[llvm-bugs] [Bug 51547] New: ICE attempting to deduce array of class template in new-expression

via llvm-bugs llvm-bugs at lists.llvm.org
Thu Aug 19 12:00:15 PDT 2021


https://bugs.llvm.org/show_bug.cgi?id=51547

            Bug ID: 51547
           Summary: ICE attempting to deduce array of class template in
                    new-expression
           Product: clang
           Version: trunk
          Hardware: PC
                OS: Linux
            Status: NEW
          Severity: normal
          Priority: P
         Component: C++17
          Assignee: unassignedclangbugs at nondot.org
          Reporter: ed at catmur.co.uk
                CC: blitzrakete at gmail.com, erik.pilkington at gmail.com,
                    llvm-bugs at lists.llvm.org, richard-llvm at metafoo.co.uk

template<class> struct A;
auto p = new A[]{};

clang version 14.0.0 (https://github.com/llvm/llvm-project.git
41e3ac398c3ae9dfba5a57d80c420c122c1ec700)

0.      Program arguments: /opt/compiler-explorer/clang-trunk/bin/clang++ -g -o
/app/output.s -S --gcc-toolchain=/opt/compiler-explorer/gcc-snapshot
-fcolor-diagnostics -fno-crash-diagnostics -std=c++17 <source>
1.      <source>:2:19: current parser token ';'
 #0 0x000055bcd3c5a36f PrintStackTraceSignalHandler(void*) Signals.cpp:0:0
 #1 0x000055bcd3c58230 llvm::sys::CleanupOnSignal(unsigned long)
(/opt/compiler-explorer/clang-trunk/bin/clang+++0x34fe230)
 #2 0x000055bcd3ba9218 CrashRecoverySignalHandler(int)
CrashRecoveryContext.cpp:0:0
 #3 0x00007fa8a9f953c0 __restore_rt
(/lib/x86_64-linux-gnu/libpthread.so.0+0x153c0)
 #4 0x000055bcd6602d65 clang::Expr::getExprLoc() const
(/opt/compiler-explorer/clang-trunk/bin/clang+++0x5ea8d65)
 #5 0x000055bcd5e89bdd clang::Sema::BuildCXXNew(clang::SourceRange, bool,
clang::SourceLocation, llvm::MutableArrayRef<clang::Expr*>,
clang::SourceLocation, clang::SourceRange, clang::QualType,
clang::TypeSourceInfo*, llvm::Optional<clang::Expr*>, clang::SourceRange,
clang::Expr*) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x572fbdd)
 #6 0x000055bcd5e8b006 clang::Sema::ActOnCXXNew(clang::SourceLocation, bool,
clang::SourceLocation, llvm::MutableArrayRef<clang::Expr*>,
clang::SourceLocation, clang::SourceRange, clang::Declarator&, clang::Expr*)
(/opt/compiler-explorer/clang-trunk/bin/clang+++0x5731006)
 #7 0x000055bcd5a6d9e0 clang::Parser::ParseCXXNewExpression(bool,
clang::SourceLocation)
(/opt/compiler-explorer/clang-trunk/bin/clang+++0x53139e0)
 #8 0x000055bcd5a5e486
clang::Parser::ParseCastExpression(clang::Parser::CastParseKind, bool, bool&,
clang::Parser::TypeCastState, bool, bool*)
(/opt/compiler-explorer/clang-trunk/bin/clang+++0x5304486)
 #9 0x000055bcd5a60c26
clang::Parser::ParseCastExpression(clang::Parser::CastParseKind, bool,
clang::Parser::TypeCastState, bool, bool*)
(/opt/compiler-explorer/clang-trunk/bin/clang+++0x5306c26)
#10 0x000055bcd5a60cb8
clang::Parser::ParseAssignmentExpression(clang::Parser::TypeCastState)
(/opt/compiler-explorer/clang-trunk/bin/clang+++0x5306cb8)
#11 0x000055bcd5a2cc20
clang::Parser::ParseDeclarationAfterDeclaratorAndAttributes(clang::Declarator&,
clang::Parser::ParsedTemplateInfo const&, clang::Parser::ForRangeInit*)
(/opt/compiler-explorer/clang-trunk/bin/clang+++0x52d2c20)
#12 0x000055bcd5a3db15 clang::Parser::ParseDeclGroup(clang::ParsingDeclSpec&,
clang::DeclaratorContext, clang::SourceLocation*, clang::Parser::ForRangeInit*)
(/opt/compiler-explorer/clang-trunk/bin/clang+++0x52e3b15)
