cmd/gc: print more information for windows failure

TBR=iant
CC=golang-dev
https://golang.org/cl/39510043

diff --git a/src/cmd/gc/lex.c b/src/cmd/gc/lex.c
index d3b9983ee94d34947699b98e5cc37f5e4a71c051..f1df9cc3b61a0a5eb5c48f42f6bf657d9766185c 100644 (file)
--- a/src/cmd/gc/lex.c
+++ b/src/cmd/gc/lex.c
@@ -707,7 +707,7 @@ importfile(Val *f, int line)
        }
 
        if(!findpkg(path)) {
-               yyerror("can't find import: \"%Z\"", f->u.sval);
+               yyerror("can't find import: \"%Z\" [path=%Z]", f->u.sval, path);
                errorexit();
        }
        importpkg = mkpkg(path);