{"id":2223143,"url":"http://patchwork.ozlabs.org/api/1.1/patches/2223143/?format=json","web_url":"http://patchwork.ozlabs.org/project/gcc/patch/20260414141710.99666-1-polacek@redhat.com/","project":{"id":17,"url":"http://patchwork.ozlabs.org/api/1.1/projects/17/?format=json","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},"msgid":"<20260414141710.99666-1-polacek@redhat.com>","date":"2026-04-14T14:17:10","name":"c++: introduce function_template_p","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"764aa8fc1ca0834f229955504a5b8da4def0a117","submitter":{"id":14370,"url":"http://patchwork.ozlabs.org/api/1.1/people/14370/?format=json","name":"Marek Polacek","email":"polacek@redhat.com"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/gcc/patch/20260414141710.99666-1-polacek@redhat.com/mbox/","series":[{"id":499856,"url":"http://patchwork.ozlabs.org/api/1.1/series/499856/?format=json","web_url":"http://patchwork.ozlabs.org/project/gcc/list/?series=499856","date":"2026-04-14T14:17:10","name":"c++: introduce function_template_p","version":1,"mbox":"http://patchwork.ozlabs.org/series/499856/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/2223143/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2223143/checks/","tags":{},"headers":{"Return-Path":"","X-Original-To":["incoming@patchwork.ozlabs.org","gcc-patches@gcc.gnu.org"],"Delivered-To":["patchwork-incoming@legolas.ozlabs.org","gcc-patches@gcc.gnu.org"],"Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (1024-bit key;\n unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256\n header.s=mimecast20190719 header.b=DjqKtDsG;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=gcc.gnu.org\n (client-ip=2620:52:6:3111::32; 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a=rsa-sha256; c=relaxed/relaxed; d=redhat.com;\n s=mimecast20190719; t=1776176241;\n h=from:from:reply-to:subject:subject:date:date:message-id:message-id:\n to:to:cc:mime-version:mime-version:content-type:content-type:\n content-transfer-encoding:content-transfer-encoding;\n bh=sgjv6WgCO9dm5n/Y53C0+tbCrumuC9ae3QhWGLsBBtQ=;\n b=DjqKtDsGO2pfsSD1j/P7GPluHSkRU3J7tdJqv0nIXiLqsmgfVZFt0bGTgUUCMutgGQxbqJ\n aCVBowseEuaT9VFg3ioxLnim2jZa2Js+i9UoCTz4qBxcDp15ScLIII3p1KmpSQ5sSsDMDg\n QdZtqReeV4riuMUMvT1yZ5oXPxzPLyc=","X-MC-Unique":"YBf26FoVNIi0p5a5_gVVcw-1","X-Mimecast-MFC-AGG-ID":"YBf26FoVNIi0p5a5_gVVcw_1776176239","From":"Marek Polacek ","To":"Jason Merrill ,\n\tGCC Patches ","Subject":"[PATCH] c++: introduce function_template_p","Date":"Tue, 14 Apr 2026 10:17:10 -0400","Message-ID":"<20260414141710.99666-1-polacek@redhat.com>","MIME-Version":"1.0","X-Scanned-By":"MIMEDefang 3.4.1 on 10.30.177.111","X-Mimecast-Spam-Score":"0","X-Mimecast-MFC-PROC-ID":"lCW3a0HqwfNoQJThmH11rk3gEdw2Lbp7rM0arJX2b3I_1776176239","X-Mimecast-Originator":"redhat.com","Content-Transfer-Encoding":"8bit","content-type":"text/plain; charset=\"US-ASCII\"; x-default=true","X-BeenThere":"gcc-patches@gcc.gnu.org","X-Mailman-Version":"2.1.30","Precedence":"list","List-Id":"Gcc-patches mailing list ","List-Unsubscribe":",\n ","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n ","Errors-To":"gcc-patches-bounces~incoming=patchwork.ozlabs.org@gcc.gnu.org"},"content":"Bootstrapped/regtested on x86_64-pc-linux-gnu, ok for trunk?