[clang][bytecode] crash when passing function name to __builtin_assume_aligned

[k-arrows]

Reproducer:
https://godbolt.org/z/qdfr6EqdY

void foo() { ; }

void bar(int *a) { a = (int *)__builtin_assume_aligned(foo, 32); }

Backtrace:

PLEASE submit a bug report to https://github.com/llvm/llvm-project/issues/ and include the crash backtrace, preprocessed source, and associated run script.
Stack dump:
0.	Program arguments: /opt/compiler-explorer/clang-trunk/bin/clang++ -gdwarf-4 -g -o /app/output.s -mllvm --x86-asm-syntax=intel -fno-verbose-asm -S --gcc-toolchain=/opt/compiler-explorer/gcc-snapshot -fcolor-diagnostics -fno-crash-diagnostics -fexperimental-new-constant-interpreter <source>
1.	<source>:3:66: current parser token '}'
2.	<source>:3:18: parsing function body 'bar'
3.	<source>:3:18: in compound statement ('{}')
 #0 0x0000000003cdc778 llvm::sys::PrintStackTrace(llvm::raw_ostream&, int) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x3cdc778)
 #1 0x0000000003cda14c llvm::sys::CleanupOnSignal(unsigned long) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x3cda14c)
 #2 0x0000000003c2a4e8 CrashRecoverySignalHandler(int) CrashRecoveryContext.cpp:0:0
 #3 0x00007b7975c42520 (/lib/x86_64-linux-gnu/libc.so.6+0x42520)
 #4 0x000000000751f470 clang::interp::Descriptor::getType() const (/opt/compiler-explorer/clang-trunk/bin/clang+++0x751f470)
 #5 0x0000000007567497 clang::interp::EvalEmitter::emitPtrPtrCast(bool, clang::interp::SourceInfo const&) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x7567497)
 #6 0x000000000790c75a clang::interp::Compiler<clang::interp::EvalEmitter>::VisitCastExpr(clang::CastExpr const*) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x790c75a)
 #7 0x000000000790a968 clang::interp::Compiler<clang::interp::EvalEmitter>::visit(clang::Expr const*) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x790a968)
 #8 0x00000000078ed03f clang::interp::Compiler<clang::interp::EvalEmitter>::visitAssignment(clang::Expr const*, clang::Expr const*, clang::Expr const*) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x78ed03f)
 #9 0x000000000790d20a clang::interp::Compiler<clang::interp::EvalEmitter>::VisitBinaryOperator(clang::BinaryOperator const*) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x790d20a)
#10 0x000000000790a968 clang::interp::Compiler<clang::interp::EvalEmitter>::visit(clang::Expr const*) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x790a968)
#11 0x00000000079008ca clang::interp::Compiler<clang::interp::EvalEmitter>::visitExpr(clang::Expr const*, bool) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x79008ca)
#12 0x00000000075319a3 clang::interp::EvalEmitter::interpretExpr(clang::Expr const*, bool, bool) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x75319a3)
#13 0x000000000751787e clang::interp::Context::evaluateAsRValue(clang::interp::State&, clang::Expr const*, clang::APValue&) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x751787e)
#14 0x00000000074984ea EvaluateAsRValue((anonymous namespace)::EvalInfo&, clang::Expr const*, clang::APValue&) (.part.0) ExprConstant.cpp:0:0
#15 0x000000000749abaf clang::Expr::EvaluateForOverflow(clang::ASTContext const&) const (/opt/compiler-explorer/clang-trunk/bin/clang+++0x749abaf)
#16 0x000000000650ced6 clang::Sema::CheckForIntOverflow(clang::Expr const*) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x650ced6)
#17 0x000000000653e5b3 clang::Sema::CheckCompletedExpr(clang::Expr*, clang::SourceLocation, bool) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x653e5b3)
#18 0x00000000068b8409 clang::Sema::ActOnFinishFullExpr(clang::Expr*, clang::SourceLocation, bool, bool, bool) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x68b8409)
#19 0x0000000006bd323e clang::Sema::ActOnExprStmt(clang::ActionResult<clang::Expr*, true>, bool) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x6bd323e)
#20 0x00000000063c902c clang::Parser::ParseExprStatement(clang::Parser::ParsedStmtContext) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x63c902c)
#21 0x00000000063bfaf6 clang::Parser::ParseStatementOrDeclarationAfterAttributes(llvm::SmallVector<clang::Stmt*, 24u>&, clang::Parser::ParsedStmtContext, clang::SourceLocation*, clang::ParsedAttributes&, clang::ParsedAttributes&) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x63bfaf6)
#22 0x00000000063c04d3 clang::Parser::ParseStatementOrDeclaration(llvm::SmallVector<clang::Stmt*, 24u>&, clang::Parser::ParsedStmtContext, clang::SourceLocation*) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x63c04d3)
