安装多个版本gcc又卸载一个后，gcc -g选项编译出错：/tmp/cctQ99Ig.s: Assembler messages, ld returned 2 exit status

TP-X200:~$ gcc -g -o abc abc.c

/tmp/cctQ99Ig.s: Assembler messages:

/tmp/cctQ99Ig.s:155: Error: junk at end of line, first unrecognized character is `i'

/tmp/cctQ99Ig.s:164: Error: junk at end of line, first unrecognized character is `i'

/tmp/cctQ99Ig.s:185: Error: junk at end of line, first unrecognized character is `i'

/tmp/cctQ99Ig.s:194: Error: junk at end of line, first unrecognized character is `i'

/tmp/cctQ99Ig.s:443: Error: junk at end of line, first unrecognized character is `d'

/tmp/cctQ99Ig.s:451: Error: junk at end of line, first unrecognized character is `d'

/tmp/cctQ99Ig.s:454: Error: junk at end of line, first unrecognized character is `i'

/tmp/cctQ99Ig.s:457: Error: junk at end of line, first unrecognized character is `i'

工具键冲突，解决方法：把/usr/local/bin里相关的工具删除或改名,如：

sudo mv /usr/local/bin/as /usr/local/bin/as.bak

sudo mv /usr/local/bin/ld /usr/local/bin/ld.bak