From d4cb6b1419e0cbebbba7270c094cf5f6cfb238a5 Mon Sep 17 00:00:00 2001
From: Jonas Jensen <jonas@semmle.com>
Date: Mon, 18 Mar 2019 10:23:10 +0100
Subject: [PATCH] Correct return type on Batch::indices

Current Clang versions and GCC < 8 have ignored that the return type was wrong on this function, probably because of overeager SFINAE implementations, but it's a hard error on GCC 8.

This commit fixes compilation on Ubuntu 18.10.
---
 src/types/Batch.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/types/Batch.hpp b/src/types/Batch.hpp
index 17293a4..595015d 100644
--- a/src/types/Batch.hpp
+++ b/src/types/Batch.hpp
@@ -132,7 +132,7 @@ class Batch {
 	 * @param index_ Index of the sample from the batch.
 	 * @return Sample number.
 	 */
-	std::vector <size_t> indices(size_t index_) {
+	size_t indices(size_t index_) {
 		return sample_indices[index_];
 	}