Foundation Classes - Extend precompiled headers (#1029)

- Added precompiled header file for TKBool toolkit with commonly used headers
- Extended TKDESTEP precompiled headers with Interface_EntityIterator.hxx
- Configured Google Test to use precompiled headers when BUILD_USE_PCH is enabled

src/ModelingAlgorithms/TKBool/CMakeLists.txt

@@ -1,3 +1,6 @@
 project(TKBool)
 
 OCCT_INCLUDE_CMAKE_FILE (adm/cmake/occt_toolkit)
+
+# Add the precompiled header
+ADD_PRECOMPILED_HEADER(TKBool "TKBool_pch.hxx" FALSE)

src/ModelingAlgorithms/TKBool/FILES.cmake

@@ -2,4 +2,5 @@
 set(OCCT_TKBool_FILES_LOCATION "${CMAKE_CURRENT_LIST_DIR}")
 
 set(OCCT_TKBool_FILES
+  TKBool_pch.hxx
 )

src/ModelingAlgorithms/TKBool/TKBool_pch.hxx

@@ -0,0 +1,21 @@
+// Copyright (c) 2025 OPEN CASCADE SAS
+//
+// This file is part of Open CASCADE Technology software library.
+//
+// This library is free software; you can redistribute it and/or modify it under
+// the terms of the GNU Lesser General Public License version 2.1 as published
+// by the Free Software Foundation, with special exception defined in the file
+// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
+// distribution for complete text of the license and disclaimer of any warranty.
+//
+// Alternatively, this file may be used under the terms of Open CASCADE
+// commercial license or contractual agreement.
+
+#ifndef TKBOOL_PCH_H
+#define TKBOOL_PCH_H
+
+#include <TopOpeBRepBuild_define.hxx>
+#include <TopOpeBRepDS_define.hxx>
+#include <TopOpeBRepTool_PROJECT.hxx>
+
+#endif // TKBOOL_PCH_H