Clang would crash when instantiating a BlockDecl that appeared in a
default-member-initializer of a class template. Fix this by deferring the
instantiation until we instantate the BlockExpr.
rdar://
41200624
Differential revision: https://reviews.llvm.org/D49688
llvm-svn: 337766
if (Member->getDeclContext() != Pattern)
continue;
+ // BlockDecls can appear in a default-member-initializer. They must be the
+ // child of a BlockExpr, so we only know how to instantiate them from there.
+ if (isa<BlockDecl>(Member))
+ continue;
+
if (Member->isInvalidDecl()) {
Instantiation->setInvalidDecl();
continue;
noret((float)0.0, double(0.0)); // expected-note {{in instantiation of function template specialization 'noret<float, double>' requested here}}
}
+namespace rdar41200624 {
+template <class T>
+struct S {
+ int (^p)() = ^{ return 0; };
+ T (^t)() = ^{ return T{}; };
+ T s = ^{ return T{}; }();
+};
+S<int> x;
+}