From 3a3a3690bc4c0b8d50756014dbe2ea85f3075fdc Mon Sep 17 00:00:00 2001
From: Ryan Harrison <rharrison@chromium.org>
Date: Thu, 23 Aug 2018 21:12:35 +0000
Subject: Enable warnings for shadowed variables

This CL adds in -Wshadow that will throw a warning whenever a variable
is being shadowed.

BUG=pdfium:1137

Change-Id: I879683fbf2f84c6609cf496308ddadb74c2f26aa
Reviewed-on: https://pdfium-review.googlesource.com/41250
Reviewed-by: Henrique Nakashima <hnakashima@chromium.org>
Commit-Queue: Ryan Harrison <rharrison@chromium.org>
---
 BUILD.gn | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/BUILD.gn b/BUILD.gn
index b3a56f70b0..99e71cfbc8 100644
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -72,6 +72,9 @@ config("pdfium_core_config") {
   cflags = []
   configs = [ ":pdfium_common_config" ]
   defines = [ "V8_DEPRECATION_WARNINGS" ]
+  if (is_clang) {
+    cflags += [ "-Wshadow" ]
+  }
   if (is_linux) {
     if (current_cpu == "x64") {
       defines += [ "_FX_CPU_=_FX_X64_" ]
-- 
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