[Bug tree-optimization/56457] New: Bogus warning: loop-invariant.c:786:20: error: unused variable ‘regno’ when building vax-*-*

amylaar at gcc dot gnu.org gcc-bugzilla@gcc.gnu.org
Tue Feb 26 10:36:00 GMT 2013


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56457

             Bug #: 56457
           Summary: Bogus warning: loop-invariant.c:786:20: error: unused
                    variable ‘regno’ when building vax-*-*
    Classification: Unclassified
           Product: gcc
           Version: 4.8.0
            Status: UNCONFIRMED
          Keywords: build, diagnostic
          Severity: normal
          Priority: P3
         Component: tree-optimization
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: amylaar@gcc.gnu.org
            Blocks: 44756
              Host: i686-pc-linux-gnu
            Target: vax-linux-gnu, vax-netbsdelf


../../../gcc/gcc/loop-invariant.c: In function ‘bool
check_dependency(basic_block, df_ref, bitmap)’:
../../../gcc/gcc/loop-invariant.c:786:20: error: unused variable ‘regno’
[-Werror=unused-variable]
       unsigned int regno = DF_REF_REGNO (use);
                    ^
cc1plus: all warnings being treated as errors



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