[PATCH] D132929: [WebAssembly][MC] Avoid the need for .size directives for functions

[Sam Clegg via Phabricator via llvm-commits]

sbc100 created this revision.
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Warn if `.size` is specified for a function symbol.  The size of a
function symbol is determined solely by its content.

I noticed this simplification was possible while debugging #57427, but
this change doesn't fix that specific issue.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D132929

Files:
  llvm/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
  llvm/lib/MC/MCParser/WasmAsmParser.cpp
  llvm/lib/MC/WasmObjectWriter.cpp
  llvm/test/MC/WebAssembly/function-size-warning.s
  llvm/test/MC/WebAssembly/stack-ptr-mclower.ll

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