#13 0x000055bcd5a0faf9
clang::Parser::ParseDeclOrFunctionDefInternal(clang::ParsedAttributesWithRange&,
clang::ParsingDeclSpec&, clang::AccessSpecifier)
(/opt/compiler-explorer/clang-trunk/bin/clang+++0x52b5af9)
#14 0x000055bcd5a10201
clang::Parser::ParseDeclarationOrFunctionDefinition(clang::ParsedAttributesWithRange&,
clang::ParsingDeclSpec*, clang::AccessSpecifier) (.part.280) Parser.cpp:0:0
#15 0x000055bcd5a16129
clang::Parser::ParseExternalDeclaration(clang::ParsedAttributesWithRange&,
clang::ParsingDeclSpec*)
(/opt/compiler-explorer/clang-trunk/bin/clang+++0x52bc129)
#16 0x000055bcd5a17549
clang::Parser::ParseTopLevelDecl(clang::OpaquePtr<clang::DeclGroupRef>&, bool)
(/opt/compiler-explorer/clang-trunk/bin/clang+++0x52bd549)
#17 0x000055bcd5a0ada9 clang::ParseAST(clang::Sema&, bool, bool)
(/opt/compiler-explorer/clang-trunk/bin/clang+++0x52b0da9)
#18 0x000055bcd4bb1c12 clang::CodeGenAction::ExecuteAction()
(/opt/compiler-explorer/clang-trunk/bin/clang+++0x4457c12)
#19 0x000055bcd455d381 clang::FrontendAction::Execute()
(/opt/compiler-explorer/clang-trunk/bin/clang+++0x3e03381)
#20 0x000055bcd44fb3e2
clang::CompilerInstance::ExecuteAction(clang::FrontendAction&)
(/opt/compiler-explorer/clang-trunk/bin/clang+++0x3da13e2)
#21 0x000055bcd4629713
clang::ExecuteCompilerInvocation(clang::CompilerInstance*)
(/opt/compiler-explorer/clang-trunk/bin/clang+++0x3ecf713)
#22 0x000055bcd19e410c cc1_main(llvm::ArrayRef<char const*>, char const*,
void*) (/opt/compiler-explorer/clang-trunk/bin/clang+++0x128a10c)
#23 0x000055bcd19e02dd ExecuteCC1Tool(llvm::SmallVectorImpl<char const*>&)
driver.cpp:0:0
#24 0x000055bcd43a61a5 void llvm::function_ref<void
()>::callback_fn<clang::driver::CC1Command::Execute(llvm::ArrayRef<llvm::Optional<llvm::StringRef>
>, std::__cxx11::basic_string<char, std::char_traits<char>,
std::allocator<char> >*, bool*) const::'lambda'()>(long) Job.cpp:0:0
#25 0x000055bcd3ba9803
llvm::CrashRecoveryContext::RunSafely(llvm::function_ref<void ()>)
(/opt/compiler-explorer/clang-trunk/bin/clang+++0x344f803)
#26 0x000055bcd43a825e
clang::driver::CC1Command::Execute(llvm::ArrayRef<llvm::Optional<llvm::StringRef>
>, std::__cxx11::basic_string<char, std::char_traits<char>,
std::allocator<char> >*, bool*) const
(/opt/compiler-explorer/clang-trunk/bin/clang+++0x3c4e25e)
#27 0x000055bcd437dc9a
clang::driver::Compilation::ExecuteCommand(clang::driver::Command const&,
clang::driver::Command const*&) const
(/opt/compiler-explorer/clang-trunk/bin/clang+++0x3c23c9a)
#28 0x000055bcd437e7ef
clang::driver::Compilation::ExecuteJobs(clang::driver::JobList const&,
llvm::SmallVectorImpl<std::pair<int, clang::driver::Command const*> >&) const
(/opt/compiler-explorer/clang-trunk/bin/clang+++0x3c247ef)
#29 0x000055bcd4387bd5
clang::driver::Driver::ExecuteCompilation(clang::driver::Compilation&,
llvm::SmallVectorImpl<std::pair<int, clang::driver::Command const*> >&)
(/opt/compiler-explorer/clang-trunk/bin/clang+++0x3c2dbd5)
#30 0x000055bcd18f8f4e main
(/opt/compiler-explorer/clang-trunk/bin/clang+++0x119ef4e)
#31 0x00007fa8a9a450b3 __libc_start_main
(/lib/x86_64-linux-gnu/libc.so.6+0x270b3)
#32 0x000055bcd19dfe5a _start
(/opt/compiler-explorer/clang-trunk/bin/clang+++0x1285e5a)

-- 
You are receiving this mail because:
You are on the CC list for the bug.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.llvm.org/pipermail/llvm-bugs/attachments/20210819/84d61693/attachment.html>


More information about the llvm-bugs mailing list