cmd/dist: fix build

TBR=bradfitz
CC=golang-dev
https://golang.org/cl/12369043

diff --git a/src/cmd/dist/build.c b/src/cmd/dist/build.c
index af665c548011456b232a8fd6f604c41626cde596..4012744a586e395cbd5ab941d08efda5add8bcb5 100644 (file)
--- a/src/cmd/dist/build.c
+++ b/src/cmd/dist/build.c
@@ -589,7 +589,7 @@ static void
 install(char *dir)
 {
        char *name, *p, *elem, *prefix, *exe;
-       bool islib, ispkg, isgo, stale, clang;
+       bool islib, ispkg, isgo, stale;
        Buf b, b1, path;
        Vec compile, files, link, go, missing, clean, lib, extra;
        Time ttarg, t;
@@ -639,7 +639,7 @@ install(char *dir)
                splitfields(&gccargs, bstr(&b));
                for(i=0; i<nelem(proto_gccargs); i++)
                        vadd(&gccargs, proto_gccargs[i]);
-               if(clang) {
+               if(contains(gccargs.p[0], "clang")) {
                        // disable ASCII art in clang errors, if possible
                        vadd(&gccargs, "-fno-caret-diagnostics");
                        // clang is too smart about unused command-line arguments