[PATCH] quoting curly braces in call-rt-st

[Michael Snyder]

Andrew Cagney wrote:
> 
> Um,
> 
> Why are these patterns mysteriously breaking now.  call-ar-st has been
> in the repository for a very long time.

I don't think this is anything new.  Call-ar-st has always been
a source of mysterious and erratic fails (at least for me).

> 
> For what its worth I was having fun running expect on Red Hat 7.x.
> Zapping the expect built from CVS so that the pre-installed expect was
> used mysteriously eliminated the problem.

I know it's an expect issue -- I'm just trying to work around it.

> If this is trying to address that same problem then I don't think it is
> a bug in GDB's patterns.  Rather it is a bug in how expect was being built.

Yep, it's a work-around for an expect issue.  But we do that
all the time.