rust-lang/rust — pull request #17443 by alexcrichton (2014-09-22 17:16:45+00:00)
Title: Revert "Prefer bundled gcc.  External gcc can still be used if one provi...

...des a full path via -Clinker=..."

This reverts commit 94f05324fee6cd4637adc01f441fafd09e678668.