F5 is to compile only.

vim/cf5-compiler.vim

@@ -18,11 +18,11 @@ endif
 "
 "	Windows {{{1
 "
-function! s:CompileMSVC() "{{{2
+function! s:CompileMSVC(run) "{{{2
 	let exename=expand("%:p:r:s,$,.exe,")
 	let srcname=expand("%")
 	" compile it
-	let ccline="cl ".g:cppflags." ".g:wcppflags." ".srcname." /Fe".exename." /link ".g:ldflags
+	let ccline="cl ".g:cppflags." ".g:wcppflags." ".srcname." /Fe".exename." /link ".g:ldflags. " ".g:wldflags
 	echo ccline
 	let cout = system( ccline )
 	if v:shell_error 
@@ -31,14 +31,16 @@ function! s:CompileMSVC() "{{{2
 	endif
 	echo cout
 	" run it
+	if a:run==1 
 		let cmdline="\"set PATH=".g:ldlibpath.$PATH." && ".exename." ".g:argv."\""
 		echo exename." ".g:argv
 		"echo cmdline
 		let eout = system( cmdline )
 		echo eout
+	endif
 endfunction
 
-function! s:CompileJava() "{{{2
+function! s:CompileJava(run) "{{{2
 	" compile it
 	let cmd = "javac " . g:javaflags . " " . expand("%")
 	echo cmd
@@ -56,20 +58,20 @@ function! s:CompileJava() "{{{2
 	echo eout
 endfunction
 
-function! s:CompileWindows() "{{{2
+function! s:CompileWindows(run) "{{{2
 	let ext=expand("%:e")
 	if ext=="java"
-		call s:CompileJava() 
+		call s:CompileJava(a:run)
 	endif
 	if ext=="cpp"
-		call s:CompileMSVC() 
+		call s:CompileMSVC(a:run)
 	endif
 endfunction
 
 "	
 "	Linux {{{1
 "
-function! s:CompileGCC() "{{{2
+function! s:CompileGCC(run) "{{{2
 	let exename=expand("%:p:r:s,$,.exe,")
 	let srcname=expand("%")
 	" compile it
@@ -82,14 +84,16 @@ function! s:CompileGCC() "{{{2
 	endif
 	call s:appendOutput(cout)
 	" run it
+	if a:run == 1
 		let cmdline="LD_LIBRARY_PATH=".g:ldlibpath.":".$LD_LIBRARY_PATH." ".exename." ".g:argv
 		call s:appendOutput(cmdline)
 		let eout = system( cmdline )
 		call s:appendOutput(eout)
+	endif
 endfunction
 
-function! s:CompileLinux() "{{{2
-	call s:CompileGCC()
+function! s:CompileLinux(run) "{{{2
+	call s:CompileGCC(a:run)
 endfunction
 
 "
@@ -154,12 +158,14 @@ function! s:initDefaults()
 	let g:wcppflags="/O2 /EHsc /DWIN32"
 	let g:lcppflags="-O2"
 	let g:ldflags=""
+	let g:wldflags=""
 	let g:ldlibpath=""
+	let g:cf5run=false
 endfunction
 "
 "	Load compile instructions and call window or linux compiler. {{{1
 "
-function! CF5Compile()
+function! CF5Compile(run)
 	if &modified == 1
 		echo "The buffer is not saved. First save it."
 		return
@@ -190,9 +196,9 @@ function! CF5Compile()
 	"	Compile.
 	"
 	if has("win32") || has("win64")
-		call s:CompileWindows()
+		call s:CompileWindows(a:run)
 	else
-		call s:CompileLinux()
+		call s:CompileLinux(a:run)
 	endif
 endfunction
 

vim/vimrc

@@ -166,7 +166,8 @@ endfunction
 if !exists('*CF5Compile') 
 	runtime plugin/cf5-compiler.vim 
 endif 
-map <silent> <C-F5> :call CF5Compile()<CR>
+map <silent> <C-F5> :call CF5Compile(1)<CR>
+map <silent> <F5> :call CF5Compile(0)<CR>
 "
 " CTRL-U in insert mode deletes a lot.  Use CTRL-G u to first break undo,
 " so that you can undo CTRL-U after inserting a line break.