[all-commits] [llvm/llvm-project] 6b4803: [CIR] Add support for __builtin_alloca (#157116)

[Morris Hafner via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 6b4803fd484e2562281a6d742495656637e3df3a
      https://github.com/llvm/llvm-project/commit/6b4803fd484e2562281a6d742495656637e3df3a
  Author: Morris Hafner <mmha at users.noreply.github.com>
  Date:   2025-09-09 (Tue, 09 Sep 2025)

  Changed paths:
    M clang/include/clang/CIR/Dialect/Builder/CIRBaseBuilder.h
    M clang/include/clang/CIR/Dialect/IR/CIROps.td
    M clang/include/clang/CIR/MissingFeatures.h
    M clang/lib/CIR/CodeGen/CIRGenBuiltin.cpp
    M clang/lib/CIR/Dialect/Transforms/HoistAllocas.cpp
    M clang/lib/CIR/Lowering/DirectToLLVM/LowerToLLVM.cpp
    M clang/test/CIR/CodeGen/builtin_call.cpp
    A clang/test/CIR/IR/alloca.cir

  Log Message:
  -----------
  [CIR] Add support for __builtin_alloca (#157116)

This patch adds support for the alloca builtin and extends AllocaOp with
a dynamic size argument.



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