[llvm-bugs] [Bug 50870] New: ICE: void {anonymous}::LValue::addUnsizedArray({anonymous}::EvalInfo&, const clang::Expr*, clang::QualType): Assertion `getType(Base)->isPointerType() || getType(Base)->isArrayType()' failed.
via llvm-bugs
llvm-bugs at lists.llvm.org
Fri Jun 25 13:17:01 PDT 2021
https://bugs.llvm.org/show_bug.cgi?id=50870
Bug ID: 50870
Summary: ICE: void
{anonymous}::LValue::addUnsizedArray({anonymous}::Eval
Info&, const clang::Expr*, clang::QualType): Assertion
`getType(Base)->isPointerType() ||
getType(Base)->isArrayType()' failed.
Product: clang
Version: trunk
Hardware: PC
OS: Linux
Status: NEW
Severity: enhancement
Priority: P
Component: C
Assignee: unassignedclangbugs at nondot.org
Reporter: cnsun at uwaterloo.ca
CC: blitzrakete at gmail.com, dgregor at apple.com,
erik.pilkington at gmail.com, llvm-bugs at lists.llvm.org,
richard-llvm at metafoo.co.uk
$ clang-trunk -v
clang version 13.0.0 (https://github.com/llvm/llvm-project.git
ef906573a127cffef7cae75d5155c15a8a2a3a5e)
Target: x86_64-unknown-linux-gnu
Thread model: posix
InstalledDir: /home/cnsun/usr/bin
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/10
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/8
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/9
Selected GCC installation: /usr/lib/gcc/x86_64-linux-gnu/10
Candidate multilib: .;@m64
Candidate multilib: 32;@m32
Candidate multilib: x32;@mx32
Selected multilib: .;@m64
$ cat mutant.c
__m128i y extern y[];
void *g = y;
$ clang-trunk mutant.c
mutant.c:1:1: error: unknown type name '__m128i'
__m128i y extern y[];
^
mutant.c:1:10: error: expected ';' after top level declarator
__m128i y extern y[];
^
;
mutant.c:1:18: warning: type specifier missing, defaults to 'int'
[-Wimplicit-int]
__m128i y extern y[];
~~~~~~ ^
clang-13:
/tmp/tmp.B1HwadcXIH-clang-builder/llvm-project/clang/lib/AST/ExprConstant.cpp:1669:
void {anonymous}::LValue::addUnsizedArray({anonymous}::EvalInfo&, const
clang::Expr*, clang::QualType): Assertion `getType(Base)->isPointerType() ||
getType(Base)->isArrayType()' failed.
PLEASE submit a bug report to https://bugs.llvm.org/ and include the crash
backtrace, preprocessed source, and associated run script.
Stack dump:
0. Program arguments: /scratch/software/clang-trunk/bin/clang-13 -cc1
-triple x86_64-unknown-linux-gnu -emit-obj -mrelax-all --mrelax-relocations
-disable-free -main-file-name mutant.c -mrelocation-model static
-mframe-pointer=all -fmath-errno -fno-rounding-math -mconstructor-aliases
-munwind-tables -target-cpu x86-64 -tune-cpu generic -debugger-tuning=gdb
-fcoverage-compilation-dir=/scratch/cnsun/workspace/perses-fuzzer/default_c_finding_folder/crash_20210625_130429_0f92/delta/perses_result
-resource-dir /scratch/software/clang-trunk/lib/clang/13.0.0 -c-isystem .
