[llvm-bugs] [Bug 50903] New: ICE: clang::Expr::ClassifyImpl(clang::ASTContext&, clang::SourceLocation*) const: Assertion `getValueKind() == VK_PRValue' failed.
via llvm-bugs
llvm-bugs at lists.llvm.org
Sat Jun 26 16:17:23 PDT 2021
https://bugs.llvm.org/show_bug.cgi?id=50903
Bug ID: 50903
Summary: ICE: clang::Expr::ClassifyImpl(clang::ASTContext&,
clang::SourceLocation*) const: Assertion
`getValueKind() == VK_PRValue' failed.
Product: clang
Version: trunk
Hardware: PC
OS: Linux
Status: NEW
Severity: enhancement
Priority: P
Component: -New Bugs
Assignee: unassignedclangbugs at nondot.org
Reporter: cnsun at uwaterloo.ca
CC: htmldeveloper at gmail.com, llvm-bugs at lists.llvm.org,
neeilans at live.com, richard-llvm at metafoo.co.uk
$ clang-trunk -v
clang version 13.0.0 (https://github.com/llvm/llvm-project.git
2e9c75daffddd65e37c3236708b5b133e6f5f2f5)
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
a(int b) __attribute__((overloadable, enable_if(b, "")));
a(void) {
int bar;
a = baz;
}
$ clang-trunk mutant.c
mutant.c:1:1: warning: type specifier missing, defaults to 'int'
[-Wimplicit-int]
a(int b) __attribute__((overloadable, enable_if(b, "")));
^
mutant.c:2:1: warning: type specifier missing, defaults to 'int'
[-Wimplicit-int]
a(void) {
^
clang-13:
/tmp/tmp.xjN6dMkdrg-clang-builder/llvm-project/clang/lib/AST/ExprClassification.cpp:68:
Cl clang::Expr::ClassifyImpl(clang::ASTContext&, clang::SourceLocation*) const:
Assertion `getValueKind() == VK_PRValue' 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_20210624_122138_0476/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_20210624_122138_0476/delta/perses_result
-ferror-limit 19 -fgnuc-version=4.2.1 -faddrsig -D__GCC_HAVE_DWARF2_CFI_ASM=1
-o /tmp/mutant-742da6.o -x c mutant.c
1. mutant.c:5:1: current parser token '}'
2. mutant.c:2:9: parsing function body 'a'
3. mutant.c:2:9: in compound statement ('{}')
#0 0x0000558b13f96184 PrintStackTraceSignalHandler(void*) Signals.cpp:0:0
#1 0x0000558b13f9393e SignalHandler(int) Signals.cpp:0:0
#2 0x00007f1827f1c3c0 __restore_rt
(/lib/x86_64-linux-gnu/libpthread.so.0+0x153c0)
#3 0x00007f18279bb18b raise
/build/glibc-ZN95T4/glibc-2.31/signal/../sysdeps/unix/sysv/linux/raise.c:51:1
#4 0x00007f182799a859 abort /build/glibc-ZN95T4/glibc-2.31/stdlib/abort.c:81:7
#5 0x00007f182799a729 get_sysdep_segment_value
/build/glibc-ZN95T4/glibc-2.31/intl/loadmsgcat.c:509:8
#6 0x00007f182799a729 _nl_load_domain
/build/glibc-ZN95T4/glibc-2.31/intl/loadmsgcat.c:970:34
#7 0x00007f18279abf36 (/lib/x86_64-linux-gnu/libc.so.6+0x36f36)
#8 0x0000558b1705c978 clang::Expr::ClassifyImpl(clang::ASTContext&,
clang::SourceLocation*) const
(/scratch/software/clang-trunk/bin/clang-13+0x6a21978)
#9 0x0000558b1705cb71 clang::Expr::isModifiableLvalue(clang::ASTContext&,
clang::SourceLocation*) const
(/scratch/software/clang-trunk/bin/clang-13+0x6a21b71)
#10 0x0000558b1661b7a6 CheckForModifiableLvalue(clang::Expr*,
clang::SourceLocation, clang::Sema&) SemaExpr.cpp:0:0
#11 0x0000558b1664ec05 clang::Sema::CheckAssignmentOperands(clang::Expr*,
clang::ActionResult<clang::Expr*, true>&, clang::SourceLocation,
clang::QualType) (/scratch/software/clang-trunk/bin/clang-13+0x6013c05)
#12 0x0000558b1664fecb clang::Sema::CreateBuiltinBinOp(clang::SourceLocation,
clang::BinaryOperatorKind, clang::Expr*, clang::Expr*)
(/scratch/software/clang-trunk/bin/clang-13+0x6014ecb)
#13 0x0000558b16650e14 clang::Sema::BuildBinOp(clang::Scope*,
clang::SourceLocation, clang::BinaryOperatorKind, clang::Expr*, clang::Expr*)
(/scratch/software/clang-trunk/bin/clang-13+0x6015e14)
#14 0x0000558b167622c4 clang::TreeTransform<(anonymous
namespace)::TransformTypos>::TransformBinaryOperator(clang::BinaryOperator*)
SemaExprCXX.cpp:0:0
#15 0x0000558b16723544 (anonymous
namespace)::TransformTypos::RecursiveTransformLoop(clang::Expr*, bool&)
SemaExprCXX.cpp:0:0
#16 0x0000558b167251bc clang::Sema::CorrectDelayedTyposInExpr(clang::Expr*,
