Demangle: remove references to allocator for default allocator

The demangler had stopped using a custom allocator but had not been updated to
remove the use of the explicit allocator passing.  This removes that as we do
not need to do anything special here anymore.  This just makes the code more
compact.  NFC.

llvm-svn: 287472

1 files changed, 29 insertions, 50 deletions

diff --git a/llvm/lib/Demangle/ItaniumDemangle.cpp b/llvm/lib/Demangle/ItaniumDemangle.cpp
index 43c1e57bf0e..097b6ca2e08 100644
--- a/llvm/lib/Demangle/ItaniumDemangle.cpp
+++ b/llvm/lib/Demangle/ItaniumDemangle.cpp
@@ -831,8 +831,7 @@ static const char *parse_unresolved_type(const char *first, const char *last,
       t = parse_template_param(first, last, db);
       size_t k1 = db.names.size();
       if (t != first && k1 == k0 + 1) {
-        db.subs.push_back(
-            typename C::sub_type(1, db.names.back(), db.names.get_allocator()));
+        db.subs.push_back(typename C::sub_type(1, db.names.back()));
         first = t;
       } else {
         for (; k1 != k0; --k1)
@@ -845,8 +844,7 @@ static const char *parse_unresolved_type(const char *first, const char *last,
       if (t != first) {
         if (db.names.empty())
           return first;
-        db.subs.push_back(
-            typename C::sub_type(1, db.names.back(), db.names.get_allocator()));
+        db.subs.push_back(typename C::sub_type(1, db.names.back()));
         first = t;
       }
       break;
@@ -861,8 +859,7 @@ static const char *parse_unresolved_type(const char *first, const char *last,
             if (db.names.empty())
               return first;
             db.names.back().first.insert(0, "std::");
-            db.subs.push_back(typename C::sub_type(1, db.names.back(),
-                                                   db.names.get_allocator()));
+            db.subs.push_back(typename C::sub_type(1, db.names.back()));
             first = t;
           }
         }
@@ -1663,7 +1660,7 @@ static const char *parse_type(const char *first, const char *last, C &db) {
         if (t1 != t) {
           if (is_function)
             db.subs.pop_back();
-          db.subs.emplace_back(db.names.get_allocator());
+          db.subs.emplace_back();
           for (size_t k = k0; k < k1; ++k) {
             if (is_function) {
               size_t p = db.names[k].second.size();
@@ -1707,8 +1704,7 @@ static const char *parse_type(const char *first, const char *last, C &db) {
             if (db.names.empty())
               return first;
             first = t;
-            db.subs.push_back(typename C::sub_type(1, db.names.back(),
-                                                   db.names.get_allocator()));
+            db.subs.push_back(typename C::sub_type(1, db.names.back()));
           }
           break;
         case 'C':
@@ -1718,8 +1714,7 @@ static const char *parse_type(const char *first, const char *last, C &db) {
               return first;
             db.names.back().first.append(" complex");
             first = t;
-            db.subs.push_back(typename C::sub_type(1, db.names.back(),
-                                                   db.names.get_allocator()));
+            db.subs.push_back(typename C::sub_type(1, db.names.back()));
           }
           break;
         case 'F':
@@ -1728,8 +1723,7 @@ static const char *parse_type(const char *first, const char *last, C &db) {
             if (db.names.empty())
               return first;
             first = t;
-            db.subs.push_back(typename C::sub_type(1, db.names.back(),
-                                                   db.names.get_allocator()));
+            db.subs.push_back(typename C::sub_type(1, db.names.back()));
           }
           break;
         case 'G':
@@ -1739,8 +1733,7 @@ static const char *parse_type(const char *first, const char *last, C &db) {
               return first;
             db.names.back().first.append(" imaginary");
             first = t;
-            db.subs.push_back(typename C::sub_type(1, db.names.back(),
-                                                   db.names.get_allocator()));
+            db.subs.push_back(typename C::sub_type(1, db.names.back()));
           }
           break;
         case 'M':
@@ -1749,8 +1742,7 @@ static const char *parse_type(const char *first, const char *last, C &db) {
             if (db.names.empty())
               return first;
             first = t;
-            db.subs.push_back(typename C::sub_type(1, db.names.back(),
-                                                   db.names.get_allocator()));
+            db.subs.push_back(typename C::sub_type(1, db.names.back()));
           }
           break;
         case 'O': {
@@ -1758,7 +1750,7 @@ static const char *parse_type(const char *first, const char *last, C &db) {
