[PATCH] D102573: [Demangle][Rust] Parse array type

[Tomasz Miąsko via Phabricator via llvm-commits]

This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
tmiasko marked an inline comment as done.
Closed by commit rGb42400ccf3be: [Demangle][Rust] Parse array type (authored by tmiasko).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D102573/new/

https://reviews.llvm.org/D102573

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
@@ -155,6 +155,11 @@
 CHECK: named::<Name<>>
        _RIC5namedIC4NameEE
 
+; Types
+
+CHECK: types::<[u8; 0]>
+       _RIC5typesAhj0_E
+
 ; Integer constants. Test value demangling.
 
 CHECK: integer::<0>
Index: llvm/lib/Demangle/RustDemangle.cpp
===================================================================
--- llvm/lib/Demangle/RustDemangle.cpp
+++ llvm/lib/Demangle/RustDemangle.cpp
@@ -421,14 +421,26 @@
 //          | "D" <dyn-bounds> <lifetime> // dyn Trait<Assoc = X> + Send + 'a
 //          | <backref>                   // backref
 void Demangler::demangleType() {
-  char C = look();
+  size_t Start = Position;
+
+  char C = consume();
   BasicType Type;
-  if (parseBasicType(C, Type)) {
-    consume();
+  if (parseBasicType(C, Type))
     return printBasicType(Type);
-  }
 
-  demanglePath(InType::Yes);
+  switch (C) {
+  case 'A':
+    print("[");
+    demangleType();
+    print("; ");
+    demangleConst();
+    print("]");
+    break;
+  default:
+    Position = Start;
+    demanglePath(InType::Yes);
+    break;
+  }
 }
 
 // <const> = <basic-type> <const-data>


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