glsl: Add boolean reference workaround

src/video_core/renderer_opengl/gl_device.cpp

@@ -188,6 +188,7 @@ Device::Device() {
             std::atoi(driver_version.substr(0, driver_version.find(".")).data());
         if (version_major >= 495) {
             has_cbuf_ftou_bug = true;
+            has_bool_ref_bug = true;
         }
     }
 

src/video_core/renderer_opengl/gl_device.h

@@ -156,6 +156,10 @@ public:
         return has_cbuf_ftou_bug;
     }
 
+    bool HasBoolRefBug() const {
+        return has_bool_ref_bug;
+    }
+
     Settings::ShaderBackend GetShaderBackend() const {
         return shader_backend;
     }
@@ -205,6 +209,7 @@ private:
     bool warp_size_potentially_larger_than_guest{};
     bool need_fastmath_off{};
     bool has_cbuf_ftou_bug{};
+    bool has_bool_ref_bug{};
 
     std::string vendor_name;
 };

src/video_core/renderer_opengl/gl_shader_cache.cpp

@@ -215,6 +215,7 @@ ShaderCache::ShaderCache(RasterizerOpenGL& rasterizer_, Core::Frontend::EmuWindo
           .has_gl_component_indexing_bug = device.HasComponentIndexingBug(),
           .has_gl_precise_bug = device.HasPreciseBug(),
           .has_gl_cbuf_ftou_bug = device.HasCbufFtouBug(),
+          .has_gl_bool_ref_bug = device.HasBoolRefBug(),
           .ignore_nan_fp_comparisons = true,
           .gl_max_compute_smem_size = device.GetMaxComputeSharedMemorySize(),
       },