From 2dd2d6095584b957b243bb86948b13223ecb39b3 Mon Sep 17 00:00:00 2001
From: maxint <maxint@foxmail.com>
Date: Sat, 10 Oct 2020 07:13:23 +0000
Subject: [PATCH] Fix warnings: "-Wrange-loop-construct" in gapi

---
 modules/gapi/src/backends/fluid/gfluidbackend.cpp | 4 ++--
 modules/gapi/src/compiler/passes/exec.cpp         | 8 ++++----
 2 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/modules/gapi/src/backends/fluid/gfluidbackend.cpp b/modules/gapi/src/backends/fluid/gfluidbackend.cpp
index 9b95dff036..030bb10198 100644
--- a/modules/gapi/src/backends/fluid/gfluidbackend.cpp
+++ b/modules/gapi/src/backends/fluid/gfluidbackend.cpp
@@ -952,7 +952,7 @@ namespace
         using namespace cv::gimpl;
         GModel::Graph g(graph);
         GFluidModel fg(graph);
-        for (const auto node : g.nodes())
+        for (const auto& node : g.nodes())
         {
             if (g.metadata(node).get<NodeType>().t == NodeType::DATA)
             {
@@ -1440,7 +1440,7 @@ void GFluidBackendImpl::addMetaSensitiveBackendPasses(ade::ExecutionEngineSetupC
                 {
                     // Add FluidData to all data nodes inside island,
                     // set internal = true if node is not a slot in terms of higher-level GIslandModel
-                    for (const auto node : isl->contents())
+                    for (const auto& node : isl->contents())
                     {
                         if (g.metadata(node).get<NodeType>().t == NodeType::DATA &&
                             !fg.metadata(node).contains<FluidData>())
diff --git a/modules/gapi/src/compiler/passes/exec.cpp b/modules/gapi/src/compiler/passes/exec.cpp
index 755538bb46..0eb8352b76 100644
--- a/modules/gapi/src/compiler/passes/exec.cpp
+++ b/modules/gapi/src/compiler/passes/exec.cpp
@@ -71,12 +71,12 @@ namespace
 
         all.insert(src_g.nodes().begin(), src_g.nodes().end());
 
-        for (const auto nh : proto.in_nhs)
+        for (const auto& nh : proto.in_nhs)
         {
             all.erase(nh);
             in_ops.insert(nh->outNodes().begin(), nh->outNodes().end());
         }
-        for (const auto nh : proto.out_nhs)
+        for (const auto& nh : proto.out_nhs)
         {
             all.erase(nh);
             out_ops.insert(nh->inNodes().begin(), nh->inNodes().end());
@@ -90,12 +90,12 @@ namespace
 
         auto ih = GIslandModel::mkIslandNode(g, std::move(isl));
 
-        for (const auto nh : proto.in_nhs)
+        for (const auto& nh : proto.in_nhs)
         {
             auto slot = GIslandModel::mkSlotNode(g, nh);
             g.link(slot, ih);
         }
-        for (const auto nh : proto.out_nhs)
+        for (const auto& nh : proto.out_nhs)
         {
             auto slot = GIslandModel::mkSlotNode(g, nh);
             g.link(ih, slot);