---

yaml
---
r: 221101
b: refs/heads/tmp
c: 9175a16
h: refs/heads/master
i:
  221099: 58799ba
v: v3

Author: dotdash

[refs]

@@ -25,7 +25,7 @@ refs/tags/0.11.0: e1247cb1d0d681be034adb4b558b5a0c0d5720f9
 refs/tags/0.12.0: f0c419429ef30723ceaf6b42f9b5a2aeb5d2e2d1
 refs/heads/beta: c8bab9d06a179028a0d5129aa62f09d694d9cc49
 refs/tags/1.0.0-alpha: e42bd6d93a1d3433c486200587f8f9e12590a4d7
-refs/heads/tmp: 47128b8c7ed38b28e1e7788bc9d5197959d450e8
+refs/heads/tmp: 9175a16bd8c5b37c485dfe36fea8f9df96e02bf0
 refs/tags/1.0.0-alpha.2: 4c705f6bc559886632d3871b04f58aab093bfa2f
 refs/tags/homu-tmp: e58601ab085591c71a27ae82137fc313222c2270
 refs/tags/1.0.0-beta: 8cbb92b53468ee2b0c2d3eeb8567005953d40828

branches/tmp/src/librustc_trans/trans/debuginfo/metadata.rs

@@ -796,7 +796,20 @@ pub fn type_metadata<'a, 'tcx>(cx: &CrateContext<'a, 'tcx>,
             }
         }
         ty::TyBareFn(_, ref barefnty) => {
-            subroutine_type_metadata(cx, unique_type_id, &barefnty.sig, usage_site_span)
+            let fn_metadata = subroutine_type_metadata(cx,
+                                                       unique_type_id,
+                                                       &barefnty.sig,
+                                                       usage_site_span).metadata;
+            match debug_context(cx).type_map
+                                   .borrow()
+                                   .find_metadata_for_unique_id(unique_type_id) {
+                Some(metadata) => return metadata,
+                None => { /* proceed normally */ }
+            };
+
+            // This is actually a function pointer, so wrap it in pointer DI
+            MetadataCreationResult::new(pointer_type_metadata(cx, t, fn_metadata), false)
+
         }
         ty::TyClosure(def_id, substs) => {
             let infcx = infer::normalizing_infer_ctxt(cx.tcx(), &cx.tcx().tables);

branches/tmp/src/test/debuginfo/basic-types-metadata.rs

@@ -42,6 +42,8 @@
 // gdb-check:type = f32
 // gdb-command:whatis f64
 // gdb-check:type = f64
+// gdb-command:whatis fnptr
+// gdb-check:type = void (*)(void)
 // gdb-command:info functions _yyy
 // gdb-check:[...]![...]_yyy([...]);
 // gdb-command:continue
@@ -65,6 +67,7 @@ fn main() {
     let u64: u64 = 64;
     let f32: f32 = 2.5;
     let f64: f64 = 3.5;
+    let fnptr : fn() = _zzz;
     _zzz(); // #break
     if 1 == 1 { _yyy(); }
 }