Auto merge of #114821 - matthiaskrgr:rollup-bahtz9m, r=matthiaskrgr

Rollup of 5 pull requests

Successful merges:

 - #114745 (Make Const more useful in smir)
 - #114752 (fixed *const [type error] does not implement the Copy trait)
 - #114760 (DebugInfo: Updates test cases that add method declarations.)
 - #114815 (Update books)
 - #114817 (Remove unnecessary FIXME)

r? `@ghost`
`@rustbot` modify labels: rollup

1 files changed, 26 insertions, 0 deletions

diff --git a/tests/codegen/method-declaration.rs b/tests/codegen/method-declaration.rs
new file mode 100644
index 00000000000..4ae332b0107
--- /dev/null
+++ b/tests/codegen/method-declaration.rs
@@ -0,0 +1,26 @@
+// compile-flags: -g -Cno-prepopulate-passes
+
+// Verify that we added a declaration for a method.
+
+// CHECK: define{{.*}}@method{{.*}} !dbg ![[METHOD_DEF_DBG:[0-9]+]]
+// CHECK: define{{.*}}@function{{.*}} !dbg ![[FUNC_DEF_DBG:[0-9]+]]
+
+#![crate_type = "lib"]
+
+// CHECK-DAG: ![[FOO_DBG:[0-9]+]] = !DICompositeType(tag: {{.*}} name: "Foo", {{.*}} identifier:
+pub struct Foo;
+
+impl Foo {
+    // CHECK-DAG: ![[METHOD_DEF_DBG]] = distinct !DISubprogram(name: "method"{{.*}}, scope: ![[FOO_DBG]]{{.*}}DISPFlagDefinition{{.*}}, declaration: ![[METHOD_DECL_DBG:[0-9]+]]
+    // CHECK-DAG: ![[METHOD_DECL_DBG]] = !DISubprogram(name: "method"{{.*}}, scope: ![[FOO_DBG]]
+    #[no_mangle]
+    pub fn method() {}
+}
+
+// CHECK: ![[FUNC_DEF_DBG]] = distinct !DISubprogram(name: "function"
+// CHECK-NOT: declaration
+// CHECK-SAME: DISPFlagDefinition
+// CHECK-NOT: declaration
+// CHECK-SAME: )
+#[no_mangle]
+pub fn function() {}