           t = parse_type(first + 1, last, db);
           size_t k1 = db.names.size();
           if (t != first + 1) {
-            db.subs.emplace_back(db.names.get_allocator());
+            db.subs.emplace_back();
             for (size_t k = k0; k < k1; ++k) {
               if (db.names[k].second.substr(0, 2) == " [") {
                 db.names[k].first += " (";
@@ -1780,7 +1772,7 @@ static const char *parse_type(const char *first, const char *last, C &db) {
           t = parse_type(first + 1, last, db);
           size_t k1 = db.names.size();
           if (t != first + 1) {
-            db.subs.emplace_back(db.names.get_allocator());
+            db.subs.emplace_back();
             for (size_t k = k0; k < k1; ++k) {
               if (db.names[k].second.substr(0, 2) == " [") {
                 db.names[k].first += " (";
@@ -1807,7 +1799,7 @@ static const char *parse_type(const char *first, const char *last, C &db) {
           t = parse_type(first + 1, last, db);
           size_t k1 = db.names.size();
           if (t != first + 1) {
-            db.subs.emplace_back(db.names.get_allocator());
+            db.subs.emplace_back();
             for (size_t k = k0; k < k1; ++k) {
               if (db.names[k].second.substr(0, 2) == " [") {
                 db.names[k].first += " (";
@@ -1829,7 +1821,7 @@ static const char *parse_type(const char *first, const char *last, C &db) {
           t = parse_template_param(first, last, db);
           size_t k1 = db.names.size();
           if (t != first) {
-            db.subs.emplace_back(db.names.get_allocator());
+            db.subs.emplace_back();
             for (size_t k = k0; k < k1; ++k)
               db.subs.back().push_back(db.names[k]);
             if (db.try_to_parse_template_args && k1 == k0 + 1) {
@@ -1838,8 +1830,7 @@ static const char *parse_type(const char *first, const char *last, C &db) {
                 auto args = db.names.back().move_full();
                 db.names.pop_back();
                 db.names.back().first += std::move(args);
-                db.subs.push_back(typename C::sub_type(
-                    1, db.names.back(), db.names.get_allocator()));
+                db.subs.push_back(typename C::sub_type(1, db.names.back()));
                 t = t1;
               }
             }
@@ -1871,8 +1862,7 @@ static const char *parse_type(const char *first, const char *last, C &db) {
                     db.names.push_back(type + " " + proto);
                   }
                 }
-                db.subs.push_back(typename C::sub_type(
-                    1, db.names.back(), db.names.get_allocator()));
+                db.subs.push_back(typename C::sub_type(1, db.names.back()));
                 first = t2;
               }
             }
@@ -1884,8 +1874,7 @@ static const char *parse_type(const char *first, const char *last, C &db) {
             if (t != first) {
               if (db.names.empty())
                 return first;
-              db.subs.push_back(typename C::sub_type(1, db.names.back(),
-                                                     db.names.get_allocator()));
+              db.subs.push_back(typename C::sub_type(1, db.names.back()));
               first = t;
             }
           } else {
@@ -1903,8 +1892,7 @@ static const char *parse_type(const char *first, const char *last, C &db) {
                 db.names.back().first += template_args;
                 // Need to create substitution for <template-template-param>
                 // <template-args>
-                db.subs.push_back(typename C::sub_type(
-                    1, db.names.back(), db.names.get_allocator()));
+                db.subs.push_back(typename C::sub_type(1, db.names.back()));
                 first = t;
               }
             }
@@ -1918,7 +1906,7 @@ static const char *parse_type(const char *first, const char *last, C &db) {
               t = parse_type(first + 2, last, db);
               size_t k1 = db.names.size();
               if (t != first + 2) {
-                db.subs.emplace_back(db.names.get_allocator());
+                db.subs.emplace_back();
                 for (size_t k = k0; k < k1; ++k)
                   db.subs.back().push_back(db.names[k]);
                 first = t;
@@ -1932,8 +1920,7 @@ static const char *parse_type(const char *first, const char *last, C &db) {
               if (t != first) {
                 if (db.names.empty())
                   return first;
-                db.subs.push_back(typename C::sub_type(
-                    1, db.names.back(), db.names.get_allocator()));
+                db.subs.push_back(typename C::sub_type(1, db.names.back()));
                 first = t;
                 return first;
               }
