[LLVMbugs] [Bug 21856] New: [fuzz] Assertion `RParenLoc.isValid() || NumArgs == 1' failed.

bugzilla-daemon at llvm.org bugzilla-daemon at llvm.org
Wed Dec 10 14:00:26 PST 2014


http://llvm.org/bugs/show_bug.cgi?id=21856

            Bug ID: 21856
           Summary: [fuzz] Assertion `RParenLoc.isValid() || NumArgs == 1'
                    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 13497
  --> http://llvm.org/bugs/attachment.cgi?id=13497&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/include/clang/AST/ExprCXX.h:2918: clang::SourceLocation
clang::CXXUnresolvedConstructExpr::getLocEnd() const: Assertion
`RParenLoc.isValid() || NumArgs == 1' failed.

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