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GET /api/1.2/patches/2223295/?format=api
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{
    "id": 2223295,
    "url": "http://patchwork.ozlabs.org/api/1.2/patches/2223295/?format=api",
    "web_url": "http://patchwork.ozlabs.org/project/gcc/patch/20260414231905.191063-32-arthur.cohen@embecosm.com/",
    "project": {
        "id": 17,
        "url": "http://patchwork.ozlabs.org/api/1.2/projects/17/?format=api",
        "name": "GNU Compiler Collection",
        "link_name": "gcc",
        "list_id": "gcc-patches.gcc.gnu.org",
        "list_email": "gcc-patches@gcc.gnu.org",
        "web_url": null,
        "scm_url": null,
        "webscm_url": null,
        "list_archive_url": "",
        "list_archive_url_format": "",
        "commit_url_format": ""
    },
    "msgid": "<20260414231905.191063-32-arthur.cohen@embecosm.com>",
    "list_archive_url": null,
    "date": "2026-04-14T23:18:53",
    "name": "[COMMITTED,32/43] gccrs: Add `default` as function qualifier.",
    "commit_ref": null,
    "pull_url": null,
    "state": "new",
    "archived": false,
    "hash": "e6ceb311debde8e51f3133a6b9c1475ac7f81697",
    "submitter": {
        "id": 83476,
        "url": "http://patchwork.ozlabs.org/api/1.2/people/83476/?format=api",
        "name": "Arthur Cohen",
        "email": "arthur.cohen@embecosm.com"
    },
    "delegate": null,
    "mbox": "http://patchwork.ozlabs.org/project/gcc/patch/20260414231905.191063-32-arthur.cohen@embecosm.com/mbox/",
    "series": [
        {
            "id": 499900,
            "url": "http://patchwork.ozlabs.org/api/1.2/series/499900/?format=api",
            "web_url": "http://patchwork.ozlabs.org/project/gcc/list/?series=499900",
            "date": "2026-04-14T23:18:24",
            "name": "[COMMITTED,01/43] gccrs: testsuite:Add a testcase for setup_associated_types",
            "version": 1,
            "mbox": "http://patchwork.ozlabs.org/series/499900/mbox/"
        }
    ],
    "comments": "http://patchwork.ozlabs.org/api/patches/2223295/comments/",
    "check": "pending",
    "checks": "http://patchwork.ozlabs.org/api/patches/2223295/checks/",
    "tags": {},
    "related": [],
    "headers": {
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        "From": "arthur.cohen@embecosm.com",
        "To": "gcc-patches@gcc.gnu.org",
        "Cc": "gcc-rust@gcc.gnu.org,\n\tKushal Pal <kushalpal109@gmail.com>",
        "Subject": "[COMMITTED 32/43] gccrs: Add `default` as function qualifier.",
        "Date": "Wed, 15 Apr 2026 01:18:53 +0200",
        "Message-ID": "<20260414231905.191063-32-arthur.cohen@embecosm.com>",
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        "References": "<20260414231905.191063-1-arthur.cohen@embecosm.com>",
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        "Errors-To": "gcc-patches-bounces~incoming=patchwork.ozlabs.org@gcc.gnu.org"
    },
