[LLVMbugs] [Bug 21862] New: [fuzz] Assertion `LHS.isValid() && RHS.isValid() && "Passed invalid source location!"' failed.

bugzilla-daemon at llvm.org bugzilla-daemon at llvm.org
Wed Dec 10 14:09:32 PST 2014


http://llvm.org/bugs/show_bug.cgi?id=21862

            Bug ID: 21862
           Summary: [fuzz] Assertion `LHS.isValid() && RHS.isValid() &&
                    "Passed invalid source location!"' 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 13503
  --> http://llvm.org/bugs/attachment.cgi?id=13503&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/Basic/SourceManager.cpp:2021: bool
clang::SourceManager::isBeforeInTranslationUnit(clang::SourceLocation,
clang::SourceLocation) const: Assertion `LHS.isValid() && RHS.isValid() &&
"Passed invalid source location!"' failed.

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