-c-isystem /usr/local/include/cmsith -internal-isystem
/scratch/software/clang-trunk/lib/clang/13.0.0/include -internal-isystem
/usr/local/include -internal-isystem
/usr/lib/gcc/x86_64-linux-gnu/10/../../../../x86_64-linux-gnu/include
-internal-externc-isystem /usr/include/x86_64-linux-gnu
-internal-externc-isystem /include -internal-externc-isystem /usr/include
-fdebug-compilation-dir=/scratch/cnsun/workspace/perses-fuzzer/default_c_finding_folder/crash_20210625_130429_0f92/delta/perses_result
-ferror-limit 19 -fgnuc-version=4.2.1 -faddrsig -D__GCC_HAVE_DWARF2_CFI_ASM=1
-o /tmp/mutant-8ec3c4.o -x c mutant.c
1. mutant.c:2:12: current parser token ';'
#0 0x0000565517a541f4 PrintStackTraceSignalHandler(void*) Signals.cpp:0:0
#1 0x0000565517a519ae SignalHandler(int) Signals.cpp:0:0
#2 0x00007fb2d8e313c0 __restore_rt
(/lib/x86_64-linux-gnu/libpthread.so.0+0x153c0)
#3 0x00007fb2d88d018b raise
/build/glibc-ZN95T4/glibc-2.31/signal/../sysdeps/unix/sysv/linux/raise.c:51:1
#4 0x00007fb2d88af859 abort /build/glibc-ZN95T4/glibc-2.31/stdlib/abort.c:81:7
#5 0x00007fb2d88af729 get_sysdep_segment_value
/build/glibc-ZN95T4/glibc-2.31/intl/loadmsgcat.c:509:8
#6 0x00007fb2d88af729 _nl_load_domain
/build/glibc-ZN95T4/glibc-2.31/intl/loadmsgcat.c:970:34
#7 0x00007fb2d88c0f36 (/lib/x86_64-linux-gnu/libc.so.6+0x36f36)
#8 0x000056551ab1d2f5 (/scratch/software/clang-trunk/bin/clang-13+0x6a222f5)
#9 0x000056551ab2e3c7 (anonymous
namespace)::LValue::addUnsizedArray((anonymous namespace)::EvalInfo&,
clang::Expr const*, clang::QualType) ExprConstant.cpp:0:0
#10 0x000056551ab9b246 (anonymous
namespace)::PointerExprEvaluator::VisitCastExpr(clang::CastExpr const*)
ExprConstant.cpp:0:0
#11 0x000056551ab6a535 clang::StmtVisitorBase<llvm::make_const_ptr, (anonymous
namespace)::PointerExprEvaluator, bool>::Visit(clang::Stmt const*)
ExprConstant.cpp:0:0
#12 0x000056551ab9af30 (anonymous
namespace)::PointerExprEvaluator::VisitCastExpr(clang::CastExpr const*)
ExprConstant.cpp:0:0
#13 0x000056551ab6a535 clang::StmtVisitorBase<llvm::make_const_ptr, (anonymous
namespace)::PointerExprEvaluator, bool>::Visit(clang::Stmt const*)
ExprConstant.cpp:0:0
#14 0x000056551ab6b7c6 EvaluatePointer(clang::Expr const*, (anonymous
namespace)::LValue&, (anonymous namespace)::EvalInfo&, bool)
ExprConstant.cpp:0:0
#15 0x000056551ab4b9a5 Evaluate(clang::APValue&, (anonymous
namespace)::EvalInfo&, clang::Expr const*) ExprConstant.cpp:0:0
#16 0x000056551ab55c89 EvaluateAsRValue((anonymous namespace)::EvalInfo&,
clang::Expr const*, clang::APValue&) ExprConstant.cpp:0:0
#17 0x000056551ab57d4f clang::Expr::EvaluateAsRValue(clang::Expr::EvalResult&,
clang::ASTContext const&, bool) const
(/scratch/software/clang-trunk/bin/clang-13+0x6a5cd4f)
#18 0x000056551ab57dd4 clang::Expr::isEvaluatable(clang::ASTContext const&,
clang::Expr::SideEffectsKind) const
(/scratch/software/clang-trunk/bin/clang-13+0x6a5cdd4)
#19 0x000056551ab18100 clang::Expr::isConstantInitializer(clang::ASTContext&,
bool, clang::Expr const**) const
(/scratch/software/clang-trunk/bin/clang-13+0x6a1d100)
#20 0x0000565519eefd54 clang::Sema::CheckForConstantInitializer(clang::Expr*,
clang::QualType) (/scratch/software/clang-trunk/bin/clang-13+0x5df4d54)
