From 3f868cc55d7a1388fe8315a6938b95c9da1fb68e Mon Sep 17 00:00:00 2001
From: Svyatoslav Scherbina <svyatoslav.scherbina@jetbrains.com>
Date: Fri, 11 Oct 2019 11:52:47 +0300
Subject: [PATCH] Use -Werror when compiling C++ sources (including runtime)

---
 .../src/main/groovy/org/jetbrains/kotlin/CompileToBitcode.groovy | 1 +
 1 file changed, 1 insertion(+)

diff --git a/build-tools/src/main/groovy/org/jetbrains/kotlin/CompileToBitcode.groovy b/build-tools/src/main/groovy/org/jetbrains/kotlin/CompileToBitcode.groovy
index e8fd9833026..8191f27d4c0 100644
--- a/build-tools/src/main/groovy/org/jetbrains/kotlin/CompileToBitcode.groovy
+++ b/build-tools/src/main/groovy/org/jetbrains/kotlin/CompileToBitcode.groovy
@@ -119,6 +119,7 @@ class CompileCppToBitcode extends DefaultTask {
             workingDir objDir
             executable "clang++"
             args '-std=c++14'
+            args '-Werror'
             args '-O2'
             if (!targetingMinGW) {
                 args '-fPIC'