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Hello LLVM list<br>
<p>I am running with lli, a simple HelloWorld program twice, once
targeted to 32 bits arch, the other targeted to 64 bit arch. While
it is working fine with the 64 arch, it craches with the 32 arch.
Below are the steps</p>
<p><br>
</p>
<p>clang.cmd -v -g -m64 -emit-llvm -S hw.c -o hw-m64.ll</p>
<p><br>
</p>
clang.cmd -v -g -m32 -emit-llvm -S hw.c -o hw-m32.ll<br>
<blockquote>C:\Program Files (x86)\LLVM\11.0\bin"\clang -v -g -m32
-emit-llvm -S e.c -o e-m32.ll<br>
clang version 11.0.0<br>
Target: i686-pc-windows-msvc<br>
Thread model: posix<br>
InstalledDir: C:\Program Files (x86)\LLVM\11.0\bin<br>
(in-process)<br>
"C:\\Program Files (x86)\\LLVM\\11.0\\bin\\clang.exe" -cc1
-triple i686-pc-windows-msvc19.28.29335 -emit-llvm -disable-free
-disable-llvm-verifier -discard-value-names -main-file-name e.c
-mrelocation-model static -mframe-pointer=all -fmath-errno
-fno-rounding-math -mconstructor-aliases -target-cpu pentium4
-gno-column-info -gcodeview -debug-info-kind=limited -v
-resource-dir "C:\\Program Files
(x86)\\LLVM\\11.0\\lib\\clang\\11.0.0" -internal-isystem
"C:\\Program Files (x86)\\LLVM\\11.0\\lib\\clang\\11.0.0\\include"
-internal-isystem "C:\\Program Files (x86)\\Microsoft Visual
Studio\\2019\\Community\\VC\\Tools\\MSVC\\14.28.29333\\include"
-internal-isystem "C:\\Program Files (x86)\\Microsoft Visual
Studio\\2019\\Community\\VC\\Tools\\MSVC\\14.28.29333\\atlmfc\\include"
-internal-isystem "C:\\Program Files (x86)\\Windows
Kits\\10\\Include\\10.0.18362.0\\ucrt" -internal-isystem
"C:\\Program Files (x86)\\Windows
Kits\\10\\include\\10.0.18362.0\\shared" -internal-isystem
"C:\\Program Files (x86)\\Windows
Kits\\10\\include\\10.0.18362.0\\um" -internal-isystem
"C:\\Program Files (x86)\\Windows
Kits\\10\\include\\10.0.18362.0\\winrt" -fdebug-compilation-dir
"D:\\projects\\as400\\rpg\\clang" -ferror-limit 19
-fmessage-length=194 -fno-use-cxa-atexit -fms-extensions
-fms-compatibility -fms-compatibility-version=19.28.29335
-fdelayed-template-parsing -fcolor-diagnostics -faddrsig -o
e-m32.ll -x c e.c<br>
clang -cc1 version 11.0.0 based upon LLVM 11.0.0 default target
i686-pc-windows-msvc<br>
#include "..." search starts here:<br>
#include <...> search starts here:<br>
C:\Program Files (x86)\LLVM\11.0\lib\clang\11.0.0\include<br>
C:\Program Files (x86)\Microsoft Visual
Studio\2019\Community\VC\Tools\MSVC\14.28.29333\include<br>
C:\Program Files (x86)\Microsoft Visual
Studio\2019\Community\VC\Tools\MSVC\14.28.29333\atlmfc\include<br>
C:\Program Files (x86)\Windows Kits\10\Include\10.0.18362.0\ucrt<br>
C:\Program Files (x86)\Windows
Kits\10\include\10.0.18362.0\shared<br>
C:\Program Files (x86)\Windows Kits\10\include\10.0.18362.0\um<br>
C:\Program Files (x86)\Windows Kits\10\include\10.0.18362.0\winrt<br>
End of search list.<br>
</blockquote>
lli hw-m64.ll<br>
<blockquote>Hello World!<br>
</blockquote>
lli hw-m32.ll<br>
<blockquote>PLEASE submit a bug report to <a class="moz-txt-link-freetext" href="https://bugs.llvm.org/">https://bugs.llvm.org/</a> and
include the crash backtrace.<br>
Stack dump:<br>
0. Program arguments:
D:\\llvm-project\\build32\\Debug\\bin\\lli hw-m32.ll<br>
#0 0x04b8eacc<br>
#1 0x03ff017b<br>
#2 0x03ff032b<br>
#3 0x0153ca18 llvm::MCJIT::runFunction(class llvm::Function *,
class llvm::ArrayRef<struct llvm::GenericValue>)
D:\llvm-project\llvm\lib\ExecutionEngine\MCJIT\MCJIT.cpp:587:0<br>
#4 0x01459673 llvm::ExecutionEngine::runFunctionAsMain(class
llvm::Function *, class std::vector<class
std::basic_string<char, struct std::char_traits<char>,
class std::allocator<char>>, class
std::allocator<class std::basic_string<char, struct
std::char_traits<char>, class
std::allocator<char>>>> const &, char const
*const *)
D:\llvm-project\llvm\lib\ExecutionEngine\ExecutionEngine.cpp:467:0<br>
#5 0x007e08c5 main D:\llvm-project\llvm\tools\lli\lli.cpp:643:0<br>
#6 0x02e12013 invoke_main
d:\agent\_work\57\s\src\vctools\crt\vcstartup\src\startup\exe_common.inl:78:0<br>
#7 0x02e11e97 _scrt_common_main_seh
d:\agent\_work\57\s\src\vctools\crt\vcstartup\src\startup\exe_common.inl:288:0<br>
#8 0x02e11d2d _scrt_common_main
d:\agent\_work\57\s\src\vctools\crt\vcstartup\src\startup\exe_common.inl:331:0<br>
#9 0x02e12098 mainCRTStartup
d:\agent\_work\57\s\src\vctools\crt\vcstartup\src\startup\exe_main.cpp:17:0<br>
#10 0x75336359 (C:\WINDOWS\System32\KERNEL32.DLL+0x16359)<br>
#11 0x774c8944 (C:\WINDOWS\SYSTEM32\ntdll.dll+0x68944)<br>
#12 0x774c8914 (C:\WINDOWS\SYSTEM32\ntdll.dll+0x68914)<br>
</blockquote>
<p>What is the best way to debug the 32 bit arch lli.exe under
VS2019?</p>
<p><br>
</p>
D:\projects\clang>type hw.c<br>
#include <stdio.h><br>
int main() {<br>
printf("Hello World!\n");<br>
return 0;<br>
}<br>
<br>
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