check-cpp: Make it more robust
check-cpp: Make it more robust

Catch more than one space

shlevy/ghc,sdiehl/ghc,sdiehl/ghc,shlevy/ghc,olsner/ghc,mettekou/ghc,mettekou/ghc,mettekou/ghc,olsner/ghc,ezyang/ghc,sdiehl/ghc,ezyang/ghc,ezyang/ghc,shlevy/ghc,olsner/ghc,ezyang/ghc,ezyang/ghc,shlevy/ghc,sdiehl/ghc,shlevy/ghc,shlevy/ghc,olsner/ghc,mettekou/ghc,mettekou/ghc,mettekou/ghc,sdiehl/ghc,sdiehl/ghc,shlevy/ghc,ezyang/ghc,mettekou/ghc,olsner/ghc,sdiehl/ghc,olsner/ghc,ezyang/ghc,olsner/ghc