round() is not portable. Use rint().

d63de337 · Tom Lane · 295e7dc9 · d63de337
Commit d63de337 authored Sep 08, 2011 by Tom Lane
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src/backend/access/gist/gistbuild.c src/backend/access/gist/gistbuild.c +3 -1

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--- a/src/backend/access/gist/gistbuild.c
+++ b/src/backend/access/gist/gistbuild.c
@@ -14,6 +14,8 @@
 */
 #include "postgres.h"

+#include <math.h>
+
 #include "access/genam.h"
 #include "access/gist_private.h"
 #include "catalog/index.h"
@@ -420,7 +422,7 @@ calculatePagesPerBuffer(GISTBuildState *buildstate, int levelStep)
 	 */
 	pagesPerBuffer = 2 * pow(avgIndexTuplesPerPage, levelStep);

-	return round(pagesPerBuffer);
+	return (int) rint(pagesPerBuffer);
 }

 /*