#23 0x00000000063c9e7d clang::Parser::ParseCompoundStatementBody(bool) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x63c9e7d)
#24 0x00000000063ca8ba clang::Parser::ParseFunctionStatementBody(clang::Decl*, clang::Parser::ParseScope&) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x63ca8ba)
#25 0x00000000062a1458 clang::Parser::ParseFunctionDefinition(clang::ParsingDeclarator&, clang::Parser::ParsedTemplateInfo const&, clang::Parser::LateParsedAttrList*) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x62a1458)
#26 0x00000000062edc8f clang::Parser::ParseDeclGroup(clang::ParsingDeclSpec&, clang::DeclaratorContext, clang::ParsedAttributes&, clang::Parser::ParsedTemplateInfo&, clang::SourceLocation*, clang::Parser::ForRangeInit*) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x62edc8f)
#27 0x000000000629a20f clang::Parser::ParseDeclOrFunctionDefInternal(clang::ParsedAttributes&, clang::ParsedAttributes&, clang::ParsingDeclSpec&, clang::AccessSpecifier) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x629a20f)
#28 0x000000000629b007 clang::Parser::ParseDeclarationOrFunctionDefinition(clang::ParsedAttributes&, clang::ParsedAttributes&, clang::ParsingDeclSpec*, clang::AccessSpecifier) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x629b007)
#29 0x00000000062a3c1f clang::Parser::ParseExternalDeclaration(clang::ParsedAttributes&, clang::ParsedAttributes&, clang::ParsingDeclSpec*) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x62a3c1f)
#30 0x00000000062a5470 clang::Parser::ParseTopLevelDecl(clang::OpaquePtr<clang::DeclGroupRef>&, clang::Sema::ModuleImportState&) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x62a5470)
#31 0x0000000006293aba clang::ParseAST(clang::Sema&, bool, bool) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x6293aba)
#32 0x00000000046238cd clang::CodeGenAction::ExecuteAction() (/opt/compiler-explorer/clang-trunk/bin/clang+++0x46238cd)
#33 0x000000000492f13a clang::FrontendAction::Execute() (/opt/compiler-explorer/clang-trunk/bin/clang+++0x492f13a)
#34 0x00000000048a86bb clang::CompilerInstance::ExecuteAction(clang::FrontendAction&) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x48a86bb)
#35 0x0000000004a1fd63 clang::ExecuteCompilerInvocation(clang::CompilerInstance*) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x4a1fd63)
#36 0x0000000000dc00c5 cc1_main(llvm::ArrayRef<char const*>, char const*, void*) (/opt/compiler-explorer/clang-trunk/bin/clang+++0xdc00c5)
#37 0x0000000000db806d ExecuteCC1Tool(llvm::SmallVectorImpl<char const*>&, llvm::ToolContext const&) driver.cpp:0:0
#38 0x0000000004695bc9 void llvm::function_ref<void ()>::callback_fn<clang::driver::CC1Command::Execute(llvm::ArrayRef<std::optional<llvm::StringRef>>, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char>>*, bool*) const::'lambda'()>(long) Job.cpp:0:0
#39 0x0000000003c2a903 llvm::CrashRecoveryContext::RunSafely(llvm::function_ref<void ()>) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x3c2a903)
#40 0x0000000004695de9 clang::driver::CC1Command::Execute(llvm::ArrayRef<std::optional<llvm::StringRef>>, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char>>*, bool*) const (.part.0) Job.cpp:0:0
#41 0x000000000465917d clang::driver::Compilation::ExecuteCommand(clang::driver::Command const&, clang::driver::Command const*&, bool) const (/opt/compiler-explorer/clang-trunk/bin/clang+++0x465917d)
#42 0x000000000465a131 clang::driver::Compilation::ExecuteJobs(clang::driver::JobList const&, llvm::SmallVectorImpl<std::pair<int, clang::driver::Command const*>>&, bool) const (/opt/compiler-explorer/clang-trunk/bin/clang+++0x465a131)
#43 0x0000000004663f7c clang::driver::Driver::ExecuteCompilation(clang::driver::Compilation&, llvm::SmallVectorImpl<std::pair<int, clang::driver::Command const*>>&) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x4663f7c)
#44 0x0000000000dbc8d1 clang_main(int, char**, llvm::ToolContext const&) (/opt/compiler-explorer/clang-trunk/bin/clang+++0xdbc8d1)
#45 0x0000000000c6b864 main (/opt/compiler-explorer/clang-trunk/bin/clang+++0xc6b864)
#46 0x00007b7975c29d90 (/lib/x86_64-linux-gnu/libc.so.6+0x29d90)
#47 0x00007b7975c29e40 __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x29e40)
#48 0x0000000000db7b05 _start (/opt/compiler-explorer/clang-trunk/bin/clang+++0xdb7b05)
clang++: error: clang frontend command failed with exit code 139 (use -v to see invocation)
Compiler returned: 139

