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<base href="https://bugs.llvm.org/">
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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - Assertion failure in WalkAST::checkDeprecatedOrUnsafeBufferHandling(...): ArgIndex != UNKNOWN_CALL && "Unsupported function""
href="https://bugs.llvm.org/show_bug.cgi?id=41185">41185</a>
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<th>Summary</th>
<td>Assertion failure in WalkAST::checkDeprecatedOrUnsafeBufferHandling(...): ArgIndex != UNKNOWN_CALL && "Unsupported function"
</td>
</tr>
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<th>Product</th>
<td>clang
</td>
</tr>
<tr>
<th>Version</th>
<td>unspecified
</td>
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<th>Hardware</th>
<td>PC
</td>
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<th>OS</th>
<td>Linux
</td>
</tr>
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<th>Status</th>
<td>NEW
</td>
</tr>
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<th>Severity</th>
<td>enhancement
</td>
</tr>
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<th>Priority</th>
<td>P
</td>
</tr>
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<th>Component</th>
<td>Static Analyzer
</td>
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<th>Assignee</th>
<td>noqnoqneo@gmail.com
</td>
</tr>
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<th>Reporter</th>
<td>alexfh@google.com
</td>
</tr>
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<th>CC</th>
<td>dcoughlin@apple.com, llvm-bugs@lists.llvm.org
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<div>
<pre>$ cat t.c
a() { __builtin_strncpy(a, "", 6); }
$ clang-tidy -checks="-*,clang-analyzer*" t.c --
assert.h assertion failed at
llvm/tools/clang/lib/StaticAnalyzer/Checkers/CheckSecuritySyntaxOnly.cpp:753 in
void (anonymous
namespace)::WalkAST::checkDeprecatedOrUnsafeBufferHandling(const
clang::CallExpr *, const clang::FunctionDecl *): ArgIndex != UNKNOWN_CALL &&
"Unsupported function"
@ 0x55b9b02165c6 __assert_fail
@ 0x55b9ae6ce98c (anonymous
namespace)::WalkAST::checkDeprecatedOrUnsafeBufferHandling()
@ 0x55b9ae6cb313 (anonymous namespace)::WalkAST::VisitCallExpr()
@ 0x55b9ae6cac7c (anonymous namespace)::WalkAST::VisitCompoundStmt()
@ 0x55b9ae6ca3ff clang::ento::check::ASTCodeBody::_checkBody<>()
@ 0x55b9ae8e50b2 clang::ento::CheckerManager::runCheckersOnASTBody()
@ 0x55b9ae65aedd (anonymous namespace)::AnalysisConsumer::HandleCode()
@ 0x55b9ae646784 clang::RecursiveASTVisitor<>::TraverseDecl()
@ 0x55b9ae644844 (anonymous
namespace)::AnalysisConsumer::HandleTranslationUnit()
@ 0x55b9aec5d43c clang::MultiplexConsumer::HandleTranslationUnit()
@ 0x55b9aedc7e54 clang::ParseAST()</pre>
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