Add compile errors when built with unsupported wasm features

soroban-sdk/src/lib.rs

@@ -47,16 +47,11 @@
 #[cfg(all(target_family = "wasm", feature = "testutils"))]
 compile_error!("'testutils' feature is not supported on 'wasm' target");
 
-#[cfg(all(
-    target_family = "wasm",
-    any(target_feature = "reference-types", target_feature = "multivalue")
-))]
-compile_!(
-    "Compiler configuration is unsupported by Soroban Environment, because a
-    Wasm feature is enabled that is not yet supported: reference-types,
-    multivalue. Use Rust 1.81 or older, or disable reference-types or
-    multivalue."
-);
+#[cfg(all(target_family = "wasm", target_feature = "reference-types",))]
+compile_error!("Compiler configuration is unsupported by Soroban Environment, because a Wasm target-feature is enabled that is not yet supported: reference-types. Use Rust 1.81 or older.");
+
+#[cfg(all(target_family = "wasm", target_feature = "multivalue",))]
+compile_error!("Compiler configuration is unsupported by Soroban Environment, because a Wasm target-feature is enabled that is not yet supported: multivalue. Use Rust 1.81 or older.");
 
 // When used in a no_std contract, provide a panic handler as one is required.
 #[cfg(all(not(feature = "alloc"), target_family = "wasm"))]