code review 5742043: cmd/gc: if $GOROOT_FINAL is set, rewrite file names in ...

test/run

 #!/usr/bin/env bash
 # Copyright 2009 The Go Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style
 # license that can be found in the LICENSE file.
 
 eval $(go tool dist env)
 export GOARCH GOOS GOROOT
 export E=
 
 case X"$GOARCH" in
@@ skipping 10 matching lines @@
 *)
         echo 1>&2 run: unsupported '$GOARCH'
         exit 1
 esac
 
 export G="${A}g ${GCFLAGS}"
 export L=${A}l
 export GOTRACEBACK=0
 export LANG=C
 unset GREP_OPTIONS      # in case user has a non-standard set
+
+unset GOROOT_FINAL  # breaks ./ imports
 
 failed=0
 
 PATH=${GOBIN:-$GOROOT/bin}:`pwd`:/bin:/usr/bin:/usr/local/bin
 
 # TODO: We add the tool directory to the PATH to avoid thinking about a better way.
 PATH="$GOTOOLDIR:$PATH"
 
 RUNFILE="${TMPDIR:-/tmp}/gorun-$$-$USER"
 TMP1FILE="${TMPDIR:-/tmp}/gotest1-$$-$USER"
@@ skipping 84 matching lines @@
 notinbugs=$(sed '/^== bugs/q' run.out | grep -c '^BUG')
 inbugs=$(sed '1,/^== bugs/d' run.out | grep -c '^BUG')
 
 echo 2>&1 $inbugs known bugs';' $notinbugs unexpected bugs$diffmsg
 
 if [ "$failed" != "0" ]; then
         echo FAILED
 fi
 
 exit $failed