I have configured gcc like this:
/n/08/rask/src/gcc/configure --target=arm-unknown-elf --disable-multilib
--disable-nls --disable-gdb --with-newlib --enable-sim
Building libjava fails with this message:
libtool: compile: /home/rask/build/gcc-arm-unknown-elf/./gcc/xgcc
-shared-libgcc -B/home/rask/build/gcc-arm-unknown-elf/./gcc -nostdinc++
-L/home/rask/build/gcc-arm-unknown-elf/arm-unknown-elf/libstdc++-v3/src
-L/home/rask/build/gcc-arm-unknown-elf/arm-unknown-elf/libstdc++-v3/src/.libs
-nostdinc -B/home/rask/build/gcc-arm-unknown-elf/arm-unknown-elf/newlib/
-isystem
/home/rask/build/gcc-arm-unknown-elf/arm-unknown-elf/newlib/targ-include
-isystem /n/08/rask/src/gcc/newlib/libc/include
-B/home/rask/build/gcc-arm-unknown-elf/arm-unknown-elf/libgloss/arm
-L/home/rask/build/gcc-arm-unknown-elf/arm-unknown-elf/libgloss/libnosys
-L/n/08/rask/src/gcc/libgloss/arm -B/usr/local/arm-unknown-elf/bin/
-B/usr/local/arm-unknown-elf/lib/ -isystem /usr/local/arm-unknown-elf/include
-isystem /usr/local/arm-unknown-elf/sys-include
-L/home/rask/build/gcc-arm-unknown-elf/./ld -DHAVE_CONFIG_H -I.
-I/n/08/rask/src/gcc/libjava -I./include -I./gcj -I/n/08/rask/src/gcc/libjava
-Iinclude -I/n/08/rask/src/gcc/libjava/include
-I/n/08/rask/src/gcc/libjava/classpath/include -Iclasspath/include
-I/n/08/rask/src/gcc/libjava/classpath/native/fdlibm
-I/n/08/rask/src/gcc/libjava/../boehm-gc/include -I../boehm-gc/include
-I/n/08/rask/src/gcc/libjava/.././libjava/../gcc
-I/n/08/rask/src/gcc/libjava/../zlib -fno-rtti -fnon-call-exceptions
-fdollars-in-identifiers -Wswitch-enum -D_FILE_OFFSET_BITS=64 -Wextra -Wall
-D_GNU_SOURCE -DPREFIX=\"/usr/local\"
-DTOOLEXECLIBDIR=\"/usr/local/arm-unknown-elf/lib\" -DJAVA_HOME=\"/usr/local\"
-DBOOT_CLASS_PATH=\"/usr/local/share/java/libgcj-4.3.0.jar\"
-DJAVA_EXT_DIRS=\"/usr/local/share/java/ext\"
-DGCJ_ENDORSED_DIRS=\"/usr/local/share/java/gcj-endorsed\"
-DGCJ_VERSIONED_LIBDIR=\"/usr/local/lib/gcj-4.3.0\" -DPATH_SEPARATOR=\":\"
-DECJ_JAR_FILE=\"\"
-DLIBGCJ_DEFAULT_DATABASE=\"/usr/local/lib/gcj-4.3.0/classmap.db\"
-DLIBGCJ_DEFAULT_DATABASE_PATH_TAIL=\"gcj-4.3.0/classmap.db\" -MT jni-libjvm.lo
-MD -MP -MF .deps/jni-libjvm.Tpo -c /n/08/rask/src/gcc/libjava/jni-libjvm.cc -o
jni-libjvm.o
In file included from /n/08/rask/src/gcc/libjava/include/jvm.h:35,
from /n/08/rask/src/gcc/libjava/jni-libjvm.cc:14:
./sysdep/locks.h:11:2: error: #error Thread synchronization primitives not
implemented for this platform.
In file included from /n/08/rask/src/gcc/libjava/jni-libjvm.cc:14:
/n/08/rask/src/gcc/libjava/include/jvm.h:754: error: 'obj_addr_t' does not name
a type
/n/08/rask/src/gcc/libjava/include/jvm.h:763: error: 'ParkHelper' does not name
a type
make[3]: *** [jni-libjvm.lo] Error 1
make[3]: Leaving directory
`/home/rask/build/gcc-arm-unknown-elf/arm-unknown-elf/libjava'
make[2]: *** [all-recursive] Error 1
make[2]: Leaving directory
`/home/rask/build/gcc-arm-unknown-elf/arm-unknown-elf/libjava'
make[1]: *** [all-target-libjava] Error 2
make[1]: Leaving directory `/home/rask/build/gcc-arm-unknown-elf'
make: *** [all] Error 2
--
Summary: libjava build failure due to missing thread
synchronization primitives
Product: gcc
Version: 4.3.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: target
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: rask at sygehus dot dk
GCC build triplet: i686-pc-linux-gnu
GCC host triplet: i686-pc-linux-gnu
GCC target triplet: arm-unknown-elf
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=32340
