Eliminate safety 'blanking' in garbage collector.

18 Apr
2001
18 Apr
'01
7:04 a.m.
malcolm: Wed Apr 18 13:04:20 CEST 2001 Update of /usr/src/master/nhc/src/runtime/Kernel In directory hinken:/tmp/cvs-serv17662 Modified Files: collector.c Log Message: Eliminate safety 'blanking' in garbage collector. The GC was filling freed memory with zeros, but only when tracing. I presume the reason was for safety, to ensure that trace-pruning was not corrupting liveness properties. With trails in file, we no longer use GC pruning of trails, and in any case we believe it was bug-free code anyway. Eliminating this pass gains a typical 12% speedup for traced programs.
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