？？grep bug？？两个版本的grep行为不一样

tuyajie

1. [jay.liu@aliCloud chinaUnix]$ ../grep --version
   
2. ../grep (GNU grep) 2.10
   
3. Copyright (C) 2011 Free Software Foundation, Inc.
   
4. License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>.
   
5. This is free software: you are free to change and redistribute it.
   
6. There is NO WARRANTY, to the extent permitted by law.
   
7. 
   
8. Written by Mike Haertel and others, see <http://git.sv.gnu.org/cgit/grep.git/tree/AUTHORS>.
   
9. [jay.liu@aliCloud chinaUnix]$ ../grep "bionic" test.txt
   
10. # bionic has timezone instead of __timezone.
    
11.     LOCAL_CFLAGS += $(local_cflags) -I /home/good/android/KitKat/bionic/libc/include \
    
12.                                     -I /home/good/android/KitKat/bionic/libc/arch-arm/include \
    
13.                                     -I /home/good/android/KitKat/bionic/libm/include

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降了版本也没办法重现你的问题额~~~