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125 lines
2.4 KiB
C++
125 lines
2.4 KiB
C++
/* Template argument tests.
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Copyright 2010-2020 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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Please email any bugs, comments, and/or additions to this file to:
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bug-gdb@gnu.org */
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int a_global;
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struct S
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{
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int f;
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void somefunc() { }
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};
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template<typename T, int I, int *P, int S::*MP>
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struct Base
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{
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template<typename Z>
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struct Inner
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{
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void inner_m ()
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{
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// Breakpoint 2.
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}
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};
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void base_m ()
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{
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// Breakpoint 1.
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}
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template<typename Q>
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void templ_m ()
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{
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// Breakpoint 4.
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}
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};
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template<typename T, int I, int *P, int S::*MP>
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void func ()
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{
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// Breakpoint 3.
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}
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template<void (S::*F) ()>
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struct K2
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{
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void k2_m ()
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{
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// Breakpoint 5.
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}
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};
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// GCC PR debug/49546
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struct S3
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{
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static void m (int x) {}
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};
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template <void (*F) (int)>
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// or: template <void (F) (int)>
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struct K3
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{
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void k3_m ()
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{
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F (0); // Breakpoint 6.
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}
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};
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namespace pr24470
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{
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// From PR c++/24470
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// This caused a gdb crash during startup.
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template <int a> struct b {};
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template <typename, typename> struct c {
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template <long d> using e = b<d>;
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void k(e<0>);
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};
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template <typename, template <typename, typename> class, unsigned long...>
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struct m;
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template <typename g, template <typename, typename> class h, unsigned long i>
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struct m<g, h, i> {
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using j = b<i>;
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};
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struct n {
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template <typename g> using f = typename m<g, c, 0>::j;
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};
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n::f<int> l;
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}
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int main ()
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{
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Base<double, 23, &a_global, &S::f> base;
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// Note that instantiating with P==0 does not work with g++.
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// That would be worth testing, once g++ is fixed.
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Base<long, 47, &a_global, &S::f>::Inner<float> inner;
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K2<&S::somefunc> k2;
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K3<&S3::m> k3;
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// or: K3<S3::m> k3;
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base.base_m ();
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inner.inner_m ();
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func<unsigned char, 91, &a_global, &S::f> ();
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base.templ_m<short> ();
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k2.k2_m ();
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k3.k3_m ();
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return 0;
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}
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