[MS demangler] Use a slightly shorter unmangling for mangled strings.

Before: const wchar_t * {L"%"}
Now: L"%"

See also PR39593.
Differential Revision: https://reviews.llvm.org/D54294


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@346544 91177308-0d34-0410-b5e6-96231b3b80d8

Author: nico

lib/Demangle/MicrosoftDemangleNodes.cpp

@@ -161,22 +161,21 @@ void EncodedStringLiteralNode::output(OutputStream &OS,
                                       OutputFlags Flags) const {
   switch (Char) {
   case CharKind::Wchar:
-    OS << "const wchar_t * {L\"";
+    OS << "L\"";
     break;
   case CharKind::Char:
-    OS << "const char * {\"";
+    OS << "\"";
     break;
   case CharKind::Char16:
-    OS << "const char16_t * {u\"";
+    OS << "u\"";
     break;
   case CharKind::Char32:
-    OS << "const char32_t * {U\"";
+    OS << "U\"";
     break;
   }
   OS << DecodedString << "\"";
   if (IsTruncated)
     OS << "...";
-  OS << "}";
 }
 
 void IntegerLiteralNode::output(OutputStream &OS, OutputFlags Flags) const {

test/Demangle/ms-operators.test

@@ -153,7 +153,7 @@
 ; CHECK: `struct S & __cdecl getS(void)'::`2'::`local static guard'{2}
 
 ??_C@_02PCEFGMJL@hi?$AA@
-; CHECK: const char * {"hi"}
+; CHECK: "hi"
 
 ??_DDiamond@@QEAAXXZ
 ; CHECK: void __cdecl Diamond::`vbase dtor'(void)