From 65cad8ab1398667bdc401cbdfaabfcd9cc8459d8 Mon Sep 17 00:00:00 2001
From: Ryan Liptak <squeek502@hotmail.com>
Date: Fri, 7 Jun 2024 00:24:29 -0700
Subject: Fix index-of-out-bounds when no versions are found in the sdk lib dir

The current code wrongly assumes that versions[0] will always exist after the iterateAndFilterByVersion call.
---
 lib/std/zig/WindowsSdk.zig | 1 +
 1 file changed, 1 insertion(+)

(limited to 'lib/std')

diff --git a/lib/std/zig/WindowsSdk.zig b/lib/std/zig/WindowsSdk.zig
index 01a2e7d263..7e58b0f822 100644
--- a/lib/std/zig/WindowsSdk.zig
+++ b/lib/std/zig/WindowsSdk.zig
@@ -476,6 +476,7 @@ pub const Installation = struct {
 
             var iterator = sdk_lib_dir.iterate();
             const versions = try iterateAndFilterByVersion(&iterator, allocator, prefix);
+            if (versions.len == 0) return error.InstallationNotFound;
             defer {
                 for (versions[1..]) |version| allocator.free(version);
                 allocator.free(versions);
-- 
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