--- build/toolchain/gcc_toolchain.gni.orig	2019-03-15 06:36:56 UTC
+++ build/toolchain/gcc_toolchain.gni
@@ -25,6 +25,11 @@ analyzer_wrapper =
     rebase_path("//build/toolchain/clang_static_analyzer_wrapper.py",
                 root_build_dir) + " --mode=clang"
 
+declare_args() {
+  extra_cxxflags = ""
+  extra_ldflags = ""
+}
+
 # This template defines a toolchain for something that works like gcc
 # (including clang).
 #
@@ -604,13 +609,23 @@ template("clang_toolchain") {
   }
 
   gcc_toolchain(target_name) {
-    prefix = rebase_path("$clang_base_path/bin", root_build_dir)
-    cc = "$prefix/clang"
-    cxx = "$prefix/clang++"
-    ld = cxx
-    readelf = "${toolprefix}readelf"
-    ar = "${prefix}/llvm-ar"
-    nm = "${toolprefix}nm"
+    if (is_bsd) {
+      prefix = "/usr/local/bin"
+      cc = "cc"
+      cxx = "c++"
+      ld = cxx
+      readelf = "readelf"
+      ar = "${prefix}/ar"
+      nm = "${toolprefix}nm"
+    } else {
+      prefix = rebase_path("$clang_base_path/bin", root_build_dir)
+      cc = "$prefix/clang"
+      cxx = "$prefix/clang++"
+      ld = cxx
+      readelf = "${toolprefix}readelf"
+      ar = "${prefix}/llvm-ar"
+      nm = "${toolprefix}nm"
+    }
 
     forward_variables_from(invoker,
                            [