    "content": "From: Kushal Pal <kushalpal109@gmail.com>\n\ngcc/rust/ChangeLog:\n\n\t* ast/rust-ast-builder.cc (AstBuilder::fn_qualifiers):\n\tAdd new parameter.\n\t* ast/rust-ast-builder.h: Likewise.\n\t* ast/rust-ast.cc (Function::Function):\n\tRemove current default parameter.\n\t(Function::operator=):\n\tRemove current default parameter.\n\t* ast/rust-item.h (class FunctionQualifiers):\n\tAdd data member to represent defaultness of a function.\n\t(class Function):\n\tRemove current default parameter.\n\t* parse/rust-parse-impl.hxx (Parser::parse_function_qualifiers):\n\tParse function qualifiers in order.\n\t* util/rust-common.h (enum class): Create enum to represent\n\tdefaultness of a function.\n\nSigned-off-by: Kushal Pal <kushalpal109@gmail.com>\n---\n gcc/rust/ast/rust-ast-builder.cc   |  3 +-\n gcc/rust/ast/rust-ast-builder.h    |  4 +--\n gcc/rust/ast/rust-ast.cc           |  2 --\n gcc/rust/ast/rust-item.h           | 20 ++++++-----\n gcc/rust/parse/rust-parse-impl.hxx | 55 +++++++++++++-----------------\n gcc/rust/util/rust-common.h        |  6 ++++\n 6 files changed, 44 insertions(+), 46 deletions(-)",
    "diff": "diff --git a/gcc/rust/ast/rust-ast-builder.cc b/gcc/rust/ast/rust-ast-builder.cc\nindex 46a7883b5da..bce5bb85a4f 100644\n--- a/gcc/rust/ast/rust-ast-builder.cc\n+++ b/gcc/rust/ast/rust-ast-builder.cc\n@@ -149,7 +149,8 @@ Builder::function_param (std::unique_ptr<Pattern> &&pattern,\n FunctionQualifiers\n Builder::fn_qualifiers () const\n {\n-  return FunctionQualifiers (loc, Async::No, Const::No, Unsafety::Normal);\n+  return FunctionQualifiers (loc, Default::No, Async::No, Const::No,\n+\t\t\t     Unsafety::Normal);\n }\n \n std::unique_ptr<Function>\ndiff --git a/gcc/rust/ast/rust-ast-builder.h b/gcc/rust/ast/rust-ast-builder.h\nindex 1b642e4afc9..2b34c2ab1e2 100644\n--- a/gcc/rust/ast/rust-ast-builder.h\n+++ b/gcc/rust/ast/rust-ast-builder.h\n@@ -188,8 +188,8 @@ public:\n \t    std::unique_ptr<Type> return_type, std::unique_ptr<BlockExpr> block,\n \t    std::vector<std::unique_ptr<GenericParam>> generic_params = {},\n \t    FunctionQualifiers qualifiers\n-\t    = FunctionQualifiers (UNKNOWN_LOCATION, Async::No, Const::No,\n-\t\t\t\t  Unsafety::Normal),\n+\t    = FunctionQualifiers (UNKNOWN_LOCATION, Default::No, Async::No,\n+\t\t\t\t  Const::No, Unsafety::Normal),\n \t    WhereClause where_clause = WhereClause::create_empty (),\n \t    Visibility visibility = Visibility::create_private ()) const;\n \ndiff --git a/gcc/rust/ast/rust-ast.cc b/gcc/rust/ast/rust-ast.cc\nindex e8897696a47..5880ea92fd3 100644\n--- a/gcc/rust/ast/rust-ast.cc\n+++ b/gcc/rust/ast/rust-ast.cc\n@@ -1106,7 +1106,6 @@ Function::Function (Function const &other)\n   : VisItem (other), ExternalItem (other.get_node_id ()),\n     qualifiers (other.qualifiers), function_name (other.function_name),\n     where_clause (other.where_clause), locus (other.locus),\n-    has_default (other.has_default),\n     is_external_function (other.is_external_function)\n {\n   // guard to prevent null dereference (always required)\n@@ -1138,7 +1137,6 @@ Function::operator= (Function const &other)\n   // visibility = other.visibility->clone_visibility();\n   // outer_attrs = other.outer_attrs;\n   locus = other.locus;\n-  has_default = other.has_default;\n   is_external_function = other.is_external_function;\n \n   // guard to prevent null dereference (always required)\ndiff --git a/gcc/rust/ast/rust-item.h b/gcc/rust/ast/rust-item.h\nindex 2347978244c..91c52d2cc70 100644\n--- a/gcc/rust/ast/rust-item.h\n+++ b/gcc/rust/ast/rust-item.h\n@@ -547,6 +547,7 @@ public:\n // Qualifiers for function, i.e. const, unsafe, extern etc.