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PR c++/80073 - C++17 ICE with virtual base.

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* decl.c (xref_basetypes): Also check for indirect vbases.

From-SVN: r246242
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Jason Merrill 2017-03-17 14:42:09 -04:00 committed by Jason Merrill
parent 2da189b6ea
commit c7ec585d78
3 changed files with 16 additions and 0 deletions
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5
gcc/cp/ChangeLog
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@ -1,3 +1,8 @@
2017-03-17 Jason Merrill <jason@redhat.com>
PR c++/80073 - C++17 ICE with virtual base.
* decl.c (xref_basetypes): Also check for indirect vbases.
2017-03-16 Jason Merrill <jason@redhat.com>
* decl.c (start_enum): std::byte aliases anything.

3
gcc/cp/decl.c
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@ -13812,6 +13812,9 @@ xref_basetypes (tree ref, tree base_list)
if (max_vbases)
{
/* An aggregate can't have virtual base classes. */
CLASSTYPE_NON_AGGREGATE (ref) = true;
vec_alloc (CLASSTYPE_VBASECLASSES (ref), max_vbases);
if (max_dvbases)

8
gcc/testsuite/g++.dg/init/vbase2.C Normal file
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// PR c++/80073
// { dg-do compile { target c++11 } }
struct A {};
struct B : virtual A {};
struct C : B {} c {};