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[committed] c++: Add testcase for already fixed PR [PR90215]

Message ID 20210409154849.349133-1-ppalka@redhat.com
State New
Headers show
Series [committed] c++: Add testcase for already fixed PR [PR90215] | expand

Commit Message

Patrick Palka April 9, 2021, 3:48 p.m. UTC 
We accept this testcase after r11-7985.

gcc/testsuite/ChangeLog:

	PR c++/90215
	* g++.dg/cpp1z/fold-lambda4.C: New test.
---
 gcc/testsuite/g++.dg/cpp1z/fold-lambda4.C | 30 +++++++++++++++++++++++
 1 file changed, 30 insertions(+)
 create mode 100644 gcc/testsuite/g++.dg/cpp1z/fold-lambda4.C
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Patch

diff --git a/gcc/testsuite/g++.dg/cpp1z/fold-lambda4.C b/gcc/testsuite/g++.dg/cpp1z/fold-lambda4.C
new file mode 100644
index 00000000000..b8bae8602ad
--- /dev/null
+++ b/gcc/testsuite/g++.dg/cpp1z/fold-lambda4.C
@@ -0,0 +1,30 @@ 
+// PR c++/90215
+// { dg-do compile { target c++17 } }
+
+struct X
+{
+    template <class F>
+    void f(F f)
+    {
+        f(0);
+    }
+};
+
+template <class... Xs>
+void bug(Xs... xs)
+{
+    int i;
+
+    [&](auto&... ys)
+    {
+        (xs.f([&](auto)
+        {
+            ys;
+        }), ...);
+    }(i);
+}
+
+int main()
+{
+    bug(X{});
+}