From 8d92048c8c6a1fe19484fd91631e716aa002f194 Mon Sep 17 00:00:00 2001
From: Jordi Boggiano <j.boggiano@seld.be>
Date: Thu, 24 Oct 2019 15:20:14 +0200
Subject: [PATCH] Update safeguard code, fixes #8383

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

diff --git a/src/Composer/DependencyResolver/Decisions.php b/src/Composer/DependencyResolver/Decisions.php
index 86b62c3d3..abd1a110b 100644
--- a/src/Composer/DependencyResolver/Decisions.php
+++ b/src/Composer/DependencyResolver/Decisions.php
@@ -183,7 +183,7 @@ class Decisions implements \Iterator, \Countable
 
         $previousDecision = isset($this->decisionMap[$packageId]) ? $this->decisionMap[$packageId] : null;
         if ($previousDecision != 0) {
-            $literalString = $this->pool->literalToString($literal);
+            $literalString = $this->pool->literalToPrettyString($literal, []);
             $package = $this->pool->literalToPackage($literal);
             throw new SolverBugException(
                 "Trying to decide $literalString on level $level, even though $package was previously decided as ".(int) $previousDecision."."