c++: Add test for PR91607.

PR c++/91607 * g++.dg/cpp0x/constexpr-const3.C: New.

c++: Add test for PR91607.
PR c++/91607 * g++.dg/cpp0x/constexpr-const3.C: New.
a258e464 · Jason Merrill · a2ec7c4a · a258e464
Commit a258e464 authored Mar 05, 2020 by Jason Merrill
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gcc/testsuite/g++.dg/cpp0x/constexpr-const3.C
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--- a/gcc/testsuite/g++.dg/cpp0x/constexpr-const3.C
+++ b/gcc/testsuite/g++.dg/cpp0x/constexpr-const3.C
+// PR c++/91607
+// { dg-do compile { target c++11 } }
+enum A { a };
+constexpr A f(const A x) { return x; }
+int main()
+{
+  constexpr A a0 = f(a);
+  constexpr A a1 {};
+  constexpr A a2 = f(a1);
+}