[llvmbot]

@llvm/issue-subscribers-clang-frontend

Author: None (k-arrows)

Reproducer: https://godbolt.org/z/qdfr6EqdY ```cpp void foo() { ; }

void bar(int *a) { a = (int *)__builtin_assume_aligned(foo, 32);

Backtrace:
```console
PLEASE submit a bug report to https://github.com/llvm/llvm-project/issues/ and include the crash backtrace, preprocessed source, and associated run script.
Stack dump:
0.	Program arguments: /opt/compiler-explorer/clang-trunk/bin/clang++ -gdwarf-4 -g -o /app/output.s -mllvm --x86-asm-syntax=intel -fno-verbose-asm -S --gcc-toolchain=/opt/compiler-explorer/gcc-snapshot -fcolor-diagnostics -fno-crash-diagnostics -fexperimental-new-constant-interpreter <source>
1.	<source>:3:66: current parser token '}'
2.	<source>:3:18: parsing function body 'bar'
3.	<source>:3:18: in compound statement ('{}')
 #<!-- -->0 0x0000000003cdc778 llvm::sys::PrintStackTrace(llvm::raw_ostream&amp;, int) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x3cdc778)
 #<!-- -->1 0x0000000003cda14c llvm::sys::CleanupOnSignal(unsigned long) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x3cda14c)
 #<!-- -->2 0x0000000003c2a4e8 CrashRecoverySignalHandler(int) CrashRecoveryContext.cpp:0:0
 #<!-- -->3 0x00007b7975c42520 (/lib/x86_64-linux-gnu/libc.so.6+0x42520)
 #<!-- -->4 0x000000000751f470 clang::interp::Descriptor::getType() const (/opt/compiler-explorer/clang-trunk/bin/clang+++0x751f470)
 #<!-- -->5 0x0000000007567497 clang::interp::EvalEmitter::emitPtrPtrCast(bool, clang::interp::SourceInfo const&amp;) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x7567497)
 #<!-- -->6 0x000000000790c75a clang::interp::Compiler&lt;clang::interp::EvalEmitter&gt;::VisitCastExpr(clang::CastExpr const*) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x790c75a)
 #<!-- -->7 0x000000000790a968 clang::interp::Compiler&lt;clang::interp::EvalEmitter&gt;::visit(clang::Expr const*) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x790a968)
 #<!-- -->8 0x00000000078ed03f clang::interp::Compiler&lt;clang::interp::EvalEmitter&gt;::visitAssignment(clang::Expr const*, clang::Expr const*, clang::Expr const*) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x78ed03f)
 #<!-- -->9 0x000000000790d20a clang::interp::Compiler&lt;clang::interp::EvalEmitter&gt;::VisitBinaryOperator(clang::BinaryOperator const*) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x790d20a)
#<!-- -->10 0x000000000790a968 clang::interp::Compiler&lt;clang::interp::EvalEmitter&gt;::visit(clang::Expr const*) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x790a968)
#<!-- -->11 0x00000000079008ca clang::interp::Compiler&lt;clang::interp::EvalEmitter&gt;::visitExpr(clang::Expr const*, bool) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x79008ca)
#<!-- -->12 0x00000000075319a3 clang::interp::EvalEmitter::interpretExpr(clang::Expr const*, bool, bool) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x75319a3)
#<!-- -->13 0x000000000751787e clang::interp::Context::evaluateAsRValue(clang::interp::State&amp;, clang::Expr const*, clang::APValue&amp;) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x751787e)
#<!-- -->14 0x00000000074984ea EvaluateAsRValue((anonymous namespace)::EvalInfo&amp;, clang::Expr const*, clang::APValue&amp;) (.part.0) ExprConstant.cpp:0:0
