From 26726df57815ff278caebfbb91b1a75f4337e042 Mon Sep 17 00:00:00 2001
From: Elaheh Rashedi <elrashed@microsoft.com>
Date: Mon, 14 Dec 2020 13:48:17 -0800
Subject: [PATCH] check for valid user compiler path (#6606)

* valid user compiler path

* fix lint error
---
 Extension/src/LanguageServer/cppBuildTaskProvider.ts | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/Extension/src/LanguageServer/cppBuildTaskProvider.ts b/Extension/src/LanguageServer/cppBuildTaskProvider.ts
index fa93b334b0..a48aff428d 100644
--- a/Extension/src/LanguageServer/cppBuildTaskProvider.ts
+++ b/Extension/src/LanguageServer/cppBuildTaskProvider.ts
@@ -142,9 +142,12 @@ export class CppBuildTaskProvider implements TaskProvider {
         if (knownCompilerPaths) {
             result = knownCompilerPaths.map<Task>(compilerPath => this.getTask(compilerPath, appendSourceToName, undefined));
         }
-        // Task for user compiler path setting
+        // Task for valid user compiler path setting
         if (userCompilerPath) {
-            result.push(this.getTask(userCompilerPath, appendSourceToName, userCompilerPathAndArgs?.additionalArgs));
+            const isCompilerValid: boolean = await util.checkFileExists(userCompilerPath);
+            if (isCompilerValid) {
+                result.push(this.getTask(userCompilerPath, appendSourceToName, userCompilerPathAndArgs?.additionalArgs));
+            }
         }
         return result;
     }