clang::VarDecl*, bool, llvm::function_ref<clang::ActionResult<clang::Expr*,
true> (clang::Expr*)>) (/scratch/software/clang-trunk/bin/clang-13+0x60ea1bc)
#17 0x0000558b167266e1 clang::Sema::ActOnFinishFullExpr(clang::Expr*,
clang::SourceLocation, bool, bool)
(/scratch/software/clang-trunk/bin/clang-13+0x60eb6e1)
#18 0x0000558b1697defb
clang::Sema::ActOnExprStmt(clang::ActionResult<clang::Expr*, true>, bool)
(/scratch/software/clang-trunk/bin/clang-13+0x6342efb)
#19 0x0000558b162747c3
clang::Parser::ParseExprStatement(clang::Parser::ParsedStmtContext)
(/scratch/software/clang-trunk/bin/clang-13+0x5c397c3)
#20 0x0000558b1626bce2
clang::Parser::ParseStatementOrDeclarationAfterAttributes(llvm::SmallVector<clang::Stmt*,
32u>&, clang::Parser::ParsedStmtContext, clang::SourceLocation*,
clang::ParsedAttributesWithRange&)
(/scratch/software/clang-trunk/bin/clang-13+0x5c30ce2)
#21 0x0000558b1626c6ca
clang::Parser::ParseStatementOrDeclaration(llvm::SmallVector<clang::Stmt*,
32u>&, clang::Parser::ParsedStmtContext, clang::SourceLocation*)
(/scratch/software/clang-trunk/bin/clang-13+0x5c316ca)
#22 0x0000558b1626d649 clang::Parser::ParseCompoundStatementBody(bool)
(/scratch/software/clang-trunk/bin/clang-13+0x5c32649)
#23 0x0000558b1626fc5a clang::Parser::ParseFunctionStatementBody(clang::Decl*,
clang::Parser::ParseScope&)
(/scratch/software/clang-trunk/bin/clang-13+0x5c34c5a)
#24 0x0000558b161b5ef2
clang::Parser::ParseFunctionDefinition(clang::ParsingDeclarator&,
clang::Parser::ParsedTemplateInfo const&, clang::Parser::LateParsedAttrList*)
(/scratch/software/clang-trunk/bin/clang-13+0x5b7aef2)
#25 0x0000558b161e2850 clang::Parser::ParseDeclGroup(clang::ParsingDeclSpec&,
clang::DeclaratorContext, clang::SourceLocation*, clang::Parser::ForRangeInit*)
(/scratch/software/clang-trunk/bin/clang-13+0x5ba7850)
#26 0x0000558b161b06f6
clang::Parser::ParseDeclOrFunctionDefInternal(clang::ParsedAttributesWithRange&,
clang::ParsingDeclSpec&, clang::AccessSpecifier)
(/scratch/software/clang-trunk/bin/clang-13+0x5b756f6)
#27 0x0000558b161b0ce1
clang::Parser::ParseDeclarationOrFunctionDefinition(clang::ParsedAttributesWithRange&,
clang::ParsingDeclSpec*, clang::AccessSpecifier) (.part.0) Parser.cpp:0:0
#28 0x0000558b161b74e7
clang::Parser::ParseExternalDeclaration(clang::ParsedAttributesWithRange&,
clang::ParsingDeclSpec*) (/scratch/software/clang-trunk/bin/clang-13+0x5b7c4e7)
#29 0x0000558b161b8a7e
clang::Parser::ParseTopLevelDecl(clang::OpaquePtr<clang::DeclGroupRef>&, bool)
(/scratch/software/clang-trunk/bin/clang-13+0x5b7da7e)
#30 0x0000558b161ab2c9 clang::ParseAST(clang::Sema&, bool, bool)
(/scratch/software/clang-trunk/bin/clang-13+0x5b702c9)
#31 0x0000558b150f2968 clang::CodeGenAction::ExecuteAction()
(/scratch/software/clang-trunk/bin/clang-13+0x4ab7968)
#32 0x0000558b149a2599 clang::FrontendAction::Execute()
(/scratch/software/clang-trunk/bin/clang-13+0x4367599)
#33 0x0000558b149357e6
clang::CompilerInstance::ExecuteAction(clang::FrontendAction&)
(/scratch/software/clang-trunk/bin/clang-13+0x42fa7e6)
#34 0x0000558b14a80480
clang::ExecuteCompilerInvocation(clang::CompilerInstance*)
(/scratch/software/clang-trunk/bin/clang-13+0x4445480)
#35 0x0000558b118a0696 cc1_main(llvm::ArrayRef<char const*>, char const*,
void*) (/scratch/software/clang-trunk/bin/clang-13+0x1265696)
#36 0x0000558b1189c9d8 ExecuteCC1Tool(llvm::SmallVectorImpl<char const*>&)
driver.cpp:0:0
#37 0x0000558b117ca0e6 main
(/scratch/software/clang-trunk/bin/clang-13+0x118f0e6)
#38 0x00007f182799c0b3 __libc_start_main
/build/glibc-ZN95T4/glibc-2.31/csu/../csu/libc-start.c:342:3
#39 0x0000558b1189c54e _start
(/scratch/software/clang-trunk/bin/clang-13+0x126154e)
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
2e9c75daffddd65e37c3236708b5b133e6f5f2f5)
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-0aeb64.c
clang-13: note: diagnostic msg: /tmp/mutant-0aeb64.sh
clang-13: note: diagnostic msg:
********************
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