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[diamantisk <1660295@xxxxxxxxxxxxxxxxxx>]

Public bug reported:

I used the source code of https://github.com/FlorisCreyf/mp3-decoder in
my project in order to build a cheerp .js file. After including the
necessary parts of that project, compilation just failed, producing the
following output:


0  llc                      0x000000010079ded9 llvm::sys::PrintStackTrace(__sFILE*) + 57
1  llc                      0x000000010079e63b SignalHandler(int) + 395
2  libsystem_platform.dylib 0x00007fffd887abba _sigtramp + 26
3  libsystem_platform.dylib 0x000000010a862968 _sigtramp + 838761928
4  llc                      0x000000010044eabb llvm::ConstantFoldGetElementPtr(llvm::Constant*, bool, llvm::ArrayRef<llvm::Value*>) + 1243
5  llc                      0x000000010045e7eb llvm::ConstantExpr::getGetElementPtr(llvm::Constant*, llvm::ArrayRef<llvm::Value*>, bool, llvm::Type*) + 59
6  llc                      0x00000001009a15d3 llvm::BitcodeReader::ParseConstants() + 4419
7  llc                      0x00000001009a45f9 llvm::BitcodeReader::ParseModule(bool) + 633
8  llc                      0x00000001009a6950 llvm::BitcodeReader::ParseBitcodeInto(llvm::Module*) + 1520
9  llc                      0x00000001009ae678 getLazyBitcodeModuleImpl(std::__1::unique_ptr<llvm::MemoryBuffer, std::__1::default_delete<llvm::MemoryBuffer> >&&, llvm::LLVMContext&, bool, std::__1::function<void (llvm::DiagnosticInfo const&)>) + 248
10 llc                      0x00000001009ae8fe llvm::parseBitcodeFile(llvm::MemoryBufferRef, llvm::LLVMContext&, std::__1::function<void (llvm::DiagnosticInfo const&)>) + 174
11 llc                      0x000000010054a247 llvm::parseIR(llvm::MemoryBufferRef, llvm::SMDiagnostic&, llvm::LLVMContext&) + 263
12 llc                      0x000000010054a6ad llvm::parseIRFile(llvm::StringRef, llvm::SMDiagnostic&, llvm::LLVMContext&) + 397
13 llc                      0x0000000100006764 main + 996
14 llc                      0x0000000100006354 start + 52
15 llc                      0x0000000000000005 start + 4294941925
Stack dump:
0.	Program arguments: /opt/cheerp/bin/llc -march=cheerp -o build//hello.js /var/folders/2t/dp7jc65n2ws_sqfrbg3zycvw0000gn/T/hello-49485b.bc 
clang-3.7: error: unable to execute command: Segmentation fault: 11
clang-3.7: error: linker command failed due to signal (use -v to see invocation)
Cheerp 1.2.1 clang version 3.7.0 (https://github.com/leaningtech/cheerp-clang.git 5c156e44208e12c1bd5c613f76a730503c276900) (https://github.com/leaningtech/cheerp-llvm.git 7a442eaa8cb978415c1c895fd25af9bce5e15ae5) (based on LLVM 3.7.0svn)
Target: cheerp--webbrowser
Thread model: posix
clang-3.7: note: diagnostic msg: PLEASE submit a bug report to http://llvm.org/bugs/ and include the crash backtrace, preprocessed source, and associated run script.
clang-3.7: note: diagnostic msg: Error generating preprocessed source(s) - no preprocessable inputs.
make: *** [build//hello.js] Error 254

** Affects: cheerp
     Importance: Undecided
         Status: New

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https://bugs.launchpad.net/bugs/1660295

Title:
  Cannot compile c++ mp3 decoder project

Status in Cheerp:
  New

Bug description:
  I used the source code of https://github.com/FlorisCreyf/mp3-decoder
  in my project in order to build a cheerp .js file. After including the
  necessary parts of that project, compilation just failed, producing
  the following output:

  
  0  llc                      0x000000010079ded9 llvm::sys::PrintStackTrace(__sFILE*) + 57
  1  llc                      0x000000010079e63b SignalHandler(int) + 395
  2  libsystem_platform.dylib 0x00007fffd887abba _sigtramp + 26
  3  libsystem_platform.dylib 0x000000010a862968 _sigtramp + 838761928
  4  llc                      0x000000010044eabb llvm::ConstantFoldGetElementPtr(llvm::Constant*, bool, llvm::ArrayRef<llvm::Value*>) + 1243
  5  llc                      0x000000010045e7eb llvm::ConstantExpr::getGetElementPtr(llvm::Constant*, llvm::ArrayRef<llvm::Value*>, bool, llvm::Type*) + 59
  6  llc                      0x00000001009a15d3 llvm::BitcodeReader::ParseConstants() + 4419
  7  llc                      0x00000001009a45f9 llvm::BitcodeReader::ParseModule(bool) + 633
  8  llc                      0x00000001009a6950 llvm::BitcodeReader::ParseBitcodeInto(llvm::Module*) + 1520
  9  llc                      0x00000001009ae678 getLazyBitcodeModuleImpl(std::__1::unique_ptr<llvm::MemoryBuffer, std::__1::default_delete<llvm::MemoryBuffer> >&&, llvm::LLVMContext&, bool, std::__1::function<void (llvm::DiagnosticInfo const&)>) + 248
  10 llc                      0x00000001009ae8fe llvm::parseBitcodeFile(llvm::MemoryBufferRef, llvm::LLVMContext&, std::__1::function<void (llvm::DiagnosticInfo const&)>) + 174
  11 llc                      0x000000010054a247 llvm::parseIR(llvm::MemoryBufferRef, llvm::SMDiagnostic&, llvm::LLVMContext&) + 263
  12 llc                      0x000000010054a6ad llvm::parseIRFile(llvm::StringRef, llvm::SMDiagnostic&, llvm::LLVMContext&) + 397
  13 llc                      0x0000000100006764 main + 996
  14 llc                      0x0000000100006354 start + 52
  15 llc                      0x0000000000000005 start + 4294941925
  Stack dump:
  0.	Program arguments: /opt/cheerp/bin/llc -march=cheerp -o build//hello.js /var/folders/2t/dp7jc65n2ws_sqfrbg3zycvw0000gn/T/hello-49485b.bc 
  clang-3.7: error: unable to execute command: Segmentation fault: 11
  clang-3.7: error: linker command failed due to signal (use -v to see invocation)
  Cheerp 1.2.1 clang version 3.7.0 (https://github.com/leaningtech/cheerp-clang.git 5c156e44208e12c1bd5c613f76a730503c276900) (https://github.com/leaningtech/cheerp-llvm.git 7a442eaa8cb978415c1c895fd25af9bce5e15ae5) (based on LLVM 3.7.0svn)
  Target: cheerp--webbrowser
  Thread model: posix
  clang-3.7: note: diagnostic msg: PLEASE submit a bug report to http://llvm.org/bugs/ and include the crash backtrace, preprocessed source, and associated run script.
  clang-3.7: note: diagnostic msg: Error generating preprocessed source(s) - no preprocessable inputs.
  make: *** [build//hello.js] Error 254

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