1 files changed, 27 insertions, 0 deletions
diff --git a/src/mbgl/gl/stencil_mode.cpp b/src/mbgl/gl/stencil_mode.cpp
new file mode 100644
index 0000000000..6858d6d106
--- /dev/null
+++ b/src/mbgl/gl/stencil_mode.cpp
@@ -0,0 +1,27 @@
+#include <mbgl/gl/stencil_mode.hpp>
+#include <mbgl/gl/gl.hpp>
+#include <mbgl/util/traits.hpp>
+
+namespace mbgl {
+namespace gl {
+
+static_assert(StencilMode::Never::func == GL_NEVER, "OpenGL enum mismatch");
+static_assert(StencilMode::Less::func == GL_LESS, "OpenGL enum mismatch");
+static_assert(StencilMode::Equal::func == GL_EQUAL, "OpenGL enum mismatch");
+static_assert(StencilMode::LessEqual::func == GL_LEQUAL, "OpenGL enum mismatch");
+static_assert(StencilMode::Greater::func == GL_GREATER, "OpenGL enum mismatch");
+static_assert(StencilMode::NotEqual::func == GL_NOTEQUAL, "OpenGL enum mismatch");
+static_assert(StencilMode::GreaterEqual::func == GL_GEQUAL, "OpenGL enum mismatch");
+static_assert(StencilMode::Always::func == GL_ALWAYS, "OpenGL enum mismatch");
+
+static_assert(underlying_type(StencilMode::Keep) == GL_KEEP, "OpenGL enum mismatch");
+static_assert(underlying_type(StencilMode::Zero) == GL_ZERO, "OpenGL enum mismatch");
+static_assert(underlying_type(StencilMode::Replace) == GL_REPLACE, "OpenGL enum mismatch");
+static_assert(underlying_type(StencilMode::Increment) == GL_INCR, "OpenGL enum mismatch");
+static_assert(underlying_type(StencilMode::IncrementWrap) == GL_INCR_WRAP, "OpenGL enum mismatch");
+static_assert(underlying_type(StencilMode::Decrement) == GL_DECR, "OpenGL enum mismatch");
+static_assert(underlying_type(StencilMode::DecrementWrap) == GL_DECR_WRAP, "OpenGL enum mismatch");
+static_assert(underlying_type(StencilMode::Invert) == GL_INVERT, "OpenGL enum mismatch");
+
+} // namespace gl
+} // namespace mbgl