[PATCH] D102580: [Demangle][Rust] Parse pointer types

[Tomasz Miąsko via Phabricator via llvm-commits]

tmiasko created this revision.
tmiasko added a reviewer: dblaikie.
Herald added subscribers: JDevlieghere, hiraditya.
tmiasko requested review of this revision.
Herald added a project: LLVM.
Herald added a subscriber: llvm-commits.

Depends on D102579 <https://reviews.llvm.org/D102579>


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D102580

Files:
  llvm/lib/Demangle/RustDemangle.cpp
  llvm/test/Demangle/rust.test


Index: llvm/test/Demangle/rust.test
===================================================================
--- llvm/test/Demangle/rust.test
+++ llvm/test/Demangle/rust.test
@@ -178,6 +178,18 @@
 CHECK: types::<(_, _, _)>
        _RIC5typesTpppEE
 
+CHECK: types::<&u8>
+       _RIC5typesRhE
+
+CHECK: types::<&mut u8>
+       _RIC5typesQhE
+
+CHECK: types::<*const u8>
+       _RIC5typesPhE
+
+CHECK: types::<*mut u8>
+       _RIC5typesOhE
+
 ; Integer constants. Test value demangling.
 
 CHECK: integer::<0>
Index: llvm/lib/Demangle/RustDemangle.cpp
===================================================================
--- llvm/lib/Demangle/RustDemangle.cpp
+++ llvm/lib/Demangle/RustDemangle.cpp
@@ -452,6 +452,24 @@
     print(")");
     break;
   }
+  case 'R':
+    print("&");
+    // FIXME demangle [<lifetime>].
+    demangleType();
+    break;
+  case 'Q':
+    print("&mut ");
+    // FIXME demangle [<lifetime>].
+    demangleType();
+    break;
+  case 'P':
+    print("*const ");
+    demangleType();
+    break;
+  case 'O':
+    print("*mut ");
+    demangleType();
+    break;
   case 'C':
   case 'M':
   case 'X':


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