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authorH.J. Lu <hongjiu.lu@intel.com>2006-05-16 17:06:05 +0000
committerH.J. Lu <hjl@gcc.gnu.org>2006-05-16 10:06:05 -0700
commitba1274abe17dcb83e613f7a9f84813c56158e1f8 (patch)
tree99e758b47cf06d125de45685fd7cfd0c19b9ef43 /gcc/doc
parent3daffb3461fbdc14a7b458c1614f2d422d379197 (diff)
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re PR target/26885 (-m64 -m32 no longer creates 32-bit object)
gcc/ 2006-05-16 H.J. Lu <hongjiu.lu@intel.com> PR driver/26885 * Makefile.in (GCC_OBJS): New. (OBJS-common): Add opts-common.o. (xgcc$(exeext)): Replace gcc.o with $(GCC_OBJS). (cpp$(exeext)): Likewise. (gcc.o): Also depend on opts.h. (opts-common.o): New. * common.opt (gcoff): Add Negative(gdwarf-2). (gdwarf-2): Add Negative(gstabs). (gstabs): Add Negative(gstabs+). (gstabs+): Add Negative(gvms). (gvms): Add Negative(gxcoff). (gxcoff): Add Negative(gxcoff+). (gxcoff+): Add Negative(gcoff). * config/i386/i386.opt (m32): Add Negative(m64). (m64): Add Negative(m32). * doc/options.texi: Document the Negative option. * gcc.c: Include "opts.h". (main): Call prune_options after expandargv. * optc-gen.awk: Generate common declarations for all flag variables in options.c. Output the neg_index field. * opts.c (find_opt): Moved to ... * opts-common.c: Here. New file. * opts.h (cl_option): Add a neg_index field. (find_opt): New. (prune_options): Likewise. gcc/cp/ 2006-05-16 H.J. Lu <hongjiu.lu@intel.com> PR driver/26885 * Make-lang.in (GXX_OBJS): Replace gcc.o with $(GCC_OBJS). gcc/fortran/ 2006-05-16 H.J. Lu <hongjiu.lu@intel.com> PR driver/26885 * Make-lang.in (GFORTRAN_D_OBJS): Replace gcc.o with $(GCC_OBJS). gcc/java/ 2006-05-16 H.J. Lu <hongjiu.lu@intel.com> PR driver/26885 * Make-lang.in ($(GCJ)$(exeext)): Replace gcc.o with $(GCC_OBJS). gcc/treelang/ 2006-05-16 H.J. Lu <hongjiu.lu@intel.com> PR driver/26885 * Make-lang.in (gtreelang$(exeext)): Replace gcc.o with $(GCC_OBJS). From-SVN: r113828
Diffstat (limited to 'gcc/doc')
-rw-r--r--gcc/doc/options.texi6
1 files changed, 6 insertions, 0 deletions
diff --git a/gcc/doc/options.texi b/gcc/doc/options.texi
index b4ada5b..3afb3c1 100644
--- a/gcc/doc/options.texi
+++ b/gcc/doc/options.texi
@@ -100,6 +100,12 @@ The option does not have a ``no-'' form. All options beginning with
``f'', ``W'' or ``m'' are assumed to have a ``no-'' form unless this
property is used.
+@item Negative(@var{othername})
+The option will turn off another option @var{othername}, which is the
+the option name with the leading ``-'' removed. This chain action will
+propagate through the @code{Negative} property of the option to be
+turned off.
+
@item Joined
@itemx Separate
The option takes a mandatory argument. @code{Joined} indicates