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authorJohn Hodge (Mutabah) <acessdev@gmail.com>2018-11-30 07:27:46 +0800
committerGitHub <noreply@github.com>2018-11-30 07:27:46 +0800
commit539ecb375c8b86bb0b3c2d64d73dfa6d5b56c2b9 (patch)
tree96a522451a111966e81780cd3aedff6b39485a1c /src/expand/derive.cpp
parent146483f00b7e8014b7abd2a382d993daabaf3359 (diff)
parentc4939c4e12ac66aa3ac92470169abca16bb9ce5b (diff)
downloadmrust-539ecb375c8b86bb0b3c2d64d73dfa6d5b56c2b9.tar.gz
Merge pull request #94 from arlied-google/fixes
Mark destructors on base classes as virtual
Diffstat (limited to 'src/expand/derive.cpp')
-rw-r--r--src/expand/derive.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/expand/derive.cpp b/src/expand/derive.cpp
index 5e97c888..5bbef62c 100644
--- a/src/expand/derive.cpp
+++ b/src/expand/derive.cpp
@@ -72,6 +72,7 @@ struct DeriveOpts
/// Interface for derive handlers
struct Deriver
{
+ virtual ~Deriver() = default;
virtual const char* trait_name() const = 0;
virtual AST::Impl handle_item(Span sp, const DeriveOpts& opts, const AST::GenericParams& p, const TypeRef& type, const AST::Struct& str) const = 0;
virtual AST::Impl handle_item(Span sp, const DeriveOpts& opts, const AST::GenericParams& p, const TypeRef& type, const AST::Enum& enm) const = 0;