BR 812417: Deadman counter for macro expansion
commitcb1cf59312f0694027c0c3ce79293ed19e8b9335
authorH. Peter Anvin <hpa@zytor.com>
Mon, 19 Nov 2007 20:26:50 +0000 (19 12:26 -0800)
committerH. Peter Anvin <hpa@zytor.com>
Mon, 19 Nov 2007 20:26:50 +0000 (19 12:26 -0800)
tree0bbb4bee68dd0dd5a823d981815c5e2ea96ef604
parenta27ccb9f61101091f16902035b3e019604473e24
BR 812417: Deadman counter for macro expansion

Per BR 812417, certain macro expansions can hang NASM.  Allow a
deadman counter (currently set to 2^20) to fail out if it gets
ridiculous.
preproc.c