gc: flush warnings, if any

R=ken2
CC=golang-dev
https://golang.org/cl/811042

diff --git a/src/cmd/gc/lex.c b/src/cmd/gc/lex.c
index 6489e7bee307cb46112098b349883c6bee9a804c..225a9027797aced5f50191f4cb386530aae9abb0 100644 (file)
--- a/src/cmd/gc/lex.c
+++ b/src/cmd/gc/lex.c
@@ -158,6 +158,7 @@ main(int argc, char *argv[])
        if(nerrors)
                errorexit();
 
+       flusherrors();
        exit(0);
        return 0;