From c363732eb5f2afddb41e02cc8f418378831c46ef Mon Sep 17 00:00:00 2001
From: Alexander Gorshenev <alexander.gorshenev@jetbrains.com>
Date: Tue, 12 Sep 2017 15:50:23 +0300
Subject: [PATCH] Report an explicit error when linker invocation fails. In
 addition ir makes exit code 1, rather than 0 if it was the only problem
 during compilation.

---
 .../src/org/jetbrains/kotlin/backend/konan/LinkStage.kt          | 1 +
 1 file changed, 1 insertion(+)

diff --git a/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/LinkStage.kt b/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/LinkStage.kt
index f604a72dc1f..d3c1ca31dfb 100644
--- a/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/LinkStage.kt
+++ b/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/LinkStage.kt
@@ -305,6 +305,7 @@ internal class LinkStage(val context: Context) {
         try {
             runTool(*linkCommand.toTypedArray())
         } catch (e: KonanExternalToolFailure) {
+            context.reportCompilationError("linker invocation reported errors")
             return null
         }
         if (platform is MacOSBasedPlatform && context.shouldContainDebugInfo()) {