From e97feb96e4daf7d53538c9c8773d50459a59e5ee Mon Sep 17 00:00:00 2001
From: Ryan Liptak <squeek502@hotmail.com>
Date: Mon, 1 Nov 2021 00:54:04 -0700
Subject: Replace ArrayList.init/ensureTotalCapacity pairs with initCapacity

Because ArrayList.initCapacity uses 'precise' capacity allocation, this should save memory on average, and definitely will save memory in cases where ArrayList is used where a regular allocated slice could have also be used.
---
 src/Compilation.zig | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

(limited to 'src/Compilation.zig')

diff --git a/src/Compilation.zig b/src/Compilation.zig
index 385a98401a..4a8d9aec02 100644
--- a/src/Compilation.zig
+++ b/src/Compilation.zig
@@ -3812,8 +3812,7 @@ fn detectLibCIncludeDirs(
 }
 
 fn detectLibCFromLibCInstallation(arena: *Allocator, target: Target, lci: *const LibCInstallation) !LibCDirs {
-    var list = std.ArrayList([]const u8).init(arena);
-    try list.ensureTotalCapacity(4);
+    var list = try std.ArrayList([]const u8).initCapacity(arena, 4);
 
     list.appendAssumeCapacity(lci.include_dir.?);
 
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