[Bug awt/31002] New: gnu-classpath-0.93 and HEAD don't compile with -O3

[betelgeuse at gentoo dot org]

>From HEAD:
 gcc -DHAVE_CONFIG_H -I. -I. -I../../../include -I../../../include
-I../../../native/jni/classpath -I../../../native/jni/native-lib -W -Wall
-Wmissing-declarations -Wwrite-strings -Wmissing-prototypes -Wno-long-long
-Werror -pthread -I/usr/include/gtk-2.0 -I/usr/lib/gtk-2.0/include
-I/usr/include/atk-1.0 -I/usr/include/cairo -I/usr/include/pango-1.0
-I/usr/include/glib-2.0 -I/usr/lib/glib-2.0/include -I/usr/include/freetype2
-I/usr/include/libpng12 -I/usr/include/freetype2 -I/usr/include/pango-1.0
-I/usr/include/freetype2 -I/usr/include/glib-2.0 -I/usr/lib/glib-2.0/include
-O3 -pipe -MT gthread-jni.lo -MD -MP -MF .deps/gthread-jni.Tpo -c gthread-jni.c
 -fPIC -DPIC -o .libs/gthread-jni.o
cc1: warnings being treated as errors
gthread-jni.c: In function 'mutex_trylock_jni_impl':
gthread-jni.c:1521: warning: 'mcache.lockForPotentialLockersObj' may be used
uninitialized in this function
make[3]: *** [gthread-jni.lo] Error 1
make[3]: Leaving directory `/mnt/checkouts/classpath/native/jni/gtk-peer'
make[2]: *** [all-recursive] Error 1
make[2]: Leaving directory `/mnt/checkouts/classpath/native/jni'
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory `/mnt/checkouts/classpath/native'
make: *** [all-recursive] Error 1

Downstream bug with a full log:
https://bugs.gentoo.org/show_bug.cgi?id=168800


-- 
           Summary: gnu-classpath-0.93 and HEAD don't compile with -O3
           Product: classpath
           Version: unspecified
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: awt
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: betelgeuse at gentoo dot org


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=31002