Annotation of /branches/vis12/bugs/resolved/bug002.diderot

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1 :	glk	2146	/****************
2 :			Compiling this program gives:
3 :			[sqr-bug02.diderot:22.32-38] Error: undeclared variable 'foobar'
4 :			uncaught exception Fail [Fail: Error in compiling sqr-bug02.diderot]
5 :			raised at common/phase-timer.sml:76.50-76.52
6 :			raised at common/phase-timer.sml:76.50-76.52
7 :			raised at driver/main.sml:27.39-27.76
8 :
9 :			So there is both the "Error" and the "Fail".
10 :			When there is a descriptive Error message, why have
11 :			all the uncaught exception stuff?
12 :
13 :			****************/
14 :
15 :			real eps = 1.0;
16 :			strand sqroot(real val) {
17 :			output real root = val;
18 :			update {
19 :			root = (root + val/root)/2;
20 :			if (|root^2 - val|/val < foobar)
21 :			stabilize;
22 :			}
23 :			}
24 :			// Strand initialization
25 :			initially { sqroot(i) | i in 1..1000 };

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