From eb02e7be68e55fef5f4341812f733677f8d3f8bb Mon Sep 17 00:00:00 2001
From: Ryan Lester <hacker@linux.com>
Date: Sat, 15 May 2021 16:38:03 -0400
Subject: [PATCH] fix(@angular-devkit/build-angular): correctly resolve babel
 runtime helpers

Closes #20800
---
 .../angular_devkit/build_angular/src/webpack/configs/common.ts  | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/packages/angular_devkit/build_angular/src/webpack/configs/common.ts b/packages/angular_devkit/build_angular/src/webpack/configs/common.ts
index 4f9ef6228dbe..68b1a3e1a99c 100644
--- a/packages/angular_devkit/build_angular/src/webpack/configs/common.ts
+++ b/packages/angular_devkit/build_angular/src/webpack/configs/common.ts
@@ -483,6 +483,8 @@ export function getCommonConfig(wco: WebpackConfigOptions): Configuration {
         },
         {
           test: /\.[cm]?js$|\.tsx?$/,
+          // The below is needed due to a bug in `@babel/runtime`. See: https://github.com/babel/babel/issues/12824
+          resolve: { fullySpecified: false },
           exclude: [/[\/\\](?:core-js|\@babel|tslib|web-animations-js)[\/\\]/],
           use: [
             {