1 files changed, 31 insertions, 0 deletions
diff --git a/gfx/angle/checkout/src/compiler/translator/tree_ops/apple/RewriteUnaryMinusOperatorFloat.h b/gfx/angle/checkout/src/compiler/translator/tree_ops/apple/RewriteUnaryMinusOperatorFloat.h
new file mode 100644
index 0000000000..30c4d25d01
--- /dev/null
+++ b/gfx/angle/checkout/src/compiler/translator/tree_ops/apple/RewriteUnaryMinusOperatorFloat.h
@@ -0,0 +1,31 @@
+// Copyright 2016 The ANGLE Project Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+//
+// Rewrite "-float" to "0.0 - float" to work around unary minus operator on float issue on Intel Mac
+// OSX 10.11.
+
+#ifndef COMPILER_TRANSLATOR_TREEOPS_APPLE_REWRITEUNARYMINUSOPERATORFLOAT_H_
+#define COMPILER_TRANSLATOR_TREEOPS_APPLE_REWRITEUNARYMINUSOPERATORFLOAT_H_
+
+#include "common/angleutils.h"
+
+namespace sh
+{
+class TCompiler;
+class TIntermNode;
+
+#if defined(ANGLE_ENABLE_GLSL) && defined(ANGLE_ENABLE_APPLE_WORKAROUNDS)
+[[nodiscard]] bool RewriteUnaryMinusOperatorFloat(TCompiler *compiler, TIntermNode *root);
+#else
+[[nodiscard]] ANGLE_INLINE bool RewriteUnaryMinusOperatorFloat(TCompiler *compiler,
+                                                               TIntermNode *root)
+{
+    UNREACHABLE();
+    return false;
+}
+#endif
+
+}  // namespace sh
+
+#endif  // COMPILER_TRANSLATOR_TREEOPS_APPLE_REWRITEUNARYMINUSOPERATORFLOAT_H_