[Bug target/37521] New: Building of GCC fails with internal compiler error for target AVR

["tuomas dot pennanen at pp dot inet dot fi" <gcc-bugzilla at gcc dot gnu dot org>]

Since revision 139590 (including) GCC fails to build successfully. Revision
139589 can be built successfully with the same configuration.


Configuration:

../trunk/configure --prefix=/usr/local/avr --target=avr
--enable-languages=c,c++ --disable-nls --disable-libssp --with-dwarf2


Output when running "make":

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make[4]: Entering directory `/home/tuomas/avr/gcc/build/avr/avr25/libgcc'
# If this is the top-level multilib, build all the other
# multilibs.
/home/tuomas/avr/gcc/build/./gcc/xgcc -B/home/tuomas/avr/gcc/build/./gcc/
-B/usr/local/avr/avr/bin/ -B/usr/local/avr/avr/lib/ -isystem
/usr/local/avr/avr/include -isystem /usr/local/avr/avr/sys-include -g -O2
-mmcu=avr25 -O2  -g -O2 -DIN_GCC -DCROSS_DIRECTORY_STRUCTURE  -W -Wall
-Wwrite-strings -Wstrict-prototypes -Wmissing-prototypes -Wcast-qual
-Wold-style-definition  -isystem ./include  -DDF=SF -Dinhibit_libc
-mcall-prologues -Os -g  -DIN_LIBGCC2 -D__GCC_FLOAT_NOT_NEEDED -Dinhibit_libc 
-I. -I. -I../../.././gcc -I../../../../trunk/libgcc
-I../../../../trunk/libgcc/. -I../../../../trunk/libgcc/../gcc
-I../../../../trunk/libgcc/../include  -DHAVE_CC_TLS -o _mulsc3.o -MT _mulsc3.o
-MD -MP -MF _mulsc3.dep -DL_mulsc3 -c ../../../../trunk/libgcc/../gcc/libgcc2.c
\

../../../../trunk/libgcc/../gcc/libgcc2.c: In function '__mulsc3':
../../../../trunk/libgcc/../gcc/libgcc2.c:1890: error: unable to find a
register to spill in class 'BASE_POINTER_REGS'
../../../../trunk/libgcc/../gcc/libgcc2.c:1890: error: this is the insn:
(insn 2450 1710 2451 4 ../../../../trunk/libgcc/../gcc/libgcc2.c:1851 (set
(mem/c:QI (plus:HI (reg/f:HI 28 r28)
                (const_int 37 [0x25])) [31 S1 A8])
        (reg:QI 30 r30)) 4 {*movqi} (nil))
../../../../trunk/libgcc/../gcc/libgcc2.c:1890: internal compiler error: in
spill_failure, at reload1.c:2098
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.
make[4]: *** [_mulsc3.o] Error 1
make[4]: Leaving directory `/home/tuomas/avr/gcc/build/avr/avr25/libgcc'

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-- 
           Summary: Building of GCC fails with internal compiler error for
                    target AVR
           Product: gcc
           Version: 4.4.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: target
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: tuomas dot pennanen at pp dot inet dot fi
 GCC build triplet: x86_64-unknown-linux-gnu
  GCC host triplet: x86_64-unknown-linux-gnu
GCC target triplet: avr


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37521