[LLVMbugs] [Bug 21958] New: [fuzz, binary] Assertion `D.getName().getKind() != UnqualifiedId::IK_TemplateId && "should have a 'template<>' for this decl"' failed.

bugzilla-daemon at llvm.org bugzilla-daemon at llvm.org
Thu Dec 18 04:53:59 PST 2014


http://llvm.org/bugs/show_bug.cgi?id=21958

            Bug ID: 21958
           Summary: [fuzz, binary] Assertion `D.getName().getKind() !=
                    UnqualifiedId::IK_TemplateId && "should have a
                    'template<>' for this decl"' failed.
           Product: clang
           Version: trunk
          Hardware: PC
                OS: Linux
            Status: NEW
          Severity: normal
          Priority: P
         Component: -New Bugs
          Assignee: unassignedclangbugs at nondot.org
          Reporter: sami.liedes at iki.fi
                CC: llvmbugs at cs.uiuc.edu
    Classification: Unclassified

Created attachment 13569
  --> http://llvm.org/bugs/attachment.cgi?id=13569&action=edit
test case

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.

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