From e4b3fc18d33199e2081d300f14687d81be48b6a0 Mon Sep 17 00:00:00 2001
From: Haojian Wu <hokein.wu@gmail.com>
Date: Fri, 12 Jun 2020 15:42:29 +0200
Subject: [PATCH] Get rid of -Wunused warnings in release build, NFC.

---
 clang/lib/StaticAnalyzer/Frontend/CheckerRegistry.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/clang/lib/StaticAnalyzer/Frontend/CheckerRegistry.cpp b/clang/lib/StaticAnalyzer/Frontend/CheckerRegistry.cpp
index c2ca9c12b025..4a7e0d91ea23 100644
--- a/clang/lib/StaticAnalyzer/Frontend/CheckerRegistry.cpp
+++ b/clang/lib/StaticAnalyzer/Frontend/CheckerRegistry.cpp
@@ -285,6 +285,7 @@ CheckerRegistry::CheckerRegistry(
   resolveDependencies<true>();
   resolveDependencies<false>();
 
+#ifndef NDEBUG // avoid -Wunused warnings in release build.
   for (auto &DepPair : Dependencies) {
     for (auto &WeakDepPair : WeakDependencies) {
       // Some assertions to enforce that strong dependencies are relations in
@@ -298,6 +299,7 @@ CheckerRegistry::CheckerRegistry(
              "A strong dependency mustn't be a weak dependency as well!");
     }
   }
+#endif
 
   resolveCheckerAndPackageOptions();