new file mode 100644
--- /dev/null
+++ b/runtime/compiler/hp_acc.vim
@@ -0,0 +1,28 @@
+" Vim compiler file
+" Compiler:	HP aCC
+" Maintainer:	Matthias Ulrich <matthias-ulrich@web.de>
+" URL:		http://www.subhome.de/vim/hp_acc.vim
+" Last Change:	2004 Mar 27
+"
+"  aCC --version says: "HP ANSI C++ B3910B A.03.13"
+"  This compiler has been tested on:
+"       hp-ux 10.20, hp-ux 11.0 and hp-ux 11.11 (64bit)
+"
+"  Tim Brown's aCC is: "HP ANSI C++ B3910B A.03.33"
+"  and it also works fine...
+
+if exists("current_compiler")
+  finish
+endif
+let current_compiler = "hp_acc"
+
+if exists(":CompilerSet") != 2		" older Vim always used :setlocal
+  command -nargs=* CompilerSet setlocal <args>
+endif
+
+CompilerSet errorformat=%A%trror\ %n\:\ \"%f\"\\,\ line\ %l\ \#\ %m,
+         \%A%tarning\ %n\:\ \"%f\"\\,\ line\ %l\ \#\ %m\ %#,
+         \%Z\ \ \ \ %p^%.%#,
+         \%-C%.%#
+
+" vim:ts=8:sw=4:cindent