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Author: atlv24

naga/src/valid/interface.rs

@@ -460,6 +460,8 @@ impl VaryingContext<'_> {
                         ));
                     }
                 }
+                // If this is per-vertex, we change the type we validate to the inner type, otherwise we leave it be.
+                // This lets all validation be done on the inner type once we've ensured the per-vertex is array<T, 3>
                 let (ty, ty_inner) = if interpolation == Some(crate::Interpolation::PerVertex) {
                     let three = crate::ArraySize::Constant(core::num::NonZeroU32::new(3).unwrap());
                     match ty_inner {

naga/tests/in/spv/per-vertex.toml

@@ -1,2 +1,2 @@
 capabilities = "PER_VERTEX"
-targets = "IR | SPIRV | WGSL"
+targets = "SPIRV | WGSL"

naga/tests/in/wgsl/per-vertex.toml

@@ -1,2 +1,2 @@
 capabilities = "PER_VERTEX"
-targets = "IR | WGSL | SPIRV"
+targets = "WGSL | SPIRV"