From 8d5bdaf443ed924cf49a1981b5c566020d0d1beb Mon Sep 17 00:00:00 2001
From: Sam Litowitz <samlitowitz@users.noreply.github.com>
Date: Wed, 13 Jul 2022 09:19:35 -0400
Subject: [PATCH] Fixes #10938: Do not display duplicate ignore extension hints

---
 src/Composer/DependencyResolver/SolverProblemsException.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Composer/DependencyResolver/SolverProblemsException.php b/src/Composer/DependencyResolver/SolverProblemsException.php
index deaec7d24..33a122ad9 100644
--- a/src/Composer/DependencyResolver/SolverProblemsException.php
+++ b/src/Composer/DependencyResolver/SolverProblemsException.php
@@ -119,7 +119,7 @@ class SolverProblemsException extends \RuntimeException
 
         $ignoreExtensionsArguments = implode(" ", array_map(function ($extension) {
             return "--ignore-platform-req=$extension";
-        }, $missingExtensions));
+        }, array_unique($missingExtensions)));
 
         $text = "To enable extensions, verify that they are enabled in your .ini files:\n    - ";
         $text .= implode("\n    - ", $paths);