#21 0x0000565519f37874 clang::Sema::AddInitializerToDecl(clang::Decl*,
clang::Expr*, bool) (/scratch/software/clang-trunk/bin/clang-13+0x5e3c874)
#22 0x0000565519c8d5c6
clang::Parser::ParseDeclarationAfterDeclaratorAndAttributes(clang::Declarator&,
clang::Parser::ParsedTemplateInfo const&, clang::Parser::ForRangeInit*)
(/scratch/software/clang-trunk/bin/clang-13+0x5b925c6)
#23 0x0000565519ca04ab clang::Parser::ParseDeclGroup(clang::ParsingDeclSpec&,
clang::DeclaratorContext, clang::SourceLocation*, clang::Parser::ForRangeInit*)
(/scratch/software/clang-trunk/bin/clang-13+0x5ba54ab)
#24 0x0000565519c6e5b6
clang::Parser::ParseDeclOrFunctionDefInternal(clang::ParsedAttributesWithRange&,
clang::ParsingDeclSpec&, clang::AccessSpecifier)
(/scratch/software/clang-trunk/bin/clang-13+0x5b735b6)
#25 0x0000565519c6eba1
clang::Parser::ParseDeclarationOrFunctionDefinition(clang::ParsedAttributesWithRange&,
clang::ParsingDeclSpec*, clang::AccessSpecifier) (.part.0) Parser.cpp:0:0
#26 0x0000565519c753a7
clang::Parser::ParseExternalDeclaration(clang::ParsedAttributesWithRange&,
clang::ParsingDeclSpec*) (/scratch/software/clang-trunk/bin/clang-13+0x5b7a3a7)
#27 0x0000565519c7693e
clang::Parser::ParseTopLevelDecl(clang::OpaquePtr<clang::DeclGroupRef>&, bool)
(/scratch/software/clang-trunk/bin/clang-13+0x5b7b93e)
#28 0x0000565519c69189 clang::ParseAST(clang::Sema&, bool, bool)
(/scratch/software/clang-trunk/bin/clang-13+0x5b6e189)
#29 0x0000565518bb0458 clang::CodeGenAction::ExecuteAction()
(/scratch/software/clang-trunk/bin/clang-13+0x4ab5458)
#30 0x000056551845f9e9 clang::FrontendAction::Execute()
(/scratch/software/clang-trunk/bin/clang-13+0x43649e9)
#31 0x00005655183f2c36
clang::CompilerInstance::ExecuteAction(clang::FrontendAction&)
(/scratch/software/clang-trunk/bin/clang-13+0x42f7c36)
#32 0x000056551853d870
clang::ExecuteCompilerInvocation(clang::CompilerInstance*)
(/scratch/software/clang-trunk/bin/clang-13+0x4442870)
#33 0x000056551535d696 cc1_main(llvm::ArrayRef<char const*>, char const*,
void*) (/scratch/software/clang-trunk/bin/clang-13+0x1262696)
#34 0x00005655153599d8 ExecuteCC1Tool(llvm::SmallVectorImpl<char const*>&)
driver.cpp:0:0
#35 0x00005655152870e6 main
(/scratch/software/clang-trunk/bin/clang-13+0x118c0e6)
#36 0x00007fb2d88b10b3 __libc_start_main
/build/glibc-ZN95T4/glibc-2.31/csu/../csu/libc-start.c:342:3
#37 0x000056551535954e _start
(/scratch/software/clang-trunk/bin/clang-13+0x125e54e)
clang-13: error: unable to execute command: Aborted (core dumped)
clang-13: error: clang frontend command failed due to signal (use -v to see
invocation)
clang version 13.0.0 (https://github.com/llvm/llvm-project.git
ef906573a127cffef7cae75d5155c15a8a2a3a5e)
Target: x86_64-unknown-linux-gnu
Thread model: posix
InstalledDir: /home/cnsun/usr/bin
clang-13: note: diagnostic msg:
********************
PLEASE ATTACH THE FOLLOWING FILES TO THE BUG REPORT:
Preprocessed source(s) and associated run script(s) are located at:
clang-13: note: diagnostic msg: /tmp/mutant-bb1644.c
clang-13: note: diagnostic msg: /tmp/mutant-bb1644.sh
clang-13: note: diagnostic msg:
********************
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