Improve gendef.pl diagnostic on failure to open sym file
authorAndrew Dunstan <andrew@dunslane.net>
Thu, 26 Oct 2017 14:10:37 +0000 (10:10 -0400)
committerAndrew Dunstan <andrew@dunslane.net>
Thu, 26 Oct 2017 14:17:18 +0000 (10:17 -0400)
commitd5fb450aab740b52601b4bfb354c4be2662a940b
treefda565b94d4632b06b24f193f0335e31a102d764
parentcaeae886e216b6ec2996061f0e08e3cb02f2751b
Improve gendef.pl diagnostic on failure to open sym file

There have been numerous buildfarm failures but the diagnostic is
currently silent about the reason for failure to open the file. Let's
see if we can get to the bottom of it.

Backpatch to all live branches.
src/tools/msvc/gendef.pl