[Bug c/26436] New: Use of 'mov' may violate WAW dependency 'GR%, % in 1 - 127' (impliedf), specific resource number is 14

[bugzilla-gcc at thewrittenword dot com]

While trying to build matplotlib-0.87 on HP-UX 11.23/IA-64 with gcc-3.4.3:
gcc -fno-strict-aliasing -DNDEBUG -D_FILE_OFFSET_BITS=64 -O2
-I/opt/TWWfsw/python235p/include/python2.3 -fPIC -I/opt/TWWfsw/libttf21/include
-I/opt/TWWfsw/libpng12/include -I/opt/TWWfsw/zlib11/include -I.
-I/opt/TWWfsw/python235/include/python2.3 -c src/_nc_cntr.c -o
build/temp.hp-ux-B.11.23-ia64-2.3/src/_nc_cntr.o -DNUMERIC=1
/var/tmp//ccPC8aab.s: Assembler messages:
/var/tmp//ccPC8aab.s:1186: Warning: Use of 'mov' may violate WAW dependency
'GR%, % in 1 - 127' (impliedf), specific resource number is 14
/var/tmp//ccPC8aab.s:1186: Warning: Only the first path encountering the
conflict is reported
/var/tmp//ccPC8aab.s:1185: Warning: This is the location of the conflicting
usage
/var/tmp//ccPC8aab.s:2016: Warning: Use of 'mov' may violate WAW dependency
'GR%, % in 1 - 127' (impliedf), specific resource number is 14
/var/tmp//ccPC8aab.s:2016: Warning: Only the first path encountering the
conflict is reported
/var/tmp//ccPC8aab.s:2015: Warning: This is the location of the conflicting
usage


-- 
           Summary: Use of 'mov' may violate WAW dependency 'GR%, % in 1 -
                    127' (impliedf), specific resource number is 14
           Product: gcc
           Version: 3.4.3
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: bugzilla-gcc at thewrittenword dot com
 GCC build triplet: ia64-hp-hpux11.23
  GCC host triplet: ia64-hp-hpux11.23
GCC target triplet: ia64-hp-hpux11.23


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=26436