Make `compile_error!` lazy and emit a diagnostic

1 files changed, 6 insertions, 0 deletions

diff --git a/crates/hir_def/src/body/tests.rs b/crates/hir_def/src/body/tests.rs
index c7003f2a6..7e78340ee 100644
--- a/crates/hir_def/src/body/tests.rs
+++ b/crates/hir_def/src/body/tests.rs
@@ -85,6 +85,9 @@ macro_rules! env {}
 macro_rules! include {}
 
 #[rustc_builtin_macro]
+macro_rules! compile_error {}
+
+#[rustc_builtin_macro]
 macro_rules! format_args {
     () => {}
 }
@@ -103,6 +106,9 @@ fn f() {
     env!("OUT_DIR");
   //^^^^^^^^^^^^^^^ `OUT_DIR` not set, enable "load out dirs from check" to fix
 
+    compile_error!("compile_error works");
+  //^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `compile_error!` called: compile_error works
+
     // Lazy:
 
     format_args!();