[Bug driver/47547] [4.5/4.6 Regression] WHOPR, can't use /dev/null as an output file

[hjl at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47547

--- Comment #5 from hjl at gcc dot gnu.org <hjl at gcc dot gnu.org> 2011-02-01 14:42:16 UTC ---
Author: hjl
Date: Tue Feb  1 14:42:08 2011
New Revision: 169479

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=169479
Log:
Check HOST_BIT_BUCKET when settting dump base/dir.

2011-02-01  H.J. Lu  <hongjiu.lu@intel.com>

    PR driver/47547
    * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
    is HOST_BIT_BUCKET.

    * opts.c (finish_options): Don't add x_aux_base_name if it is
    HOST_BIT_BUCKET.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/lto-wrapper.c
    trunk/gcc/opts.c