From 3603f90fa7a3740057d00f51e46e20972d297ba0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Alex=20R=C3=B8nne=20Petersen?= <alex@alexrp.com>
Date: Fri, 16 Oct 2026 22:05:20 +0200
Subject: [PATCH] std.Target: fix cTypeByteSize(.longdouble) when
 cTypeBitSize(.longdouble) == 32

This occurs on AVR.
---
 lib/std/Target.zig | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/std/Target.zig b/lib/std/Target.zig
index fc2f550586ca6c4c7cb5cffcd72fb29672a87cb9..486bacf822a6559a53fe15bb97b87a562ba620f3 100644
--- a/lib/std/Target.zig
+++ b/lib/std/Target.zig
@@ -3216,6 +3216,7 @@ pub fn cTypeByteSize(t: *const Target, c_type: CType) ?u16 {
         => @divExact(cTypeBitSize(t, c_type) orelse return null, 8),
 
         .longdouble => switch (cTypeBitSize(t, c_type) orelse return null) {
+            32 => 4,
             64 => 8,
             80 => @intCast(std.mem.alignForward(usize, 10, cTypeAlignment(t, c_type).?)),
             128 => 16,
-- 
2.54.0