\n class FunctionQualifiers\n {\n+  Default default_status;\n   Async async_status;\n   Const const_status;\n   Unsafety unsafe_status;\n@@ -555,12 +556,14 @@ class FunctionQualifiers\n   location_t locus;\n \n public:\n-  FunctionQualifiers (location_t locus, Async async_status, Const const_status,\n+  FunctionQualifiers (location_t locus, Default default_status,\n+\t\t      Async async_status, Const const_status,\n \t\t      Unsafety unsafe_status, bool has_extern = false,\n \t\t      std::string extern_abi = std::string ())\n-    : async_status (async_status), const_status (const_status),\n-      unsafe_status (unsafe_status), has_extern (has_extern),\n-      extern_abi (std::move (extern_abi)), locus (locus)\n+    : default_status (default_status), async_status (async_status),\n+      const_status (const_status), unsafe_status (unsafe_status),\n+      has_extern (has_extern), extern_abi (std::move (extern_abi)),\n+      locus (locus)\n   {\n     if (!this->extern_abi.empty ())\n       {\n@@ -571,6 +574,7 @@ public:\n \n   std::string as_string () const;\n \n+  bool is_default () const { return default_status == Default::Yes; }\n   bool is_unsafe () const { return unsafe_status == Unsafety::Unsafe; }\n   bool is_extern () const { return has_extern; }\n   bool is_const () const { return const_status == Const::Yes; }\n@@ -1343,7 +1347,6 @@ class Function : public VisItem, public AssociatedItem, public ExternalItem\n   WhereClause where_clause;\n   tl::optional<std::unique_ptr<BlockExpr>> function_body;\n   location_t locus;\n-  bool has_default;\n   bool is_external_function;\n \n public:\n@@ -1368,7 +1371,7 @@ public:\n \n   bool has_body () const { return function_body.has_value (); }\n \n-  bool is_default () const { return has_default; }\n+  bool is_default () const { return qualifiers.is_default (); }\n \n   // Mega-constructor with all possible fields\n   Function (Identifier function_name, FunctionQualifiers qualifiers,\n@@ -1377,8 +1380,7 @@ public:\n \t    std::unique_ptr<Type> return_type, WhereClause where_clause,\n \t    tl::optional<std::unique_ptr<BlockExpr>> function_body,\n \t    Visibility vis, std::vector<Attribute> outer_attrs,\n-\t    location_t locus, bool has_default = false,\n-\t    bool is_external_function = false)\n+\t    location_t locus, bool is_external_function = false)\n     : VisItem (std::move (vis), std::move (outer_attrs)),\n       ExternalItem (Stmt::node_id), qualifiers (std::move (qualifiers)),\n       function_name (std::move (function_name)),\n@@ -1387,7 +1389,7 @@ public:\n       return_type (std::move (return_type)),\n       where_clause (std::move (where_clause)),\n       function_body (std::move (function_body)), locus (locus),\n-      has_default (has_default), is_external_function (is_external_function)\n+      is_external_function (is_external_function)\n   {}\n \n   // TODO: add constructor with less fields\ndiff --git a/gcc/rust/parse/rust-parse-impl.hxx b/gcc/rust/parse/rust-parse-impl.hxx\nindex c2ddb17c2e0..8c60ac38245 100644\n--- a/gcc/rust/parse/rust-parse-impl.hxx\n+++ b/gcc/rust/parse/rust-parse-impl.hxx\n@@ -1638,7 +1638,7 @@ Parser<ManagedTokenSource>::parse_function (AST::Visibility vis,\n \t\t       std::move (generic_params), std::move (function_params),\n \t\t       std::move (return_type), std::move (where_clause),\n \t\t       std::move (body), std::move (vis),\n-\t\t       std::move (outer_attrs), locus, false, is_external));\n+\t\t       std::move (outer_attrs), locus, is_external));\n }\n \n // Parses function or method qualifiers (i.e. const, unsafe, and extern).