Test cases conerr/{53,54}.c rely on junk in uninitialized local variables, so ensure that there is some.
Test case function/72.c relies on an object moving, but it might be pinned by an ambiguous reference from the stack, so don't register the stack as a root.
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Change: 189964
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* Make sure all the test build and run.
* Add output specifications to the passing tests.
* New testset/argerr runs them all.
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Change: 187245
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$HopeName$ -> $Id$
space -> arena
mps_arena_create now takes three arguments
/usr/local/perl -> /usr/bin/perl -w
Missing #include <stdio.h> in several tests
Bogus closedir(DIR); in script/clib
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Change: 182199
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