Update README.md

README.md

@@ -5,7 +5,7 @@ v1.0 GM | Well, that's all the time I've got.
 
 Written by: Chris Nutter _(building foundation)_, William McCarthy _(initial struct)_, Rasputin _(inspiration)_
 
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+**Compile:** `clang -g diff.c pa.c -o diff-rcm`
 
 For the most part it's pretty fairly accurate. Side-by-side, brief, and identical are _**flawless**_. ;)
 However normal, context, and unified are off.