Correct Linux Compile Error.

src/core/settings.cpp

@@ -109,4 +109,12 @@ void LogSettings() {
     LogSetting("Services_BCATBoxcatLocal", Settings::values.bcat_boxcat_local);
 }
 
+bool IsGPULevelExtreme() {
+    return values.gpu_accuracy == GPUAccuracy::Extreme;
+}
+
+bool IsGPULevelHigh() {
+    return values.gpu_accuracy == GPUAccuracy::Extreme || values.gpu_accuracy == GPUAccuracy::High;
+}
+
 } // namespace Settings

src/core/settings.h

@@ -486,13 +486,8 @@ struct Values {
     std::map<u64, std::vector<std::string>> disabled_addons;
 } extern values;
 
-constexpr bool IsGPULevelExtreme() {
+bool IsGPULevelExtreme();
-    return values.gpu_accuracy == GPUAccuracy::Extreme;
+bool IsGPULevelHigh();
-}
-
-constexpr bool IsGPULevelHigh() {
-    return values.gpu_accuracy == GPUAccuracy::Extreme || values.gpu_accuracy == GPUAccuracy::High;
-}
 
 void Apply();
 void LogSettings();