g++ -O2 -march=pentium4 -pipe -O2 -march=pentium4 -pipe -I../src/include/gen -I../src/i nclude -fno-omit-frame-pointer -fno-builtin -DNDEBUG -DLINUX -MMD -fPIC  -DPROD_BUILD - O2 -march=pentium4 -pipe -I../src/include/gen -I../src/include -fno-omit-frame-pointer -fno-builtin -DNDEBUG -DLINUX -MMD -fPIC  -DPROD_BUILD -I../src/include/gen -I../src/in clude -fno-omit-frame-pointer -fno-builtin -DNDEBUG -DLINUX -MMD -fPIC  -DPROD_BUILD -D BOOT_BUILD -I../src/include/gen -I../src/include -fno-omit-frame-pointer -fno-builtin - DNDEBUG -DLINUX -MMD -fPIC  -DPROD_BUILD -c ../src/jrd/os/posix/fbsyslog.cpp -o ../temp /boot.gpre/jrd/os/posix/fbsyslog.o
../src/jrd/os/posix/fbsyslog.cpp:45: fatal error: opening dependency file ../temp/boot. gpre/jrd/os/posix/fbsyslog.d: Permission denied
compilation terminated.
The bug is not reproducible, so it is likely a hardware or OS problem.
make[3]: *** [../temp/boot.gpre/jrd/os/posix/fbsyslog.o] Error 1
make[3]: Leaving directory `/var/tmp/portage/firebird-1.5.3-r1/work/firebird-1.5.3.4870 /src'
make[2]: *** [gpre_boot] Error 2
make[2]: Leaving directory `/var/tmp/portage/firebird-1.5.3-r1/work/firebird-1.5.3.4870 /src'
make[1]: *** [../gen/firebird/bin/gpre_static] Error 2
make[1]: Leaving directory `/var/tmp/portage/firebird-1.5.3-r1/work/firebird-1.5.3.4870 /src'
make: *** [firebird] Error 2

!!! ERROR: dev-db/firebird-1.5.3-r1 failed.
Call stack:
  ebuild.sh, line 1539:   Called dyn_compile
  ebuild.sh, line 939:   Called src_compile
  firebird-1.5.3-r1.ebuild, line 69:   Called die