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Issues list

Clang 21 crashes (stack dump) on invalid nested struct initialization clang:frontend Language frontend issues, e.g. anything involving "Sema" confirmed Verified by a second party crash Prefer [crash-on-valid] or [crash-on-invalid] regression:17 Regression in 17 release
#137847 opened Apr 29, 2025 by mariete1223
2
[Clang][Sema] Stack overflow when trying to get the layout of a class with a member with a nested dependency clang:frontend Language frontend issues, e.g. anything involving "Sema" crash Prefer [crash-on-valid] or [crash-on-invalid] regression:17 Regression in 17 release
#133688 opened Mar 31, 2025 by alejandro-alvarez-sonarsource
2
[Clang][Regression:17] Crash: segfault or stack overflow on lambda in template argument in lambda parameter type clang:frontend Language frontend issues, e.g. anything involving "Sema" confirmed Verified by a second party constexpr Anything related to constant evaluation crash Prefer [crash-on-valid] or [crash-on-invalid] lambda C++11 lambda expressions regression:17 Regression in 17 release
#132076 opened Mar 19, 2025 by MagentaTreehouse
2
clang crashes on x86_64-linux-gnu: segmentation fault in compound statement ('{}') clang:frontend Language frontend issues, e.g. anything involving "Sema" confirmed Verified by a second party crash-on-invalid regression:17 Regression in 17 release
#116390 opened Nov 15, 2024 by bi6c
4
[clang] Assertion `CGF.getContext().hasSameUnqualifiedType(E->getSubExpr()->getType(), E->getType()) && "Implicit cast types must be compatible"' failed. clang:codegen IR generation bugs: mangling, exceptions, etc. crash-on-valid generated by fuzzer regression:17 Regression in 17 release
#115664 opened Nov 10, 2024 by yijan4845
1
[clang] Assertion `Constructor->getInheritedConstructor() && !Constructor->doesThisDeclarationHaveABody() && !Constructor->isDeleted()' failed. clang:frontend Language frontend issues, e.g. anything involving "Sema" crash-on-invalid generated by fuzzer regression:17 Regression in 17 release
#115508 opened Nov 8, 2024 by yijan4845
2
[clang] Assertion `idx < size()' failed. clang:frontend Language frontend issues, e.g. anything involving "Sema" crash-on-invalid generated by fuzzer regression:17 Regression in 17 release
#115280 opened Nov 7, 2024 by yijan4845
2
[clang] Assertion `(t.isNull() || !t->isReferenceType()) && "Expressions can't have reference type"' failed. Crashed at clang::DeclRefExpr::DeclRefExpr clang:frontend Language frontend issues, e.g. anything involving "Sema" confirmed Verified by a second party crash-on-valid generated by fuzzer regression:17 Regression in 17 release
#113467 opened Oct 23, 2024 by yijan4845
3
[clang] clang trunk crashes at (anonymous namespace)::JumpScopeChecker::DiagnoseIndirectOrAsmJump(clang::Stmt*, unsigned int, clang::LabelDecl*, unsigned int) clang:frontend Language frontend issues, e.g. anything involving "Sema" crash-on-invalid generated by fuzzer regression:17 Regression in 17 release
#113325 opened Oct 22, 2024 by yijan4845
1
clang crashes on x86_64-linux-gnu: clang frontend command failed in compound statement ('{}') clang:frontend Language frontend issues, e.g. anything involving "Sema" confirmed Verified by a second party crash-on-invalid regression:17 Regression in 17 release
#113217 opened Oct 21, 2024 by bi6c
4
[clang++] Frontend assertion failure in clang::InitializationSequence::Perform clang:frontend Language frontend issues, e.g. anything involving "Sema" confirmed Verified by a second party crash-on-invalid generated by fuzzer regression:17 Regression in 17 release
#112660 opened Oct 17, 2024 by yype
1
[clang++] Assertion `DesiredOffset >= SizeSoFar && "elements out of order"' failed. clang:codegen IR generation bugs: mangling, exceptions, etc. crash-on-valid generated by fuzzer regression:17 Regression in 17 release
#112556 opened Oct 16, 2024 by yijan4845
4
[clang++ ][crash-on-valid] crash on C-style array creation clang:codegen IR generation bugs: mangling, exceptions, etc. confirmed Verified by a second party crash-on-valid regression:17 Regression in 17 release
#112189 opened Oct 14, 2024 by MuAlphaOmegaEpsilon
6
[Clang] [Crash on valid] invalid cast kind for complex value UNREACHABLE executed at /root/llvm-project/clang/lib/AST/ExprConstant.cpp:15565! clang:frontend Language frontend issues, e.g. anything involving "Sema" confirmed Verified by a second party crash Prefer [crash-on-valid] or [crash-on-invalid] generated by fuzzer regression:17 Regression in 17 release
#111299 opened Oct 6, 2024 by yijan4845
2
[Windows SEH] Crash and assertion hit on Windows SEH since 17.1.x clang:codegen IR generation bugs: mangling, exceptions, etc. confirmed Verified by a second party crash Prefer [crash-on-valid] or [crash-on-invalid] extension:microsoft platform:windows regression:17 Regression in 17 release
#109576 opened Sep 22, 2024 by R-Goc
42
After 4b163e343cf, Assertion failed: (result && "no existing substitution for template name"), function mangleExistingSubstitution c++14 c++20 clang:frontend Language frontend issues, e.g. anything involving "Sema" confirmed Verified by a second party crash Prefer [crash-on-valid] or [crash-on-invalid] regression:17 Regression in 17 release
#88592 opened Apr 12, 2024 by DimitryAndric
14
Crash:SemaLookup.cpp:2146 Assertion `(!isa<TagDecl>(LookupCtx) || LookupCtx->isDependentContext() || cast<TagDecl>(LookupCtx)->isCompleteDefinition() || cast<TagDecl>(LookupCtx)->isBeingDefined()) && "Declaration context must already be complete!"' failed bugzilla Issues migrated from bugzilla clang:frontend Language frontend issues, e.g. anything involving "Sema" confirmed Verified by a second party crash-on-valid regression:17 Regression in 17 release
#45905 opened Jul 2, 2020 by haoxintu
9
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