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[committed] libstdc++: Add testcase for fs::path constraint recursion [PR106201]

Message ID 20221122175454.2141215-1-jwakely@redhat.com
State Committed
Commit 6b859736bb1e707778627b2e58ef6088e475a54c
Headers
Series [committed] libstdc++: Add testcase for fs::path constraint recursion [PR106201] |

Commit Message

Jonathan Wakely Nov. 22, 2022, 5:54 p.m. UTC 
  Tested x86_64-linux. Pushed to trunk.

-- >8 --

libstdc++-v3/ChangeLog:

	PR libstdc++/106201
	* testsuite/27_io/filesystem/iterators/106201.cc: New test.
---
 .../testsuite/27_io/filesystem/iterators/106201.cc   | 12 ++++++++++++
 1 file changed, 12 insertions(+)
 create mode 100644 libstdc++-v3/testsuite/27_io/filesystem/iterators/106201.cc
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Patch

diff --git a/libstdc++-v3/testsuite/27_io/filesystem/iterators/106201.cc b/libstdc++-v3/testsuite/27_io/filesystem/iterators/106201.cc
new file mode 100644
index 00000000000..4a64e675816
--- /dev/null
+++ b/libstdc++-v3/testsuite/27_io/filesystem/iterators/106201.cc
@@ -0,0 +1,12 @@ 
+// { dg-options "-std=gnu++20" }
+// { dg-do compile { target c++20 } }
+// { dg-require-filesystem-ts "" }
+
+// PR libstdc++/106201 constraint recursion in path(Source const&) constructor.
+
+#include <filesystem>
+#include <ranges>
+using I = std::counted_iterator<std::filesystem::directory_iterator>;
+static_assert( std::swappable<I> );
+using R = std::counted_iterator<std::filesystem::recursive_directory_iterator>;
+static_assert( std::swappable<R> );