http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52575
Bug #: 52575
Summary: avr*: error: unable to find a register to spill in
class 'POINTER_REGS
Classification: Unclassified
Product: gcc
Version: 4.7.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: target
AssignedTo: unassig...@gcc.gnu.org
ReportedBy: ralf_corsep...@rtems.org
CC: eric.wedding...@atmel.com, g...@gcc.gnu.org,
joel.sherr...@oarcorp.com
Target: avr-*
Created attachment 26883
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=26883
*.i of the file triggering the error
Bootstrapping gcc-4.7.0-RC-20120203 ICEs for avr-rtems*:
/builddir/build/BUILD/rtems-4.11-avr-rtems4.11-gcc-4.7.0/build/./gcc/xgcc
-B/builddir/build/BUILD/rtems-4.11-avr-rtems4.11-gcc-4.7.0/build/./gcc/
-nostdinc
-B/builddir/build/BUILD/rtems-4.11-avr--4.7.0/build/avr-rtems4.11/avr25/newlib/
-isystem
/builddir/build/BUILD/rtems-4.11-avr-rtems4.11-gcc-4.7.0/build/avr-rtems4.11/avr25/newlib/targ-include
-isystem
/builddir/build/BUILD/rtems-4.11-avr-rtems4.11-gcc-4.7.0/gcc-4.7.0-RC-20120302/newlib/libc/include
-B/opt/rtems-4.11/avr-rtems4.11/bin/ -B/opt/rtems-4.11/avr-rtems4.11/lib/
-isystem /opt/rtems-4.11/avr-rtems4.11/include -isystem
/opt/rtems-4.11/avr-rtems4.11/sys-include -mmcu=avr25
-DPACKAGE_NAME=\"newlib\" -DPACKAGE_TARNAME=\"newlib\"
-DPACKAGE_VERSION=\"1.20.0\" -DPACKAGE_STRING=\"newlib\ 1.20.0\"
-DPACKAGE_BUGREPORT=\"\" -DPACKAGE_URL=\"\" -I.
-I../../../../../../gcc-4.7.0-RC-20120302/newlib/libc/search -Os
-DPREFER_SIZE_OVER_SPEED -mcall-prologues -D_COMPILING_NEWLIB -DMALLOC_PROVIDED
-DEXIT_PROVIDED -DSIGNAL_PROVIDED -DREENTRANT_SYSCALLS_PROVIDED
-DHAVE_NANOSLEEP -DHAVE_BLKSIZE -DHAVE_FCNTL -DHAVE_ASSERT_FUNC -D_NO_GETLOGIN
-D_NO_GETPWENT -D_NO_GETUT -D_NO_GETPASS -D_NO_SIGSET -D_NO_WORDEXP -D_NO_POPEN
-fno-builtin -g -O2 -c -o lib_a-hash.o `test -f 'hash.c' || echo
'../../../../../../gcc-4.7.0-RC-20120302/newlib/libc/search/'`hash.c
-save-temps
../../../../../../gcc-4.7.0-RC-20120302/newlib/libc/search/hash.c: In function
'__expand_table':
../../../../../../gcc-4.7.0-RC-20120302/newlib/libc/search/hash.c:898:1: error:
unable to find a register to spill in class 'POINTER_REGS'
../../../../../../gcc-4.7.0-RC-20120302/newlib/libc/search/hash.c:898:1: error:
this is the insn:
(insn 172 96 173 10 (set (reg:QI 18 r18)
(mem/c:QI (plus:HI (reg/f:HI 28 r28)
(const_int 5 [0x5])) [16 S1 A8]))
../../../../../../gcc-4.7.0-RC-20120302/newlib/libc/search/hash.c:886 18
{movqi_insn}
(nil))
../../../../../../gcc-4.7.0-RC-20120302/newlib/libc/search/hash.c:898: confused
by earlier errors, bailing out
Configuration:
CC='gcc -O2 -g -pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions
-fstack-protector --param=ssp-buffer-size=4 -m64 -mtune=generic'
../gcc-4.7.0-RC-20120302/configure --prefix=/opt/rtems-4.11
--bindir=/opt/rtems-4.11/bin --exec_prefix=/opt/rtems-4.11
--includedir=/opt/rtems-4.11/include --libdir=/opt/rtems-4.11/lib
--libexecdir=/opt/rtems-4.11/libexec --mandir=/opt/rtems-4.11/share/man
--infodir=/opt/rtems-4.11/share/info --datadir=/opt/rtems-4.11/share
--build=x86_64-unknown-linux-gnu --host=x86_64-unknown-linux-gnu
--target=avr-rtems4.11 --disable-libstdcxx-pch --with-gnu-as --with-gnu-ld
--verbose --with-newlib --with-system-zlib --disable-nls
--without-included-gettext --disable-win32-registry
--enable-version-specific-runtime-libs --enable-threads --disable-lto
--disable-plugin --enable-newlib-io-c99-formats --enable-newlib-iconv
--enable-languages=c
