[Bug target/49862] New: bfin.c warnings

["amylaar at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49862

           Summary: bfin.c warnings
           Product: gcc
           Version: 4.7.0
            Status: UNCONFIRMED
          Keywords: build
          Severity: normal
          Priority: P3
         Component: target
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: amylaar@gcc.gnu.org
                CC: bernds@codesourcery.com, jzhang918@gmail.com
            Blocks: 44756
            Target: bfin-elf, bfin-rtems, bfin-uclinux


gcc -c   -g -O2 -DIN_GCC -DCROSS_DIRECTORY_STRUCTURE  -W -Wall -Wwrite-strings
-Wcast-qual -Wstrict-prototypes -Wmissing-prototypes -Wmissing-format-attribute
-pedantic -Wno-long-long -Wno-variadic-macros -Wno-overlength-strings -Werror
-Wold-style-definition -Wc++-compat -fno-common  -DHAVE_CONFIG_H -I. -I.
-I../../../gcc/gcc -I../../../gcc/gcc/. -I../../../gcc/gcc/../include
-I../../../gcc/gcc/../libcpp/include -I/opt/cfarm/mpc/include 
-I../../../gcc/gcc/../libdecnumber -I../../../gcc/gcc/../libdecnumber/dpd
-I../libdecnumber    \
                ../../../gcc/gcc/config/bfin/bfin.c -o bfin.o
../../../gcc/gcc/config/bfin/bfin.c: In function âhwloop_optimizeâ:
../../../gcc/gcc/config/bfin/bfin.c:3423:12: error: unused variable âixâ
[-Werror=unused-variable]
../../../gcc/gcc/config/bfin/bfin.c:3416:15: error: unused variable âinnerâ
[-Werror=unused-variable]
../../../gcc/gcc/config/bfin/bfin.c: In function âhwloop_pattern_regâ:
../../../gcc/gcc/config/bfin/bfin.c:3845:7: error: variable âpatâ set but not
used [-Werror=unused-but-set-variable]
../../../gcc/gcc/config/bfin/bfin.c: In function âbfin_reorg_loopsâ:
../../../gcc/gcc/config/bfin/bfin.c:3869:25: error: unused parameter
âdump_fileâ [-Werror=unused-parameter]
cc1: all warnings being treated as errors