From 91b4729962ddec96d1ee60d742326da828dae94a Mon Sep 17 00:00:00 2001
From: Andrew Kelley <andrew@ziglang.org>
Date: Sun, 30 Apr 2023 12:14:02 -0700
Subject: [PATCH] fix compilation error on 32-bit LLVM-enabled compiler builds

Fixes a regression introduced in
9295355985202c267b4326b5a6e2ad5158b48e5d that caused 32-bit builds with
`-Denable-llvm` to fail to build from source due to that common
u64/usize casting issue.
---
 src/value.zig | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/value.zig b/src/value.zig
index 16ccc0c642..503797abba 100644
--- a/src/value.zig
+++ b/src/value.zig
@@ -5390,7 +5390,7 @@ pub const Value = extern union {
     /// have the same value, return that byte value, otherwise null.
     pub fn hasRepeatedByteRepr(val: Value, ty: Type, mod: *Module, value_buffer: *Payload.U64) !?Value {
         const target = mod.getTarget();
-        const abi_size = ty.abiSize(target);
+        const abi_size = std.math.cast(usize, ty.abiSize(target)) orelse return null;
         assert(abi_size >= 1);
         const byte_buffer = try mod.gpa.alloc(u8, abi_size);
         defer mod.gpa.free(byte_buffer);