[llvm-dev] clang interpreter failed to materialize symbols
Lang Hames via llvm-dev
llvm-dev at lists.llvm.org
Thu Jan 16 19:01:19 PST 2020
Hi Igor,
Regarding that stack trace: C++ code and interactions with the C++ standard library are not as well supported as C/libC, especially on Windows.
What happens if you write your hello-world program in C using printf?
Does your use-case require C++?
— Lang.
Sent from my iPad
> On Jan 15, 2020, at 9:51 PM, Igor Gomon <giv_ua at hotmail.com> wrote:
>
>
> Hi Stefan,
>
> I just tried the -jit-kind=orc-lazy with lli executable and it solves the problem on Ubuntu 18.04 (still does not work on Windows 10). But this solution is good enough for me now. Thanks again for your help!
>
> --
> Best Regards,
> Igor
> From: Igor Gomon <giv_ua at hotmail.com>
> Sent: Tuesday, January 14, 2020 7:38 PM
> To: Stefan Gränitz <stefan.graenitz at gmail.com>
> Cc: David Blaikie <dblaikie at gmail.com>; Lang Hames <lhames at gmail.com>; llvm-dev at lists.llvm.org <llvm-dev at lists.llvm.org>
> Subject: RE: [llvm-dev] clang interpreter failed to materialize symbols
>
> Hi Stefan,
>
> I just tried it. Here is what I got:
> PS C:\Users\giv_u\source\repos\ConsoleApplication1\ConsoleApplication1> lli -jit-kind=orc-lazy .\ConsoleApplication1.bc
> Assertion failed: isa<X>(Val) && "cast<Ty>() argument of incompatible type!", file C:\dev\llvm-project\llvm\include\llvm/Support/Casting.h, line 264
>
> --
> Thanks,
> Igor
>
> Sent from Mail for Windows 10
>
> From: Stefan Gränitz
> Sent: Tuesday, January 14, 2020 11:46 AM
> To: Igor Gomon
> Cc: David Blaikie; Lang Hames; llvm-dev at lists.llvm.org
> Subject: Re: [llvm-dev] clang interpreter failed to materialize symbols
>
> Hi Igor, not sure if that will work, but have you tried lli -jit-kind=orc-lazy ? The default is still MCJIT:
> https://github.com/llvm/llvm-project/blob/master/llvm/tools/lli/lli.cpp#L88
>
> On 13/01/2020 19:07, David Blaikie via llvm-dev wrote:
> (+Lang for JIT/interpreter questions)
>
> On Sun, Jan 5, 2020 at 5:00 PM Igor Gomon via llvm-dev <llvm-dev at lists.llvm.org> wrote:
> Hello,
>
> I am new to LLVM and what I am trying to do is to get a very simple “hello-world” C++ program to compile to LLVM IR and then to run it using lli tool.
> So here is the program code (hello.cpp):
> #include <iostream>
> int main (int argc, char *argv[])
> {
> std::cout << "Hello World!\n";
> return 0;
> }
> Below are the steps I do to achieve that goal:
> clang++.exe hello.cpp -S -emit-llvm -o hello.ll (produces hello.ll about 307KB in size)
> llvm-link.exe hello.ll -o hello.bc (produces the bit-code file about 79KB in size).
> lli.exe hello.bc (terminates with a segmentation fault). The dump is below.
>
> I understand that some symbols are not loaded (C++ standard library symbols). I am not sure how I can specify the location of those symbols to lli tool (I tried –extra-object option but no effect).
> Could someone please let me know what am I missing or doing wrong?
> Any help is greatly appreciated!!!
