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path: root/recipes/gnuplot/gnuplot-4.0.0/matrix.patch
blob: 10f56d9f6a846fc87eef6ce74e67d325ebf33aa8 (plain)
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--- gnuplot-4.0.0/src/matrix.c.old	2004-04-13 18:23:58.000000000 +0100
+++ gnuplot-4.0.0/src/matrix.c	2005-03-01 12:38:07.068232748 +0000
@@ -290,9 +290,12 @@
     *d = 1.0;
     for (ar = a, lim = &(a[n]); ar < lim; ar++) {
 	large = 0.0;
-	for (ac = *ar, limc = &(ac[n]); ac < limc;)
-	    if ((temp = fabs(*ac++)) > large)
+	for (ac = *ar, limc = &(ac[n]); ac < limc;){
+	temp = *ac++;
+	temp = fabs(temp);
+	    if (temp > large)
 		large = temp;
+	}
 	if (large == 0.0)
 	    int_error(NO_CARET, "Singular matrix in LU-DECOMP");
 	*dp++ = 1 / large;