From f4161189fa224754f720bbf314636ef5e1992406 Mon Sep 17 00:00:00 2001
From: Jim Blandy <jimb@red-bean.com>
Date: Fri, 8 Dec 2023 11:46:07 -0800
Subject: [PATCH] [naga wgsl-in] Relax arg type for
 `automatic_conversion_consensus`.

---
 naga/src/front/wgsl/lower/conversion.rs | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/naga/src/front/wgsl/lower/conversion.rs b/naga/src/front/wgsl/lower/conversion.rs
index 6e97e9dcbd..82cd0573e1 100644
--- a/naga/src/front/wgsl/lower/conversion.rs
+++ b/naga/src/front/wgsl/lower/conversion.rs
@@ -214,13 +214,17 @@ impl<'source, 'temp, 'out> super::ExpressionContext<'source, 'temp, 'out> {
     /// considers their leaf scalar types. This means it may return `Ok`
     /// even when the Naga validator will reject the resulting
     /// construction expression later.
-    pub fn automatic_conversion_consensus(
+    pub fn automatic_conversion_consensus<'handle, I>(
         &self,
-        components: &[Handle<crate::Expression>],
-    ) -> Result<crate::Scalar, usize> {
+        components: I,
+    ) -> Result<crate::Scalar, usize>
+    where
+        I: IntoIterator<Item = &'handle Handle<crate::Expression>>,
+        I::IntoIter: Clone, // for debugging
+    {
         let types = &self.module.types;
         let mut inners = components
-            .iter()
+            .into_iter()
             .map(|&c| self.typifier()[c].inner_with(types));
         log::debug!(
             "wgsl automatic_conversion_consensus: {:?}",