#<!-- -->15 0x000000000749abaf clang::Expr::EvaluateForOverflow(clang::ASTContext const&amp;) const (/opt/compiler-explorer/clang-trunk/bin/clang+++0x749abaf)
#<!-- -->16 0x000000000650ced6 clang::Sema::CheckForIntOverflow(clang::Expr const*) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x650ced6)
#<!-- -->17 0x000000000653e5b3 clang::Sema::CheckCompletedExpr(clang::Expr*, clang::SourceLocation, bool) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x653e5b3)
#<!-- -->18 0x00000000068b8409 clang::Sema::ActOnFinishFullExpr(clang::Expr*, clang::SourceLocation, bool, bool, bool) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x68b8409)
#<!-- -->19 0x0000000006bd323e clang::Sema::ActOnExprStmt(clang::ActionResult&lt;clang::Expr*, true&gt;, bool) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x6bd323e)
#<!-- -->20 0x00000000063c902c clang::Parser::ParseExprStatement(clang::Parser::ParsedStmtContext) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x63c902c)
#<!-- -->21 0x00000000063bfaf6 clang::Parser::ParseStatementOrDeclarationAfterAttributes(llvm::SmallVector&lt;clang::Stmt*, 24u&gt;&amp;, clang::Parser::ParsedStmtContext, clang::SourceLocation*, clang::ParsedAttributes&amp;, clang::ParsedAttributes&amp;) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x63bfaf6)
#<!-- -->22 0x00000000063c04d3 clang::Parser::ParseStatementOrDeclaration(llvm::SmallVector&lt;clang::Stmt*, 24u&gt;&amp;, clang::Parser::ParsedStmtContext, clang::SourceLocation*) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x63c04d3)
#<!-- -->23 0x00000000063c9e7d clang::Parser::ParseCompoundStatementBody(bool) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x63c9e7d)
#<!-- -->24 0x00000000063ca8ba clang::Parser::ParseFunctionStatementBody(clang::Decl*, clang::Parser::ParseScope&amp;) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x63ca8ba)
#<!-- -->25 0x00000000062a1458 clang::Parser::ParseFunctionDefinition(clang::ParsingDeclarator&amp;, clang::Parser::ParsedTemplateInfo const&amp;, clang::Parser::LateParsedAttrList*) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x62a1458)
#<!-- -->26 0x00000000062edc8f clang::Parser::ParseDeclGroup(clang::ParsingDeclSpec&amp;, clang::DeclaratorContext, clang::ParsedAttributes&amp;, clang::Parser::ParsedTemplateInfo&amp;, clang::SourceLocation*, clang::Parser::ForRangeInit*) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x62edc8f)
#<!-- -->27 0x000000000629a20f clang::Parser::ParseDeclOrFunctionDefInternal(clang::ParsedAttributes&amp;, clang::ParsedAttributes&amp;, clang::ParsingDeclSpec&amp;, clang::AccessSpecifier) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x629a20f)
#<!-- -->28 0x000000000629b007 clang::Parser::ParseDeclarationOrFunctionDefinition(clang::ParsedAttributes&amp;, clang::ParsedAttributes&amp;, clang::ParsingDeclSpec*, clang::AccessSpecifier) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x629b007)
#<!-- -->29 0x00000000062a3c1f clang::Parser::ParseExternalDeclaration(clang::ParsedAttributes&amp;, clang::ParsedAttributes&amp;, clang::ParsingDeclSpec*) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x62a3c1f)
#<!-- -->30 0x00000000062a5470 clang::Parser::ParseTopLevelDecl(clang::OpaquePtr&lt;clang::DeclGroupRef&gt;&amp;, clang::Sema::ModuleImportState&amp;) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x62a5470)
