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newly-detected (by valgrind) failure


From: Jim Meyering
Subject: newly-detected (by valgrind) failure
Date: Mon, 29 Mar 2010 10:11:49 +0200

This is on x86_64, which means we're using the included regex code:

  printf '\357\274\241\n'>in; LC_ALL=en_US.UTF-8 valgrind src/grep $'\357' in

I'm not planning to investigate this before the release,
but in case someone else has more time...

  Conditional jump or move depends on uninitialised value(s)
     at 0x398F6E2617: iswalnum (wcfuncs.c:41)
     by 0x4202FD: peek_token (regcomp.c:1928)
     by 0x41FD9C: fetch_token (regcomp.c:1766)
     by 0x4208AB: parse (regcomp.c:2116)
     by 0x41D726: re_compile_internal (regcomp.c:816)
     by 0x41C712: rpl_re_compile_pattern (regcomp.c:237)
     by 0x402535: GEAcompile (dfasearch.c:156)
     by 0x40210B: Gcompile (grep.c:7)
     by 0x4074AA: main (main.c:2162)

  Use of uninitialised value of size 8
     at 0x398F6E2630: iswalnum (wcfuncs.c:41)
     by 0x4202FD: peek_token (regcomp.c:1928)
     by 0x41FD9C: fetch_token (regcomp.c:1766)
     by 0x4208AB: parse (regcomp.c:2116)
     by 0x41D726: re_compile_internal (regcomp.c:816)
     by 0x41C712: rpl_re_compile_pattern (regcomp.c:237)
     by 0x402535: GEAcompile (dfasearch.c:156)
     by 0x40210B: Gcompile (grep.c:7)
     by 0x4074AA: main (main.c:2162)

  Conditional jump or move depends on uninitialised value(s)
     at 0x420306: peek_token (regcomp.c:1928)
     by 0x41FD9C: fetch_token (regcomp.c:1766)
     by 0x4208AB: parse (regcomp.c:2116)
     by 0x41D726: re_compile_internal (regcomp.c:816)
     by 0x41C712: rpl_re_compile_pattern (regcomp.c:237)
     by 0x402535: GEAcompile (dfasearch.c:156)
     by 0x40210B: Gcompile (grep.c:7)
     by 0x4074AA: main (main.c:2162)




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