Correctly detect drive letter in path

PR #18258. Closes #18224.
2 years ago · b12fdcf018
1 changed files with 1 additions and 1 deletions
--- a/src/base/path.cpp
+++ b/src/base/path.cpp
@ -142,7 +142,7 @@ Path Path::rootItem() const
 #ifdef Q_OS_WIN
    // should be `c:/` instead of `c:`
-    if (m_pathStr.at(slashIndex - 1) == u':')
+    if ((slashIndex == 2) && hasDriveLetter(m_pathStr))
        return createUnchecked(m_pathStr.left(slashIndex + 1));
 #endif
    return createUnchecked(m_pathStr.left(slashIndex));