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      1 # Suppress a valgrind message about use of uninitialized memory in memchr().
      2 
      3 # Copyright (C) 2009-2022 Free Software Foundation, Inc.
      4 #
      5 # This file is free software: you can redistribute it and/or modify
      6 # it under the terms of the GNU Lesser General Public License as
      7 # published by the Free Software Foundation; either version 2.1 of the
      8 # License, or (at your option) any later version.
      9 #
     10 # This file is distributed in the hope that it will be useful,
     11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
     12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     13 # GNU Lesser General Public License for more details.
     14 #
     15 # You should have received a copy of the GNU Lesser General Public License
     16 # along with this program.  If not, see <https://www.gnu.org/licenses/>.
     17 
     18 # POSIX states that when the character is found, memchr must not read extra
     19 # bytes in an overestimated length (for example, where memchr is used to
     20 # implement strnlen).  However, we use a safe word read to provide a speedup.
     21 {
     22     memchr-value4
     23     Memcheck:Value4
     24     fun:rpl_memchr
     25 }
     26 {
     27     memchr-value8
     28     Memcheck:Value8
     29     fun:rpl_memchr
     30 }
     31