From: Patrick Palka <ppalka@redhat.com>
Date: Fri, 9 Apr 2021 15:37:42 +0000 (-0400)
Subject: c++: Add testcase for already fixed PR [PR90215]
X-Git-Tag: basepoints/gcc-12~160
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=00c3c31be43c018870569a599200a8af84956487;p=thirdparty%2Fgcc.git

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

We accept this testcase after r11-7985.

gcc/testsuite/ChangeLog:

	PR c++/90215
	* g++.dg/cpp1z/fold-lambda4.C: New test.
---

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 000000000000..b8bae8602adc
--- /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{});
+}