From: W. Trevor King <wking@drexel.edu>
Date: Fri, 29 Oct 2010 15:36:39 +0000 (-0400)
Subject: Add sort check to src/sorting/main.c's DEBUG code.
X-Git-Url: http://git.tremily.us/?a=commitdiff_plain;h=77df5b4e77934773a2873f2aad6df7159922106c;p=parallel_computing.git

Add sort check to src/sorting/main.c's DEBUG code.
---

diff --git a/src/sorting/main.c b/src/sorting/main.c
index 6246384..2fc6fb4 100644
--- a/src/sorting/main.c
+++ b/src/sorting/main.c
@@ -82,9 +82,12 @@ int read_data(const char *file_name, int *pList_size, double **pList)
 
 int main(int argc, char *argv[])
 {
-	int list_size, i;
+	int list_size;
 	double *list;
 	char *file_name = "-";
+#ifdef DEBUG
+	int i;
+#endif /* DEBUG */
 
 	// parse arguments
 	if (argc > 1)
@@ -111,6 +114,13 @@ int main(int argc, char *argv[])
 	printlist(stderr, list_size, list, NUM_SHOWN);
 	fprintf(stderr, "Check: sum of %d elements = %g\n",
 		list_size, checklist(list_size, list));
+	for (i=0; i < list_size-1; i++) {
+	  if (list[i] > list[i+1]) {
+	    fprintf(stderr, "Error: sorted list[%d] = %g > %g = list[%d]\n",
+		    i, list[i], list[i+1], i+1);
+	    exit(EXIT_FAILURE);
+	  }
+	}
 #endif /* DEBUG */
 
 	printlist(stdout, list_size, list, 0);