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Bug 21842 - [fuzz] Assertion `!EnteredScope && "Already entered the scope!"' failed.
Summary: [fuzz] Assertion `!EnteredScope && "Already entered the scope!"' failed.
Status: RESOLVED FIXED
Alias: None
Product: clang
Classification: Unclassified
Component: -New Bugs (show other bugs)
Version: trunk
Hardware: PC Linux
: P normal
Assignee: Unassigned Clang Bugs
URL:
Keywords:
Depends on:
Blocks: 23057
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Reported: 2014-12-10 15:40 PST by Sami Liedes
Modified: 2016-10-21 18:02 PDT (History)
2 users (show)

See Also:
Fixed By Commit(s):

Attachments
test case (40 bytes, text/x-c++src)
2014-12-10 15:40 PST, Sami Liedes 		Details
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Description Sami Liedes 2014-12-10 15:40:28 PST 
Created attachment 13483 [details]
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/include/clang/Parse/Parser.h:2172: void clang::Parser::DeclaratorScopeObj::EnterDeclaratorScope(): Assertion `!EnteredScope && "Already entered the scope!"' failed.