Re: [Grep-devel] [platform-testers] new snapshot available: grep-3.1.46-504af

[Bruno Haible]

I wrote:
> In details: I reproduce the issue on gcc113.fsffrance.org (a Linux/aarch64
> machine) in 64-bit mode.
> That is, the test fails with 'grep never printed "stack overflow"'. But
> when I run the commands interactively, grep prints "stack overflow" already
> at the second round:
> 
> $ printf %010000d 0 | tr 0 '(' > in ; ./grep -E -f in
> ./grep: in:1: Unmatched ( or \(
> $ printf %020000d 0 | tr 0 '(' > in ; ./grep -E -f in
> grep: stack overflow
> 
> So added an 'ulimit -a > ulimit.out' command in the test, and the result is
> 
> stack size              (kbytes, -s) unlimited
> 
> which is different than what I have in my interactive environment:
> 
> stack size              (kbytes, -s) 8192
> 
> So probably 'make' or '/bin/sh' must be resetting the stack size.

The exact same thing happens on a Linux/alpha machine (running Debian 5.0.10).
The fix, here as well, is to insert a statement

  ulimit -s 8192 2>/dev/null

near the top of the tests/stack-overflow file.

Bruno