On netbsd-3, I see this problem:
mkdir .libs
cc -DHAVE_CONFIG_H -I. -I../.. -DG_DISABLE_CAST_CHECKS -pthread
-I/tmp/pkgsrc/x11/gtk2/work.reva/.buildlink/include/glib/glib-2.0
-I/tmp/pkgsrc/x11/gtk2/work.reva/.buildlink/lib/glib-2.0/include
-I/tmp/pkgsrc/x11/gtk2/work.reva/.buildlink/include
-DG_DISABLE_DEPRECATED -DGDK_PIXBUF_DISABLE_DEPRECATED
-DPREFIX=\"/usr/pkg\" -DGLX_GLXEXT_LEGACY
-I/tmp/pkgsrc/x11/gtk2/work.reva/.buildlink/include/freetype2
-I/tmp/pkgsrc/x11/gtk2/work.reva/.x11-buildlink/include -O2 -pthread
-Wall -MT pixops.lo -MD -MP -MF .deps/pixops.Tpo -c pixops.c -fPIC
-DPIC -o .libs/pixops.o
pixops.c: In function `linear_box_half':
pixops.c:1325: error: unrecognizable insn:
(insn 144 125 62 6 0x0 (set (reg:DF 16 %fp0)
(const_double:DF 0 [0x0] 0.0 [0x0.0p+0])) -1 (nil)
(nil))
pixops.c:1325: internal compiler error: in extract_insn, at recog.c:2175
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:http://www.netbsd.org/Misc/send-pr.html> for instructions.
gmake[4]: *** [pixops.lo] Error 1
gmake[4]: Leaving directory
`/tmp/pkgsrc/x11/gtk2/work.reva/gtk+-2.8.11/gdk-pixbuf/pixops'
Any ideas, anyone?