[llvm-bugs] [Bug 50884] New: ICE: EvaluateAsBooleanCondition(const clang::Expr*, bool&, {anonymous}::EvalInfo&): Assertion `E->isPRValue() && "missing lvalue-to-rvalue conv in bool condition"' failed.
via llvm-bugs
llvm-bugs at lists.llvm.org
Sat Jun 26 12:40:06 PDT 2021
https://bugs.llvm.org/show_bug.cgi?id=50884
Bug ID: 50884
Summary: ICE: EvaluateAsBooleanCondition(const clang::Expr*,
bool&, {anonymous}::EvalInfo&): Assertion
`E->isPRValue() && "missing lvalue-to-rvalue conv in
bool condition"' 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
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
do_plasma_rect;
do_plasma() {
({
if (do_plasma_context_0)
;
;
}),
0;
}
$ clang-trunk mutant.c
mutant.c:1:1: warning: type specifier missing, defaults to 'int'
[-Wimplicit-int]
do_plasma_rect;
^
mutant.c:2:1: warning: type specifier missing, defaults to 'int'
[-Wimplicit-int]
do_plasma() {
^
mutant.c:4:9: error: use of undeclared identifier 'do_plasma_context_0'; did
you mean 'do_plasma_rect'?
if (do_plasma_context_0)
^~~~~~~~~~~~~~~~~~~
do_plasma_rect
mutant.c:1:1: note: 'do_plasma_rect' declared here
do_plasma_rect;
^
clang-13:
/tmp/tmp.xjN6dMkdrg-clang-builder/llvm-project/clang/lib/AST/ExprConstant.cpp:2508:
bool EvaluateAsBooleanCondition(const clang::Expr*, bool&,
{anonymous}::EvalInfo&): Assertion `E->isPRValue() && "missing lvalue-to-rvalue
conv in bool condition"' 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_20210626_122314_07d2/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_20210626_122314_07d2/delta/perses_result
-ferror-limit 19 -fgnuc-version=4.2.1 -faddrsig -D__GCC_HAVE_DWARF2_CFI_ASM=1
-o /tmp/mutant-3efed2.o -x c mutant.c
1. mutant.c:9:1: current parser token '}'
2. mutant.c:2:13: parsing function body 'do_plasma'
3. mutant.c:2:13: in compound statement ('{}')
#0 0x000055b94feaa184 PrintStackTraceSignalHandler(void*) Signals.cpp:0:0
#1 0x000055b94fea793e SignalHandler(int) Signals.cpp:0:0
#2 0x00007f5f809e73c0 __restore_rt
(/lib/x86_64-linux-gnu/libpthread.so.0+0x153c0)
#3 0x00007f5f8048618b raise
/build/glibc-ZN95T4/glibc-2.31/signal/../sysdeps/unix/sysv/linux/raise.c:51:1
#4 0x00007f5f80465859 abort /build/glibc-ZN95T4/glibc-2.31/stdlib/abort.c:81:7
#5 0x00007f5f80465729 get_sysdep_segment_value
/build/glibc-ZN95T4/glibc-2.31/intl/loadmsgcat.c:509:8
#6 0x00007f5f80465729 _nl_load_domain
/build/glibc-ZN95T4/glibc-2.31/intl/loadmsgcat.c:970:34
#7 0x00007f5f80476f36 (/lib/x86_64-linux-gnu/libc.so.6+0x36f36)
#8 0x000055b952fa2e65 EvaluateAsBooleanCondition(clang::Expr const*, bool&,
(anonymous namespace)::EvalInfo&) ExprConstant.cpp:0:0
#9 0x000055b952fbb72a EvaluateCond((anonymous namespace)::EvalInfo&,
clang::VarDecl const*, clang::Expr const*, bool&) ExprConstant.cpp:0:0
#10 0x000055b952fb8124 EvaluateStmt((anonymous namespace)::StmtResult&,
(anonymous namespace)::EvalInfo&, clang::Stmt const*, clang::SwitchCase const*)
(.part.0) ExprConstant.cpp:0:0
#11 0x000055b952fed39f clang::StmtVisitorBase<llvm::make_const_ptr, (anonymous
namespace)::VoidExprEvaluator, bool>::Visit(clang::Stmt const*)
ExprConstant.cpp:0:0
#12 0x000055b952fa2c63 Evaluate(clang::APValue&, (anonymous
namespace)::EvalInfo&, clang::Expr const*) ExprConstant.cpp:0:0
#13 0x000055b952fa44df (anonymous
namespace)::DataRecursiveIntBinOpEvaluator::process((anonymous
namespace)::DataRecursiveIntBinOpEvaluator::EvalResult&) ExprConstant.cpp:0:0
#14 0x000055b952ff6873 (anonymous
namespace)::IntExprEvaluator::VisitBinaryOperator(clang::BinaryOperator const*)
ExprConstant.cpp:0:0
#15 0x000055b952fb3eb5 clang::StmtVisitorBase<llvm::make_const_ptr, (anonymous
namespace)::IntExprEvaluator, bool>::Visit(clang::Stmt const*)
ExprConstant.cpp:0:0
#16 0x000055b952fa25ae Evaluate(clang::APValue&, (anonymous
namespace)::EvalInfo&, clang::Expr const*) ExprConstant.cpp:0:0
#17 0x000055b952fac549 EvaluateAsRValue((anonymous namespace)::EvalInfo&,
clang::Expr const*, clang::APValue&) ExprConstant.cpp:0:0
#18 0x000055b952fadd52 clang::Expr::EvaluateForOverflow(clang::ASTContext