>
> --
> Thanks,
> Igor
>
> Stack dump:
> 0. Program arguments: C:\dev\llvm-project\build\Debug\bin\lli.exe .\hello.bc
> 0x0000000000000000 (0x0000000000000010 0xCCCCCCCCCCCCCCCC 0x000000575B18D640 0x00007FF68DEF6186) <unknown module>
> 0x000001AF8A3004F6 (0xCCCCCCCCCCCCCCCC 0x000000575B18D640 0x00007FF68DEF6186 0x000001AF8A4B0000) <unknown module>
> 0x0000000000000010 (0x000000575B18D640 0x00007FF68DEF6186 0x000001AF8A4B0000 0xFFFFFFFFFFFFFFFE) <unknown module>
> 0xCCCCCCCCCCCCCCCC (0x00007FF68DEF6186 0x000001AF8A4B0000 0xFFFFFFFFFFFFFFFE 0x000000575B18D6A0) <unknown module>
> 0x000000575B18D640 (0x000001AF8A4B0000 0xFFFFFFFFFFFFFFFE 0x000000575B18D6A0 0x000001AF8A300032) <unknown module>
> 0x00007FF68DEF6186 (0x000001AF8A85B410 0x000000575B18D678 0xCCCCCCCCCCCCCCCC 0x000001AF8A4B0000), std::_Construct_in_place<std::_Container_proxy,std::_Container_base12 *>() + 0x56 bytes(s), C:\Program Files (x86)\Microsoft Visual Studio\2019\Community\VC\Tools\MSVC\14.24.28314\include\xmemory, line 205
> 0x00007FF68DEF45E8 (0x0000000000000000 0x000000005B18D6B1 0xFFFFFFFFFFFFFFFE 0x000000575B18DB80), std::_Container_base12::_Alloc_proxy<std::allocator<std::_Container_proxy> >() + 0x58 bytes(s), C:\Program Files (x86)\Microsoft Visual Studio\2019\Community\VC\Tools\MSVC\14.24.28314\include\xmemory, line 1100
> 0x00007FF68DF36634 (0xCCCCCCCCCCCCCCCC 0xCCCCCCCCCCCCCCCC 0xCCCCCCCCCCCCCCCC 0x0000000000000001), std::vector<llvm::GenericValue,std::allocator<llvm::GenericValue> >::vector<llvm::GenericValue,std::allocator<llvm::GenericValue> >() + 0x54 bytes(s), C:\Program Files (x86)\Microsoft Visual Studio\2019\Community\VC\Tools\MSVC\14.24.28314\include\vector, line 446
> 0x00007FF68E06B048 (0x000001AF8A6A3058 0x0000000000000001 0xCCCCCCCCCCCCCCCC 0xCCCCCCCCCCCCCCCC), llvm::APInt::getZExtValue() + 0x28 bytes(s), C:\dev\llvm-project\llvm\include\llvm\ADT\APInt.h, line 1589 + 0xA byte(s)
> 0x00007FF68ED9E0F0 (0x000001AF8A563310 0x000000575B18DB88 0x000001AF8A583F18 0x000000575B18DBC0), llvm::MCJIT::runFunction() + 0x480 bytes(s), C:\dev\llvm-project\llvm\lib\ExecutionEngine\MCJIT\MCJIT.cpp, line 550 + 0x16 byte(s)
> 0x00007FF68EC09680 (0x000001AF8A563310 0x000001AF8A583F18 0x00007FF6920964A0 0x000001AF8A532460), llvm::ExecutionEngine::runFunctionAsMain() + 0x410 bytes(s), C:\dev\llvm-project\llvm\lib\ExecutionEngine\ExecutionEngine.cpp, line 470 + 0x65 byte(s)
> 0x00007FF68DEE4200 (0x0000000000000002 0x000001AF8A5515B0 0x000001AF8A532460 0x00007FF6909C0A7D), main() + 0x1D10 bytes(s), C:\dev\llvm-project\llvm\tools\lli\lli.cpp, line 614 + 0x4D byte(s)
> 0x00007FF6909C1A29 (0x00007FF690C2C000 0x00007FF690C2FE30 0x0000000000000000 0x0000000000000000), invoke_main() + 0x39 bytes(s), d:\agent\_work\5\s\src\vctools\crt\vcstartup\src\startup\exe_common.inl, line 79
> 0x00007FF6909C190E (0x0000000000000000 0x0000000000000000 0x0000000000000000 0x0000000000000000), __scrt_common_main_seh() + 0x12E bytes(s), d:\agent\_work\5\s\src\vctools\crt\vcstartup\src\startup\exe_common.inl, line 288 + 0x5 byte(s)
> 0x00007FF6909C17CE (0x0000000000000000 0x0000000000000000 0x0000000000000000 0x0000000000000000), __scrt_common_main() + 0xE bytes(s), d:\agent\_work\5\s\src\vctools\crt\vcstartup\src\startup\exe_common.inl, line 331
> 0x00007FF6909C1AB9 (0x0000000000000000 0x0000000000000000 0x0000000000000000 0x0000000000000000), mainCRTStartup() + 0x9 bytes(s), d:\agent\_work\5\s\src\vctools\crt\vcstartup\src\startup\exe_main.cpp, line 17
> 0x00007FFC76417BD4 (0x0000000000000000 0x0000000000000000 0x0000000000000000 0x0000000000000000), BaseThreadInitThunk() + 0x14 bytes(s)
> 0x00007FFC7746CED1 (0x0000000000000000 0x0000000000000000 0x0000000000000000 0x0000000000000000), RtlUserThreadStart() + 0x21 bytes(s)
>
> Sent from Mail for Windows 10
>
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