[PATCH] D122189: [Clang][NeonEmitter] emit ret decl first for -Wdeclaration-after-statement

[Nick Desaulniers via Phabricator via cfe-commits]

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The generated arm_neon.h header isn't -Wdeclaration-after-statement
compliant when targeting -mbig-endian. Update the generator to declare
the return value, if any, first before any other arguments that might
need to be "reversed" from little endian to big.

Link: https://github.com/ClangBuiltLinux/linux/issues/1603
Fixes: https://github.com/llvm/llvm-project/issues/54062


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D122189

Files:
  clang/test/CodeGen/aarch64-neon-ldst-one.c
  clang/test/CodeGen/arm_neon_intrinsics.c
  clang/test/Sema/arm-neon-decl-after-stmt.c
  clang/utils/TableGen/NeonEmitter.cpp

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