gn build: Set is_clang to true in stage2 toolchains.

Differential Revision: https://reviews.llvm.org/D57202

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@352146 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/utils/gn/build/toolchain/BUILD.gn b/utils/gn/build/toolchain/BUILD.gn
index ea0c68359a12379f8046163a98a783e29a8c52fd..8f5f14faa3d489dfbaa31090fe01daa7ead3d5b8 100644 (file)
--- a/utils/gn/build/toolchain/BUILD.gn
+++ b/utils/gn/build/toolchain/BUILD.gn
@@ -175,6 +175,7 @@ stage2_unix_toolchain("stage2_unix") {
   toolchain_args = {
     current_os = host_os
     current_cpu = host_cpu
+    is_clang = true
     use_lld = host_os != "mac"
   }
 }
@@ -184,6 +185,7 @@ if (android_ndk_path != "") {
     toolchain_args = {
       current_os = "android"
       current_cpu = "arm64"
+      is_clang = true
       use_lld = true
     }
   }