From 7158675aa83a7686ff17cf598fcf4024335e879a Mon Sep 17 00:00:00 2001
From: Brian Brazil <brian.brazil@robustperception.io>
Date: Mon, 9 Oct 2017 16:59:52 +0100
Subject: [PATCH] Add back continue.

Accidentally removed in
https://github.com/prometheus/prometheus/commit/15a931dbdb728160a40a5ad73b0ae258a05e7ff3
---
 promql/functions.go | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/promql/functions.go b/promql/functions.go
index 60548f312..242220f63 100644
--- a/promql/functions.go
+++ b/promql/functions.go
@@ -173,7 +173,8 @@ func instantValue(ev *evaluator, arg Expr, isRate bool) Value {
 
 		sampledInterval := lastSample.T - previousSample.T
 		if sampledInterval == 0 {
-			// Avoid dividing by 0.float64
+			// Avoid dividing by 0.
+			continue
 		}
 
 		if isRate {