Some C++ file extensions used by Delphi

These depend of "C/C++ Output file generation" compiler setting

Delphi.gitignore

@@ -20,6 +20,10 @@
 # Deployment Manager configuration file for your project. Added in Delphi XE2.
 # Uncomment this if it is not mobile development and you do not use remote debug feature.
 #*.deployproj
+# 
+# C++ object files produced when C/C++ Output file generation is configured.
+# Uncomment this if you are not using external objects (zlib library for example).
+#*.obj
 #
 
 # Delphi compiler-generated binaries (safe to delete)
@@ -37,9 +41,12 @@
 *.tds
 *.dcu
 *.lib
+*.a
+*.o
 
 # Delphi autogenerated files (duplicated info)
 *.cfg
+*.hpp
 *Resource.rc
 
 # Delphi local files (user-specific info)