Revision 127303 works.
Revision 127794 fails.
Configure arguments:
--target m32c-unknown-elf --with-newlib --enable-sim --disable-gdb
--disable-nls --disable-multilib --enable-checking=yes,rtl
--enable-languages=c,c++ --enable-cxx-flags=-O2
libtool: compile: /home/rask/build/gcc-m32c-unknown-elf/./gcc/xgcc
-shared-libgcc -B/home/rask/build/gcc-m32c-unknown-elf/./gcc -nostdinc++
-L/home/rask/build/gcc-m32c-unknown-elf/m32c-unknown-elf/libstdc++-v3/src
-L/home/rask/build/gcc-m32c-unknown-elf/m32c-unknown-elf/libstdc++-v3/src/.libs
-nostdinc -B/home/rask/build/gcc-m32c-unknown-elf/m32c-unknown-elf/newlib/
-isystem
/home/rask/build/gcc-m32c-unknown-elf/m32c-unknown-elf/newlib/targ-include
-isystem /n/12/rask/src/all/newlib/libc/include
-B/home/rask/build/gcc-m32c-unknown-elf/m32c-unknown-elf/libgloss/m32c
-L/home/rask/build/gcc-m32c-unknown-elf/m32c-unknown-elf/libgloss/libnosys
-L/n/12/rask/src/all/libgloss/m32c -B/usr/local/m32c-unknown-elf/bin/
-B/usr/local/m32c-unknown-elf/lib/ -isystem /usr/local/m32c-unknown-elf/include
-isystem /usr/local/m32c-unknown-elf/sys-include
-L/home/rask/build/gcc-m32c-unknown-elf/./ld
-I/home/rask/build/gcc-m32c-unknown-elf/m32c-unknown-elf/libstdc++-v3/include/m32c-unknown-elf
-I/home/rask/build/gcc-m32c-unknown-elf/m32c-unknown-elf/libstdc++-v3/include
-I/n/12/rask/src/all/libstdc++-v3/libsupc++ -fno-implicit-templates -Wall
-Wextra -Wwrite-strings -Wcast-qual -fdiagnostics-show-location=once
-ffunction-sections -fdata-sections -O2 -g -O2 -c
/n/12/rask/src/all/libstdc++-v3/src/ostream-inst.cc -o ostream-inst.o
/home/rask/build/gcc-m32c-unknown-elf/m32c-unknown-elf/libstdc++-v3/include/bits/ostream.tcc:
In member function 'std::basic_ostream<_CharT, _Traits>&
std::basic_ostream<_CharT, _Traits>::_M_insert(_ValueT) [with _ValueT = const
void*, _CharT = char, _Traits = std::char_traits<char>]':
/home/rask/build/gcc-m32c-unknown-elf/m32c-unknown-elf/libstdc++-v3/include/bits/ostream.tcc:92:
error: unable to find a register to spill in class 'A_REGS'
/home/rask/build/gcc-m32c-unknown-elf/m32c-unknown-elf/libstdc++-v3/include/bits/ostream.tcc:92:
error: this is the insn:
(insn 302 304 303 22 (set (reg:HI 86)
(reg:HI 4 a0)) 171 {movhi_op} (expr_list:REG_DEAD (reg:HI 4 a0)
(nil)))
/home/rask/build/gcc-m32c-unknown-elf/m32c-unknown-elf/libstdc++-v3/include/bits/ostream.tcc:92:
internal compiler error: in spill_failure, at reload1.c:2001
--
Summary: [4.3 Regression] m32c: ostream.tcc:92: error: unable to
find a register to spill in class 'A_REGS'
Product: gcc
Version: 4.3.0
Status: UNCONFIRMED
Keywords: ice-on-valid-code, build
Severity: normal
Priority: P3
Component: target
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: rask at gcc dot gnu dot org
GCC build triplet: x86_64-unknown-linux-gnu
GCC host triplet: x86_64-unknown-linux-gnu
GCC target triplet: m32c-unknown-elf
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33184