\n@@ -1646,6 +1646,7 @@ template <typename ManagedTokenSource>\n AST::FunctionQualifiers\n Parser<ManagedTokenSource>::parse_function_qualifiers ()\n {\n+  Default default_status = Default::No;\n   Async async_status = Async::No;\n   Const const_status = Const::No;\n   Unsafety unsafe_status = Unsafety::Normal;\n@@ -1653,29 +1654,27 @@ Parser<ManagedTokenSource>::parse_function_qualifiers ()\n   std::string abi;\n \n   const_TokenPtr t;\n-  location_t locus;\n-  // Check in order of const, unsafe, then extern\n-  for (int i = 0; i < 2; i++)\n+  location_t locus = lexer.peek_token ()->get_locus ();\n+  // Check in order of default, const, async, unsafe, extern\n+  if (lexer.peek_token ()->get_id () == IDENTIFIER\n+       && lexer.peek_token ()->get_str () == Values::WeakKeywords::DEFAULT)\n     {\n-      t = lexer.peek_token ();\n-      locus = t->get_locus ();\n+      default_status = Default::Yes;\n+      lexer.skip_token();\n+    }\n \n-      switch (t->get_id ())\n-\t{\n-\tcase CONST:\n-\t  lexer.skip_token ();\n-\t  const_status = Const::Yes;\n-\t  break;\n-\tcase ASYNC:\n-\t  lexer.skip_token ();\n-\t  async_status = Async::Yes;\n-\t  break;\n-\tdefault:\n-\t  // const status is still none\n-\t  break;\n-\t}\n+  if (lexer.peek_token ()->get_id () == CONST)\n+    {\n+      lexer.skip_token ();\n+      const_status = Const::Yes;\n     }\n \n+  if (lexer.peek_token ()->get_id () == ASYNC)\n+    {\n+      lexer.skip_token ();\n+      async_status = Async::Yes;\n+     }\n+\n   if (lexer.peek_token ()->get_id () == UNSAFE)\n     {\n       lexer.skip_token ();\n@@ -1696,8 +1695,9 @@ Parser<ManagedTokenSource>::parse_function_qualifiers ()\n \t}\n     }\n \n-  return AST::FunctionQualifiers (locus, async_status, const_status,\n-\t\t\t\t  unsafe_status, has_extern, std::move (abi));\n+  return AST::FunctionQualifiers (locus, default_status, async_status,\n+                                  const_status, unsafe_status, has_extern,\n+                                  std::move (abi));\n }\n \n // Parses generic (lifetime or type) params inside angle brackets (optional).\n@@ -4456,15 +4456,6 @@ Parser<ManagedTokenSource>::parse_trait_impl_function_or_method (\n   // - template?\n   location_t locus = lexer.peek_token ()->get_locus ();\n \n-  auto is_default = false;\n-  auto t = lexer.peek_token ();\n-  if (t->get_id () == IDENTIFIER\n-      && t->get_str () == Values::WeakKeywords::DEFAULT)\n-    {\n-      is_default = true;\n-      lexer.skip_token ();\n-    }\n-\n   // parse function or method qualifiers\n   AST::FunctionQualifiers qualifiers = parse_function_qualifiers ();\n \n@@ -4601,7 +4592,7 @@ Parser<ManagedTokenSource>::parse_trait_impl_function_or_method (\n \t\t       std::move (generic_params), std::move (function_params),\n \t\t       std::move (return_type), std::move (where_clause),\n \t\t       std::move (body), std::move (vis),\n-\t\t       std::move (outer_attrs), locus, is_default));\n+\t\t       std::move (outer_attrs), locus));\n }\n \n // Parses an extern block of declarations.\ndiff --git a/gcc/rust/util/rust-common.h b/gcc/rust/util/rust-common.h\nindex 490668f0d5d..e1af08308f7 100644\n--- a/gcc/rust/util/rust-common.h\n+++ b/gcc/rust/util/rust-common.h\n@@ -48,6 +48,12 @@ enum class Async\n   No\n };\n \n+enum class Default\n+{\n+  Yes,\n+  No\n+};\n+\n enum BoundPolarity\n {\n   RegularBound,\n",
    "prefixes": [
        "COMMITTED",
        "32/43"
    ]
}