Add test

Co-Authored-By: Alex Crichton <alex@alexcrichton.com>

tests/ui/wasm/wasm-bindgen-broken-error.rs

@@ -0,0 +1,28 @@
+//@ only-wasm32
+//@ revisions: v0_1_0 v0_2_87 v0_2_88 v0_3_0 v1_0_0
+//@[v0_1_0] check-fail
+//@[v0_1_0] rustc-env:CARGO_PKG_VERSION_MAJOR=0
+//@[v0_1_0] rustc-env:CARGO_PKG_VERSION_MINOR=1
+//@[v0_1_0] rustc-env:CARGO_PKG_VERSION_PATCH=0
+//@[v0_2_87] check-fail
+//@[v0_2_87] rustc-env:CARGO_PKG_VERSION_MAJOR=0
+//@[v0_2_87] rustc-env:CARGO_PKG_VERSION_MINOR=2
+//@[v0_2_87] rustc-env:CARGO_PKG_VERSION_PATCH=87
+//@[v0_2_88] check-pass
+//@[v0_2_88] rustc-env:CARGO_PKG_VERSION_MAJOR=0
+//@[v0_2_88] rustc-env:CARGO_PKG_VERSION_MINOR=2
+//@[v0_2_88] rustc-env:CARGO_PKG_VERSION_PATCH=88
+//@[v0_3_0] check-pass
+//@[v0_3_0] rustc-env:CARGO_PKG_VERSION_MAJOR=0
+//@[v0_3_0] rustc-env:CARGO_PKG_VERSION_MINOR=3
+//@[v0_3_0] rustc-env:CARGO_PKG_VERSION_PATCH=0
+//@[v1_0_0] check-pass
+//@[v1_0_0] rustc-env:CARGO_PKG_VERSION_MAJOR=1
+//@[v1_0_0] rustc-env:CARGO_PKG_VERSION_MINOR=0
+//@[v1_0_0] rustc-env:CARGO_PKG_VERSION_PATCH=0
+
+#![crate_name = "wasm_bindgen"]
+//[v0_1_0]~^ ERROR: older versions of the `wasm-bindgen` crate
+//[v0_2_87]~^^ ERROR: older versions of the `wasm-bindgen` crate
+
+fn main() {}

tests/ui/wasm/wasm-bindgen-broken-error.v0_1_0.stderr

@@ -0,0 +1,8 @@
+error: older versions of the `wasm-bindgen` crate are incompatible with current versions of Rust; please update to `wasm-bindgen` v0.2.88
+  --> $DIR/wasm-bindgen-broken-error.rs:24:1
+   |
+LL | #![crate_name = "wasm_bindgen"]
+   | ^
+
+error: aborting due to 1 previous error
+

tests/ui/wasm/wasm-bindgen-broken-error.v0_2_87.stderr

@@ -0,0 +1,8 @@
+error: older versions of the `wasm-bindgen` crate are incompatible with current versions of Rust; please update to `wasm-bindgen` v0.2.88
+  --> $DIR/wasm-bindgen-broken-error.rs:24:1
+   |
+LL | #![crate_name = "wasm_bindgen"]
+   | ^
+
+error: aborting due to 1 previous error
+