objectivec: Set -Wno-vla when buildingHEADmaster

Objective-C protobuf uses VLAs for performance reasons. Ensure Clang
doesn’t complain about them.

1 files changed, 3 insertions, 0 deletions

diff --git a/BUILD b/BUILD
index 7f7ec759..df9867b6 100644
--- a/BUILD
+++ b/BUILD
@@ -934,6 +934,9 @@ OBJC_SRCS = [
 objc_library(
     name = "objectivec",
     hdrs = OBJC_HDRS + OBJC_PRIVATE_HDRS,
+    copts = [
+        "-Wno-vla",
+    ],
     includes = [
         "objectivec",
     ],