runtime/race: make test driver print compilation errors Currently it silently "succeeds" saying that it run 0 tests if there are compilations errors. With this change it fails and outputs the compilation error.
runtime/race: make test driver print compilation errors
Currently it silently "succeeds" saying that it run 0 tests
if there are compilations errors.
With this change it fails and outputs the compilation error.

R=golang-dev, remyoudompheng
CC=golang-dev
https://codereview.appspot.com/7002058

apparentlymart/golang,pombredanne/go-deleteme,gnanderson/go,apparentlymart/golang,gnanderson/go,pombredanne/go-deleteme,dsriram/golang,pombredanne/go-deleteme,pombredanne/go-deleteme,tv42/old-go,apparentlymart/golang,dsriram/golang,apparentlymart/golang,gnanderson/go,apparentlymart/golang,pombredanne/go-deleteme,apparentlymart/golang,tv42/old-go,apparentlymart/golang,dsriram/golang,gnanderson/go,tv42/old-go,tv42/old-go,dsriram/golang,dsriram/golang,dsriram/golang,gnanderson/go,tv42/old-go,gnanderson/go,tv42/old-go,tv42/old-go,pombredanne/go-deleteme,gnanderson/go,pombredanne/go-deleteme,dsriram/golang