libstdc++: Fix backported test [PR112490]

Patrick Palka · Patrick Palka · commit c923901d9cd1 · 2025-05-27T17:49:30.000-04:00
On the 13 branch and older, C++ &gt;= 20 tests need an explicit dg-options
directive specifying the -std flag, otherwise they won't run by default.

	PR libstdc++/112490

libstdc++-v3/ChangeLog:

	* testsuite/24_iterators/const_iterator/112490.cc: Add
	dg-options directive.
diff --git a/libstdc++-v3/testsuite/24_iterators/const_iterator/112490.cc b/libstdc++-v3/testsuite/24_iterators/const_iterator/112490.cc
@@ -1,3 +1,4 @@
+// { dg-options "-std=gnu++23" }
 // { dg-do compile { target c++23 } }
 
 // PR libstdc++/112490 - infinite meta error in

Original file line number	Diff line number	Diff line change
`@@ -1,3 +1,4 @@`
	`1`	`+// { dg-options "-std=gnu++23" }`
`1`	`2`	`// { dg-do compile { target c++23 } }`
`2`	`3`
`3`	`4`	`// PR libstdc++/112490 - infinite meta error in`