\n\n-- >8 --\nAs discussed in\n,\nthis patch introduces a new predicate to be used instead of\nreally_overloaded_fn when we're checking for a function template.\n\ngcc/cp/ChangeLog:\n\n\t* cp-tree.h (function_template_p): Declare.\n\t* parser.cc (cp_parser_splice_expression): Use function_template_p\n\tinstead of really_overloaded_fn.\n\t* reflect.cc (check_splice_expr): Likewise.\n\t* tree.cc (function_template_p): New.\n---\n gcc/cp/cp-tree.h | 1 +\n gcc/cp/parser.cc | 2 +-\n gcc/cp/reflect.cc | 4 ++--\n gcc/cp/tree.cc | 8 ++++++++\n 4 files changed, 12 insertions(+), 3 deletions(-)\n\n\nbase-commit: 31b012f7606ce7de82442e723ee62c05842c0f76","diff":"diff --git a/gcc/cp/cp-tree.h b/gcc/cp/cp-tree.h\nindex 1080203ac8a..e2466f195fa 100644\n--- a/gcc/cp/cp-tree.h\n+++ b/gcc/cp/cp-tree.h\n@@ -8722,6 +8722,7 @@ extern tree lookup_maybe_add\t\t\t(tree fns, tree lookup,\n \t\t\t\t\t\t bool deduping);\n extern int is_overloaded_fn\t\t\t(tree) ATTRIBUTE_PURE;\n extern bool really_overloaded_fn\t\t(tree) ATTRIBUTE_PURE;\n+extern bool function_template_p\t\t\t(tree) ATTRIBUTE_PURE;\n extern tree dependent_name\t\t\t(tree);\n extern tree call_expr_dependent_name\t\t(tree);\n extern tree maybe_get_fns\t\t\t(tree) ATTRIBUTE_PURE;\ndiff --git a/gcc/cp/parser.cc b/gcc/cp/parser.cc\nindex 9dbc2933e7b..53672b348c3 100644\n--- a/gcc/cp/parser.cc\n+++ b/gcc/cp/parser.cc\n@@ -6341,7 +6341,7 @@ cp_parser_splice_expression (cp_parser *parser, bool template_p,\n && (targs_p\n \t /* No 'template' but the splice-specifier designates a function\n \t template? */\n-\t || really_overloaded_fn (t))\n+\t || function_template_p (t))\n && warning_enabled_at (loc, OPT_Wmissing_template_keyword))\n /* Were 'template' present, this would be valid code, so keep going. */\n missing_template_diag (loc, diagnostics::kind::pedwarn);\ndiff --git a/gcc/cp/reflect.cc b/gcc/cp/reflect.cc\nindex 4ef340f0726..91e4b9a364e 100644\n--- a/gcc/cp/reflect.cc\n+++ b/gcc/cp/reflect.cc\n@@ -8978,7 +8978,7 @@ check_splice_expr (location_t loc, location_t start_loc, tree t,\n \t template. */\n if (!targs_p)\n \t{\n-\t if (!really_overloaded_fn (t) && !dependent_splice_p (t))\n+\t if (!function_template_p (t) && !dependent_splice_p (t))\n \t {\n \t if (complain_p)\n \t\t{\n@@ -9005,7 +9005,7 @@ check_splice_expr (location_t loc, location_t start_loc, tree t,\n \t }\n \t return false;\n \t}\n- gcc_checking_assert (really_overloaded_fn (t)\n+ gcc_checking_assert (function_template_p (t)\n \t\t\t || get_template_info (t)\n \t\t\t || TREE_CODE (t) == TEMPLATE_ID_EXPR\n \t\t\t || variable_template_p (t)\ndiff --git a/gcc/cp/tree.cc b/gcc/cp/tree.cc\nindex 15dc8025f1b..48108027523 100644\n--- a/gcc/cp/tree.cc\n+++ b/gcc/cp/tree.cc\n@@ -2764,6 +2764,14 @@ really_overloaded_fn (tree x)\n return is_overloaded_fn (x) == 2;\n }\n \n+/* Returns true iff X is a function template. */\n+\n+bool\n+function_template_p (tree x)\n+{\n+ return really_overloaded_fn (x);\n+}\n+\n /* Get the overload set FROM refers to. Returns NULL if it's not an\n overload set. */\n \n","prefixes":[]}