[fuzz, binary] Assertion `D.getName().getKind() != UnqualifiedId::IK_TemplateId && "should have a 'template<>' for this decl"' failed.

[llvmbot]

Bugzilla Link	21958
Version	trunk
OS	Linux
Blocks	#23431
Attachments	test case
Reporter	LLVM Bugzilla Contributor

Extended Description

Fuzzing discovered that the attached test case, which contains unprintable characters, when given as input to

clang -fno-crash-diagnostics -std=c++11 -xc++ -c -emit-llvm

causes this assertion failure:

clang-3.6: tools/clang/lib/Sema/SemaDecl.cpp:5560: clang::NamedDecl* clang::Sema::ActOnVariableDeclarator(clang::Scope*, clang::Declarator&, clang::DeclContext*, clang::TypeSourceInfo*, clang::LookupResult&, clang::MultiTemplateParamsArg, bool&): Assertion `D.getName().getKind() != UnqualifiedId::IK_TemplateId && "should have a 'template<>' for this decl"' failed.

[kcc]

mentioned in issue #23431

[AaronBallman]

I cannot reproduce, so closing as works for me.

[Endilll]

Fixed in Clang 3.7: https://godbolt.org/z/bWbsznGzE