From: Pierre-Emmanuel Patry <pierre-emmanuel.patry@embecosm.com>
Date: Tue, 18 Jul 2023 13:43:06 +0000 (+0200)
Subject: gccrs: proc macro: Add crate type regression tests
X-Git-Tag: basepoints/gcc-15~2331
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ad4c18174bb3dab443435fe19ca593206f98cddf;p=thirdparty%2Fgcc.git

gccrs: proc macro: Add crate type regression tests

Add several tests to prevent regression with proc_macro,
proc_macro_derive and proc_macro_attribute attributes error messages.

gcc/testsuite/ChangeLog:

	* rust/compile/proc_macro_attribute_crate_type.rs: New test.
	* rust/compile/proc_macro_crate_type.rs: New test.
	* rust/compile/proc_macro_derive_crate_type.rs: New test.

Signed-off-by: Pierre-Emmanuel Patry <pierre-emmanuel.patry@embecosm.com>
---

diff --git a/gcc/testsuite/rust/compile/proc_macro_attribute_crate_type.rs b/gcc/testsuite/rust/compile/proc_macro_attribute_crate_type.rs
new file mode 100644
index 000000000000..9ffd2b079b49
--- /dev/null
+++ b/gcc/testsuite/rust/compile/proc_macro_attribute_crate_type.rs
@@ -0,0 +1,4 @@
+// { dg-additional-options "-frust-crate-type=lib" }
+
+#[proc_macro_attribute] // { dg-excess-errors "the '#\[proc_macro_attribute\]' attribute is only usable with crates of the 'proc-macro' crate type" }
+pub fn my_invalid_macro() {}
diff --git a/gcc/testsuite/rust/compile/proc_macro_crate_type.rs b/gcc/testsuite/rust/compile/proc_macro_crate_type.rs
new file mode 100644
index 000000000000..f27a94a6d33c
--- /dev/null
+++ b/gcc/testsuite/rust/compile/proc_macro_crate_type.rs
@@ -0,0 +1,4 @@
+// { dg-additional-options "-frust-crate-type=lib" }
+
+#[proc_macro] // { dg-excess-errors "the '#\[proc_macro\]' attribute is only usable with crates of the 'proc-macro' crate type" }
+pub fn my_invalid_macro() {}
diff --git a/gcc/testsuite/rust/compile/proc_macro_derive_crate_type.rs b/gcc/testsuite/rust/compile/proc_macro_derive_crate_type.rs
new file mode 100644
index 000000000000..20f69970dc4a
--- /dev/null
+++ b/gcc/testsuite/rust/compile/proc_macro_derive_crate_type.rs
@@ -0,0 +1,6 @@
+// { dg-additional-options "-frust-crate-type=lib" }
+
+trait Dungeness {}
+
+#[proc_macro_derive(Dungeness)] // { dg-excess-errors "the '#\[proc_macro_derive\]' attribute is only usable with crates of the 'proc-macro' crate type" }
+pub fn my_invalid_macro() {}