From c1569cc0078bc9fae97d22d3050fbe90f3976c3f Mon Sep 17 00:00:00 2001
From: bjorn3 <17426603+bjorn3@users.noreply.github.com>
Date: Sun, 11 Jan 2026 17:25:20 +0000
Subject: [PATCH] Lower extern "rust-cold" to default calling convention

The next Cranelift release will support for CallConv::Cold as it was
already effectively equivalent to the default calling convention.
---
 src/abi/mod.rs | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/abi/mod.rs b/src/abi/mod.rs
index 09d71f5dd557..94891b632f56 100644
--- a/src/abi/mod.rs
+++ b/src/abi/mod.rs
@@ -53,8 +53,7 @@ pub(crate) fn conv_to_call_conv(
     default_call_conv: CallConv,
 ) -> CallConv {
     match c {
-        CanonAbi::Rust | CanonAbi::C => default_call_conv,
-        CanonAbi::RustCold => CallConv::Cold,
+        CanonAbi::Rust | CanonAbi::RustCold | CanonAbi::C => default_call_conv,
 
         // Functions with this calling convention can only be called from assembly, but it is
         // possible to declare an `extern "custom"` block, so the backend still needs a calling