[LLVMbugs] [Bug 21870] New: [fuzz] Assertion `isa<LabelDecl>(D) && "declaration not instantiated in this scope"' failed.
bugzilla-daemon at llvm.org
bugzilla-daemon at llvm.org
Wed Dec 10 14:19:15 PST 2014
http://llvm.org/bugs/show_bug.cgi?id=21870
Bug ID: 21870
Summary: [fuzz] Assertion `isa<LabelDecl>(D) && "declaration
not instantiated in this scope"' 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 13511
--> http://llvm.org/bugs/attachment.cgi?id=13511&action=edit
test case
Fuzzing discovered that the attached test case, 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/SemaTemplateInstantiate.cpp:2816:
llvm::PointerUnion<Decl *, LocalInstantiationScope::DeclArgumentPack *>
*clang::LocalInstantiationScope::findInstantiationOf(const clang::Decl *):
Assertion `isa<LabelDecl>(D) && "declaration not instantiated in this scope"'
failed.
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