[core] Remove constexpr from Color

GCC can't cope with it.

1 files changed, 10 insertions, 10 deletions

diff --git a/include/mbgl/util/color.hpp b/include/mbgl/util/color.hpp
index 178d0dc758..18e4747069 100644
--- a/include/mbgl/util/color.hpp
+++ b/include/mbgl/util/color.hpp
@@ -10,8 +10,8 @@ namespace mbgl {
 // Stores a premultiplied color, with all four channels ranging from 0..1
 class Color {
 public:
-    constexpr Color() = default;
-    constexpr Color(float r_, float g_, float b_, float a_)
+    Color() = default;
+    Color(float r_, float g_, float b_, float a_)
         : r(r_), g(g_), b(b_), a(a_) {
         assert(r_ >= 0.0f);
         assert(r_ <= 1.0f);
@@ -28,25 +28,25 @@ public:
     float b = 0.0f;
     float a = 0.0f;
 
-    static constexpr Color black() { return { 0.0f, 0.0f, 0.0f, 1.0f }; };
-    static constexpr Color white() { return { 1.0f, 1.0f, 1.0f, 1.0f }; };
+    static Color black() { return { 0.0f, 0.0f, 0.0f, 1.0f }; };
+    static Color white() { return { 1.0f, 1.0f, 1.0f, 1.0f }; };
 
-    static constexpr Color red()   { return { 1.0f, 0.0f, 0.0f, 1.0f }; };
-    static constexpr Color green() { return { 0.0f, 1.0f, 0.0f, 1.0f }; };
-    static constexpr Color blue()  { return { 0.0f, 0.0f, 1.0f, 1.0f }; };
+    static Color red()   { return { 1.0f, 0.0f, 0.0f, 1.0f }; };
+    static Color green() { return { 0.0f, 1.0f, 0.0f, 1.0f }; };
+    static Color blue()  { return { 0.0f, 0.0f, 1.0f, 1.0f }; };
 
     static optional<Color> parse(const std::string&);
 };
 
-constexpr bool operator==(const Color& colorA, const Color& colorB) {
+inline bool operator==(const Color& colorA, const Color& colorB) {
     return colorA.r == colorB.r && colorA.g == colorB.g && colorA.b == colorB.b && colorA.a == colorB.a;
 }
 
-constexpr bool operator!=(const Color& colorA, const Color& colorB) {
+inline bool operator!=(const Color& colorA, const Color& colorB) {
     return !(colorA == colorB);
 }
 
-constexpr Color operator*(const Color& color, float alpha) {
+inline Color operator*(const Color& color, float alpha) {
     assert(alpha >= 0.0f);
     assert(alpha <= 1.0f);
     return {