[cfe-dev] Bugfixer's question about how C calling convention corresponds to platform CC

[Anton Korobeynikov]

>   Do you really think CC_AAPCS or CC_AAPCS_VFP sould be equal to C
> calling convention? If so, how about making ClangCallConvToLLVMCallConv
> return llvm::CallingConv::C for CC_AAPCS and CC_AAPCS_VFP like this?
No, they should not. There is a possibility for user to override the
calling convention on ARM.

See http://gcc.gnu.org/onlinedocs/gcc/Function-Attributes.html ('pcs' attribute)

-- 
With best regards, Anton Korobeynikov
Faculty of Mathematics and Mechanics, Saint Petersburg State University