From: Jason Merrill <jason@redhat.com>
Date: Wed, 12 Feb 2025 22:21:25 +0000 (+0100)
Subject: c++: use -Wprio-ctor-dtor for attribute init_priority
X-Git-Tag: basepoints/gcc-16~2042
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4e7f74225116e76caa65c5ce2815c2714343dfbc;p=thirdparty%2Fgcc.git

c++: use -Wprio-ctor-dtor for attribute init_priority

gcc/cp/ChangeLog:

	* tree.cc (handle_init_priority_attribute): Use OPT_prio_ctor_dtor.

gcc/testsuite/ChangeLog:

	* g++.dg/special/initp1.C: Test disabling -Wprio-ctor-dtor.
---

diff --git a/gcc/cp/tree.cc b/gcc/cp/tree.cc
index 79bc74fa2b7a..bf84fb6bcec4 100644
--- a/gcc/cp/tree.cc
+++ b/gcc/cp/tree.cc
@@ -5335,7 +5335,8 @@ handle_init_priority_attribute (tree* node,
       && !in_system_header_at (input_location))
     {
       warning
-	(0, "requested %<init_priority%> %i is reserved for internal use",
+	(OPT_Wprio_ctor_dtor,
+	 "requested %<init_priority%> %i is reserved for internal use",
 	 pri);
     }
 
diff --git a/gcc/testsuite/g++.dg/special/initp1.C b/gcc/testsuite/g++.dg/special/initp1.C
index 4a539a5a4bdd..ef88ca970b88 100644
--- a/gcc/testsuite/g++.dg/special/initp1.C
+++ b/gcc/testsuite/g++.dg/special/initp1.C
@@ -30,9 +30,9 @@ Two hoo[ 3 ] = {
     Two( 15, 16 )
 };
 
-Two coo[ 3 ] __attribute__((init_priority(1000)));
-
-Two koo[ 3 ] __attribute__((init_priority(1000))) = {
+Two coo[ 3 ] __attribute__((init_priority(10))); // { dg-warning "reserved" }
+#pragma GCC diagnostic ignored "-Wprio-ctor-dtor"
+Two koo[ 3 ] __attribute__((init_priority(10))) = {
     Two( 21, 22 ),
     Two( 23, 24 ),
     Two( 25, 26 )