http://llvm.org/bugs/show_bug.cgi?id=21957
Bug ID: 21957
Summary: [fuzz, binary] Assertion `(Tok.is(tok::identifier) ||
Tok.is(tok::coloncolon) ||
(Tok.is(tok::annot_template_id) &&
NextToken().is(tok::coloncolon)) ||
Tok.is(tok::kw_decltype) || Tok.is(tok::kw___super))
&& "Cannot be a type or scope token!"' failed.
Product: clang
Version: trunk
Hardware: PC
OS: Linux
Status: NEW
Severity: normal
Priority: P
Component: -New Bugs
Assignee: [email protected]
Reporter: [email protected]
CC: [email protected]
Classification: Unclassified
Created attachment 13568
--> http://llvm.org/bugs/attachment.cgi?id=13568&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/Parse/Parser.cpp:1683: bool
clang::Parser::TryAnnotateCXXScopeToken(bool): Assertion
`(Tok.is(tok::identifier) || Tok.is(tok::coloncolon) ||
(Tok.is(tok::annot_template_id) && NextToken().is(tok::coloncolon)) ||
Tok.is(tok::kw_decltype) || Tok.is(tok::kw___super)) && "Cannot be a type or
scope token!"' failed.
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