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| author | Nick Lewycky <nicholas@mxc.ca> | 2009-11-17 07:52:09 +0000 |
|---|---|---|
| committer | Nick Lewycky <nicholas@mxc.ca> | 2009-11-17 07:52:09 +0000 |
| commit | 7efd07fd9dab3596de45f32b5423a575b23fb20f (patch) | |
| tree | 247ec797d85ba00f3aa34bd65caa3d98f432e8d7 /llvm/lib/ExecutionEngine/Interpreter/ExternalFunctions.cpp | |
| parent | f0f1cf087e704ed2c8592669399a837f7c5308b1 (diff) | |
| download | bcm5719-llvm-7efd07fd9dab3596de45f32b5423a575b23fb20f.tar.gz bcm5719-llvm-7efd07fd9dab3596de45f32b5423a575b23fb20f.zip | |
Fail less mysteriously; inform the user that their LLVM was not built with
libffi support and that the interpreter can't call external functions without
it. Patch by Timo Juhani Lindfors! Fixes PR5466.
llvm-svn: 89062
Diffstat (limited to 'llvm/lib/ExecutionEngine/Interpreter/ExternalFunctions.cpp')
| -rw-r--r-- | llvm/lib/ExecutionEngine/Interpreter/ExternalFunctions.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/llvm/lib/ExecutionEngine/Interpreter/ExternalFunctions.cpp b/llvm/lib/ExecutionEngine/Interpreter/ExternalFunctions.cpp index a620de59cfd..8b4e9613ad7 100644 --- a/llvm/lib/ExecutionEngine/Interpreter/ExternalFunctions.cpp +++ b/llvm/lib/ExecutionEngine/Interpreter/ExternalFunctions.cpp @@ -284,6 +284,9 @@ GenericValue Interpreter::callExternalFunction(Function *F, else llvm_report_error("Tried to execute an unknown external function: " + F->getType()->getDescription() + " " +F->getName()); +#ifndef USE_LIBFFI + errs() << "Recompiling LLVM with --enable-libffi might help.\n"; +#endif return GenericValue(); } |
