427387859)
../../gcc-5.3.0/libiberty/floatformat.c: In function 'floatformat_to_double':
../../gcc-5.3.0/libiberty/floatformat.c:529:2: internal compiler error: Aborted
  dto = ldexp (1.0, exponent);
  ^
0x9bed4f crash_signal
        ../../gcc-5.3.0/gcc/toplev.c:383
0x93c390 real_from_mpfr(real_value*, __mpfr_struct const*, tree_node*,
mpfr_rnd_t)
        ../../gcc-5.3.0/gcc/realmpfr.c:92
0x939b49 real_from_string(real_value*, char const*)
        ../../gcc-5.3.0/gcc/real.c:2073
0x93a3bc real_from_string3(real_value*, char const*, machine_mode)
        ../../gcc-5.3.0/gcc/real.c:2123
0x6576a3 interpret_float
        ../../gcc-5.3.0/gcc/c-family/c-lex.c:897
0x65834c c_lex_with_flags(tree_node**, unsigned int*, unsigned char*, int)
        ../../gcc-5.3.0/gcc/c-family/c-lex.c:442
0x602fef c_lex_one_token
        ../../gcc-5.3.0/gcc/c/c-parser.c:258
0x613d1a c_parser_peek_token
        ../../gcc-5.3.0/gcc/c/c-parser.c:440
0x613d1a c_parser_next_token_is
        ../../gcc-5.3.0/gcc/c/c-parser.c:452
0x613d1a c_parser_postfix_expression_after_primary
        ../../gcc-5.3.0/gcc/c/c-parser.c:7865
0x60e067 c_parser_postfix_expression
        ../../gcc-5.3.0/gcc/c/c-parser.c:7715
0x61031a c_parser_unary_expression
        ../../gcc-5.3.0/gcc/c/c-parser.c:6602
0x610e8f c_parser_cast_expression
        ../../gcc-5.3.0/gcc/c/c-parser.c:6440
0x611072 c_parser_binary_expression
        ../../gcc-5.3.0/gcc/c/c-parser.c:6255
0x611ba5 c_parser_conditional_expression
        ../../gcc-5.3.0/gcc/c/c-parser.c:6031
0x611ff0 c_parser_expr_no_commas
        ../../gcc-5.3.0/gcc/c/c-parser.c:5949
0x61206a c_parser_expr_no_commas
        ../../gcc-5.3.0/gcc/c/c-parser.c:5991
0x6124e2 c_parser_expression
        ../../gcc-5.3.0/gcc/c/c-parser.c:8022
0x612c99 c_parser_expression_conv
        ../../gcc-5.3.0/gcc/c/c-parser.c:8055
0x60c096 c_parser_statement_after_labels
        ../../gcc-5.3.0/gcc/c/c-parser.c:5115

sh-4.3# gcc -v
Using built-in specs.
COLLECT_GCC=gcc
COLLECT_LTO_WRAPPER=/volume1/local/bin/../libexec/gcc/x86_64-unknown-linux-gnu/5.3.0/lto-wrapper
Target: x86_64-unknown-linux-gnu
Configured with: ../gcc-5.3.0/configure
--with-buildtime-tools=/volume1/mmt/x-tools/x86_64-unknown-linux-gnu/bin
--with-gmp=/usr/local --with-mpfr=/usr/local --with-mpc=/usr/local
--with-isl=/usr/local --disable-multilib
--with-sysroot=/volume1/mmt/x-tools/x86_64-unknown-linux-gnu/x86_64-unknown-linux-gnu/sysroot
--enable-bootstrap --disable-lto
Thread model: posix
gcc version 5.3.0 (GCC) 

sh-4.3# uname -s -r -v -m -p -i -o
Linux 3.10.77 #7321 SMP Thu Apr 21 14:35:22 CST 2016 x86_64 unknown unknown
GNU/Linux