From ab8636f3e008d9fadba7799b9e71acbe23106b4d Mon Sep 17 00:00:00 2001
From: Lukas Taegert <lukas.taegert@tngtech.com>
Date: Thu, 9 Nov 2017 08:02:22 +0100
Subject: [PATCH] Resolve #1706

---
 src/ast/ExecutionPathOptions.js                      | 12 +++++++++++-
 .../handle-labels-inside-functions/_config.js        |  3 +++
 .../samples/handle-labels-inside-functions/main.js   | 12 ++++++++++++
 3 files changed, 26 insertions(+), 1 deletion(-)
 create mode 100644 test/function/samples/handle-labels-inside-functions/_config.js
 create mode 100644 test/function/samples/handle-labels-inside-functions/main.js

diff --git a/src/ast/ExecutionPathOptions.js b/src/ast/ExecutionPathOptions.js
index eaaf9a46827..ab979e2a7da 100644
--- a/src/ast/ExecutionPathOptions.js
+++ b/src/ast/ExecutionPathOptions.js
@@ -35,6 +35,16 @@ export default class ExecutionPathOptions {
 		return this._optionValues.get( option );
 	}
 
+	/**
+	 * Returns a new ExecutionPathOptions instance with the given option removed.
+	 * Does not mutate the current instance. Also works in sub-classes.
+	 * @param {string} option - The name of an option
+	 * @returns {*} Its value
+	 */
+	remove ( option ) {
+		return new this.constructor( this._optionValues.remove( option ) );
+	}
+
 	/**
 	 * Returns a new ExecutionPathOptions instance with the given option set to a new value.
 	 * Does not mutate the current instance. Also works in sub-classes.
@@ -245,7 +255,7 @@ export default class ExecutionPathOptions {
 	 * @return {ExecutionPathOptions}
 	 */
 	setIgnoreNoLabels () {
-		return this.set( OPTION_IGNORED_LABELS, null );
+		return this.remove( OPTION_IGNORED_LABELS );
 	}
 
 	/**
diff --git a/test/function/samples/handle-labels-inside-functions/_config.js b/test/function/samples/handle-labels-inside-functions/_config.js
new file mode 100644
index 00000000000..ca46e3f11ec
--- /dev/null
+++ b/test/function/samples/handle-labels-inside-functions/_config.js
@@ -0,0 +1,3 @@
+module.exports = {
+	description: 'do not fail when using labels inside functions (#1706)'
+};
diff --git a/test/function/samples/handle-labels-inside-functions/main.js b/test/function/samples/handle-labels-inside-functions/main.js
new file mode 100644
index 00000000000..1c66d5c71e7
--- /dev/null
+++ b/test/function/samples/handle-labels-inside-functions/main.js
@@ -0,0 +1,12 @@
+function loopWithLabel () {
+	label2: {
+		while ( true ) {
+			if ( Math.random() < 0.5 ) {
+				break label2;
+			}
+			console.log( 'loop' );
+		}
+	}
+}
+
+loopWithLabel();