@@ -1943,8 +1930,7 @@ static const char *parse_type(const char *first, const char *last, C &db) {
               if (t != first) {
                 if (db.names.empty())
                   return first;
-                db.subs.push_back(typename C::sub_type(
-                    1, db.names.back(), db.names.get_allocator()));
+                db.subs.push_back(typename C::sub_type(1, db.names.back()));
                 first = t;
                 return first;
               }
@@ -1963,8 +1949,7 @@ static const char *parse_type(const char *first, const char *last, C &db) {
             if (t != first) {
               if (db.names.empty())
                 return first;
-              db.subs.push_back(typename C::sub_type(1, db.names.back(),
-                                                     db.names.get_allocator()));
+              db.subs.push_back(typename C::sub_type(1, db.names.back()));
               first = t;
             }
           }
@@ -3443,7 +3428,7 @@ static const char *parse_template_args(const char *first, const char *last,
     std::string args("<");
     while (*t != 'E') {
       if (db.tag_templates)
-        db.template_param.emplace_back(db.names.get_allocator());
+        db.template_param.emplace_back();
       size_t k0 = db.names.size();
       const char *t1 = parse_template_arg(t, last, db);
       size_t k1 = db.names.size();
@@ -3452,7 +3437,7 @@ static const char *parse_template_args(const char *first, const char *last,
       if (t1 == t || t1 == last)
         return first;
       if (db.tag_templates) {
-        db.template_param.back().emplace_back(db.names.get_allocator());
+        db.template_param.back().emplace_back();
         for (size_t k = k0; k < k1; ++k)
           db.template_param.back().back().push_back(db.names[k]);
       }
@@ -3536,8 +3521,7 @@ static const char *parse_nested_name(const char *first, const char *last, C &db,
             return first;
           if (!db.names.back().first.empty()) {
             db.names.back().first += "::" + name;
-            db.subs.push_back(typename C::sub_type(1, db.names.back(),
-                                                   db.names.get_allocator()));
+            db.subs.push_back(typename C::sub_type(1, db.names.back()));
           } else
             db.names.back().first = name;
           pop_subs = true;
@@ -3556,8 +3540,7 @@ static const char *parse_nested_name(const char *first, const char *last, C &db,
             db.names.back().first += "::" + name;
           else
             db.names.back().first = name;
-          db.subs.push_back(typename C::sub_type(1, db.names.back(),
-                                                 db.names.get_allocator()));
+          db.subs.push_back(typename C::sub_type(1, db.names.back()));
           pop_subs = true;
           t0 = t1;
         } else
@@ -3576,8 +3559,7 @@ static const char *parse_nested_name(const char *first, const char *last, C &db,
             db.names.back().first += "::" + name;
           else
             db.names.back().first = name;
-          db.subs.push_back(typename C::sub_type(1, db.names.back(),
-                                                 db.names.get_allocator()));
+          db.subs.push_back(typename C::sub_type(1, db.names.back()));
           pop_subs = true;
           t0 = t1;
         } else
@@ -3591,8 +3573,7 @@ static const char *parse_nested_name(const char *first, const char *last, C &db,
           if (db.names.empty())
             return first;
           db.names.back().first += name;
-          db.subs.push_back(typename C::sub_type(1, db.names.back(),
-                                                 db.names.get_allocator()));
+          db.subs.push_back(typename C::sub_type(1, db.names.back()));
           t0 = t1;
           component_ends_with_template_args = true;
         } else
@@ -3614,8 +3595,7 @@ static const char *parse_nested_name(const char *first, const char *last, C &db,
             db.names.back().first += "::" + name;
           else
             db.names.back().first = name;
-          db.subs.push_back(typename C::sub_type(1, db.names.back(),
-                                                 db.names.get_allocator()));
+          db.subs.push_back(typename C::sub_type(1, db.names.back()));
           pop_subs = true;
           t0 = t1;
         } else
@@ -3760,8 +3740,7 @@ static const char *parse_name(const char *first, const char *last, C &db,
         {
           if (db.names.empty())
             return first;
-          db.subs.push_back(typename C::sub_type(1, db.names.back(),
-                                                 db.names.get_allocator()));
+          db.subs.push_back(typename C::sub_type(1, db.names.back()));
           t0 = t1;
           t1 = parse_template_args(t0, last, db);
           if (t1 != t0) {