const&) const (/scratch/software/clang-trunk/bin/clang-13+0x6a5ed52)
#19 0x000055b952248605 clang::Sema::CheckForIntOverflow(clang::Expr*)
(/scratch/software/clang-trunk/bin/clang-13+0x5cf9605)
#20 0x000055b952297c01 clang::Sema::CheckCompletedExpr(clang::Expr*,
clang::SourceLocation, bool)
(/scratch/software/clang-trunk/bin/clang-13+0x5d48c01)
#21 0x000055b95263a702 clang::Sema::ActOnFinishFullExpr(clang::Expr*,
clang::SourceLocation, bool, bool)
(/scratch/software/clang-trunk/bin/clang-13+0x60eb702)
#22 0x000055b952891efb
clang::Sema::ActOnExprStmt(clang::ActionResult<clang::Expr*, true>, bool)
(/scratch/software/clang-trunk/bin/clang-13+0x6342efb)
#23 0x000055b9521887c3
clang::Parser::ParseExprStatement(clang::Parser::ParsedStmtContext)
(/scratch/software/clang-trunk/bin/clang-13+0x5c397c3)
#24 0x000055b95217fce2
clang::Parser::ParseStatementOrDeclarationAfterAttributes(llvm::SmallVector<clang::Stmt*,
32u>&, clang::Parser::ParsedStmtContext, clang::SourceLocation*,
clang::ParsedAttributesWithRange&)
(/scratch/software/clang-trunk/bin/clang-13+0x5c30ce2)
#25 0x000055b9521806ca
clang::Parser::ParseStatementOrDeclaration(llvm::SmallVector<clang::Stmt*,
32u>&, clang::Parser::ParsedStmtContext, clang::SourceLocation*)
(/scratch/software/clang-trunk/bin/clang-13+0x5c316ca)
#26 0x000055b952181649 clang::Parser::ParseCompoundStatementBody(bool)
(/scratch/software/clang-trunk/bin/clang-13+0x5c32649)
#27 0x000055b952183c5a clang::Parser::ParseFunctionStatementBody(clang::Decl*,
clang::Parser::ParseScope&)
(/scratch/software/clang-trunk/bin/clang-13+0x5c34c5a)
#28 0x000055b9520c9ef2
clang::Parser::ParseFunctionDefinition(clang::ParsingDeclarator&,
clang::Parser::ParsedTemplateInfo const&, clang::Parser::LateParsedAttrList*)
(/scratch/software/clang-trunk/bin/clang-13+0x5b7aef2)
#29 0x000055b9520f6850 clang::Parser::ParseDeclGroup(clang::ParsingDeclSpec&,
clang::DeclaratorContext, clang::SourceLocation*, clang::Parser::ForRangeInit*)
(/scratch/software/clang-trunk/bin/clang-13+0x5ba7850)
#30 0x000055b9520c46f6
clang::Parser::ParseDeclOrFunctionDefInternal(clang::ParsedAttributesWithRange&,
clang::ParsingDeclSpec&, clang::AccessSpecifier)
(/scratch/software/clang-trunk/bin/clang-13+0x5b756f6)
#31 0x000055b9520c4ce1
clang::Parser::ParseDeclarationOrFunctionDefinition(clang::ParsedAttributesWithRange&,
clang::ParsingDeclSpec*, clang::AccessSpecifier) (.part.0) Parser.cpp:0:0
#32 0x000055b9520cb4e7
clang::Parser::ParseExternalDeclaration(clang::ParsedAttributesWithRange&,
clang::ParsingDeclSpec*) (/scratch/software/clang-trunk/bin/clang-13+0x5b7c4e7)
#33 0x000055b9520cca7e
clang::Parser::ParseTopLevelDecl(clang::OpaquePtr<clang::DeclGroupRef>&, bool)
(/scratch/software/clang-trunk/bin/clang-13+0x5b7da7e)
#34 0x000055b9520bf2c9 clang::ParseAST(clang::Sema&, bool, bool)
(/scratch/software/clang-trunk/bin/clang-13+0x5b702c9)
#35 0x000055b951006968 clang::CodeGenAction::ExecuteAction()
(/scratch/software/clang-trunk/bin/clang-13+0x4ab7968)
#36 0x000055b9508b6599 clang::FrontendAction::Execute()
(/scratch/software/clang-trunk/bin/clang-13+0x4367599)
#37 0x000055b9508497e6
clang::CompilerInstance::ExecuteAction(clang::FrontendAction&)
(/scratch/software/clang-trunk/bin/clang-13+0x42fa7e6)
#38 0x000055b950994480
clang::ExecuteCompilerInvocation(clang::CompilerInstance*)
(/scratch/software/clang-trunk/bin/clang-13+0x4445480)
#39 0x000055b94d7b4696 cc1_main(llvm::ArrayRef<char const*>, char const*,
void*) (/scratch/software/clang-trunk/bin/clang-13+0x1265696)
#40 0x000055b94d7b09d8 ExecuteCC1Tool(llvm::SmallVectorImpl<char const*>&)
driver.cpp:0:0
#41 0x000055b94d6de0e6 main
(/scratch/software/clang-trunk/bin/clang-13+0x118f0e6)
#42 0x00007f5f804670b3 __libc_start_main
/build/glibc-ZN95T4/glibc-2.31/csu/../csu/libc-start.c:342:3
#43 0x000055b94d7b054e _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-868460.c
clang-13: note: diagnostic msg: /tmp/mutant-868460.sh
clang-13: note: diagnostic msg:
********************
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