Re: core dump using time

[Oliver Eikemeier]

Tavis Ormandy wrote:

> Bash Version: 3.0
> Patch Level: 13
> Release Status: release
>
> Description:
>
> Entered a typo by accident, and found this line will kill bash.
>
> Repeat-By:
>
> time for ((i=0;i<=100++)) do :; done

I can confirm this on FreeBSD:

# time for ((i=0;i<=100++)) do :; done
bash: syntax error: arithmetic expression required
bash: syntax error: `((i=0;i<=100++))'

Program received signal SIGSEGV, Segmentation fault.
0x805d542 in yyparse () at /Users/chet/src/bash/src/parse.y:969
969                               $2->flags |= $1;

backtrace:
#0  0x805d542 in yyparse () at /Users/chet/src/bash/src/parse.y:969
#1  0x805c2cd in parse_command () at eval.c:221
#2  0x805c382 in read_command () at eval.c:265
#3  0x805c10f in reader_loop () at eval.c:131
#4  0x805a746 in main (argc=1, argv=0xbfbffbac, env=0xbfbffbb4) at 
shell.c:704

-Oliver