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Re: Probe on function entry rather than the end of the prolog (s390x only)
- From: Roland McGrath <roland at redhat dot com>
- To: fche at redhat dot com (Frank Ch. Eigler)
- Cc: David Wilder <dwilder at us dot ibm dot com>, systemtap at sources dot redhat dot com
- Date: Wed, 31 Jan 2007 19:50:39 -0800 (PST)
- Subject: Re: Probe on function entry rather than the end of the prolog (s390x only)
I don't think that flies so well. The bugs we hit in older compilers were
location lists that looked fine but were incorrect for the prologue regions.
There isn't any automatic way to identify those location lists as bad.