From c92be2965c8c8f36aed1cf86d8e44915855b4806 Mon Sep 17 00:00:00 2001
From: "Thiago Marcos P. Santos" <tmpsantos@gmail.com>
Date: Fri, 27 Mar 2020 18:30:35 +0200
Subject: [core] Fix misc-unconventional-assign-operator errors in header files

As reported by clang-tidy-8.
---
 src/mbgl/gl/state.hpp   | 4 +++-
 src/mbgl/gl/uniform.hpp | 4 +++-
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/mbgl/gl/state.hpp b/src/mbgl/gl/state.hpp
index 17503cc043..77effb1781 100644
--- a/src/mbgl/gl/state.hpp
+++ b/src/mbgl/gl/state.hpp
@@ -20,11 +20,13 @@ public:
     State(Args&&... args) : params(std::forward_as_tuple(::std::forward<Args>(args)...)) {
     }
 
-    void operator=(const typename T::Type& value) {
+    State& operator=(const typename T::Type& value) {
         if (*this != value) {
             setCurrentValue(value);
             set(std::index_sequence_for<Args...>{});
         }
+
+        return *this;
     }
 
     bool operator==(const typename T::Type& value) const {
diff --git a/src/mbgl/gl/uniform.hpp b/src/mbgl/gl/uniform.hpp
index 9f752de8af..6714379217 100644
--- a/src/mbgl/gl/uniform.hpp
+++ b/src/mbgl/gl/uniform.hpp
@@ -39,11 +39,13 @@ class UniformState {
 public:
     UniformState(UniformLocation location_ = -1) : location(location_) {}
 
-    void operator=(const Value& value) {
+    UniformState& operator=(const Value& value) {
         if (location >= 0 && (!current || *current != value)) {
             current = value;
             bindUniform(location, value);
         }
+
+        return *this;
     }
 
     UniformLocation location;
-- 
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