Frits van Bommel wrote:
His approach depends on DMD directly emitting x86 machine code, so it can just emit 'RET' and be done with it.

LDC on the other hand needs to emit LLVM asm, which requires it to specify an explicit return value. My approach is a way to extract that return value from the inline asm, allowing it to emulate DMD behavior within the LLVM IR.

Ok, so why not, for a function that returns an int, simply have the compiler silently tack on the LLVM equivalent of "return EAX"?

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