#<!-- -->31 0x0000000006293aba clang::ParseAST(clang::Sema&amp;, bool, bool) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x6293aba)
#<!-- -->32 0x00000000046238cd clang::CodeGenAction::ExecuteAction() (/opt/compiler-explorer/clang-trunk/bin/clang+++0x46238cd)
#<!-- -->33 0x000000000492f13a clang::FrontendAction::Execute() (/opt/compiler-explorer/clang-trunk/bin/clang+++0x492f13a)
#<!-- -->34 0x00000000048a86bb clang::CompilerInstance::ExecuteAction(clang::FrontendAction&amp;) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x48a86bb)
#<!-- -->35 0x0000000004a1fd63 clang::ExecuteCompilerInvocation(clang::CompilerInstance*) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x4a1fd63)
#<!-- -->36 0x0000000000dc00c5 cc1_main(llvm::ArrayRef&lt;char const*&gt;, char const*, void*) (/opt/compiler-explorer/clang-trunk/bin/clang+++0xdc00c5)
#<!-- -->37 0x0000000000db806d ExecuteCC1Tool(llvm::SmallVectorImpl&lt;char const*&gt;&amp;, llvm::ToolContext const&amp;) driver.cpp:0:0
#<!-- -->38 0x0000000004695bc9 void llvm::function_ref&lt;void ()&gt;::callback_fn&lt;clang::driver::CC1Command::Execute(llvm::ArrayRef&lt;std::optional&lt;llvm::StringRef&gt;&gt;, std::__cxx11::basic_string&lt;char, std::char_traits&lt;char&gt;, std::allocator&lt;char&gt;&gt;*, bool*) const::'lambda'()&gt;(long) Job.cpp:0:0
#<!-- -->39 0x0000000003c2a903 llvm::CrashRecoveryContext::RunSafely(llvm::function_ref&lt;void ()&gt;) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x3c2a903)
#<!-- -->40 0x0000000004695de9 clang::driver::CC1Command::Execute(llvm::ArrayRef&lt;std::optional&lt;llvm::StringRef&gt;&gt;, std::__cxx11::basic_string&lt;char, std::char_traits&lt;char&gt;, std::allocator&lt;char&gt;&gt;*, bool*) const (.part.0) Job.cpp:0:0
#<!-- -->41 0x000000000465917d clang::driver::Compilation::ExecuteCommand(clang::driver::Command const&amp;, clang::driver::Command const*&amp;, bool) const (/opt/compiler-explorer/clang-trunk/bin/clang+++0x465917d)
#<!-- -->42 0x000000000465a131 clang::driver::Compilation::ExecuteJobs(clang::driver::JobList const&amp;, llvm::SmallVectorImpl&lt;std::pair&lt;int, clang::driver::Command const*&gt;&gt;&amp;, bool) const (/opt/compiler-explorer/clang-trunk/bin/clang+++0x465a131)
#<!-- -->43 0x0000000004663f7c clang::driver::Driver::ExecuteCompilation(clang::driver::Compilation&amp;, llvm::SmallVectorImpl&lt;std::pair&lt;int, clang::driver::Command const*&gt;&gt;&amp;) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x4663f7c)
#<!-- -->44 0x0000000000dbc8d1 clang_main(int, char**, llvm::ToolContext const&amp;) (/opt/compiler-explorer/clang-trunk/bin/clang+++0xdbc8d1)
#<!-- -->45 0x0000000000c6b864 main (/opt/compiler-explorer/clang-trunk/bin/clang+++0xc6b864)
#<!-- -->46 0x00007b7975c29d90 (/lib/x86_64-linux-gnu/libc.so.6+0x29d90)
#<!-- -->47 0x00007b7975c29e40 __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x29e40)
#<!-- -->48 0x0000000000db7b05 _start (/opt/compiler-explorer/clang-trunk/bin/clang+++0xdb7b05)
clang++: error: clang frontend command failed with exit code 139 (use -v to see invocation)
Compiler returned: 139

[shafik]

This is trunk only: https://godbolt.org/z/vGGPqrx9n

CC @tbaederr

Based on the recent bytecode crashes being found, it looks like most of them don't hit any assertions. I wonder if the code use some more aggressive assertions.