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![Reid Kleckner](/assets/img/avatar_default.png)
Summary: This rule was always in the old SysV i386 ABI docs and the new ones that H.J. Lu has put together, but we never noticed: EAX scratch register; also used to return integer and pointer values from functions; also stores the address of a returned struct or union Fixes PR23491. Reviewers: majnemer Subscribers: llvm-commits Differential Revision: http://reviews.llvm.org/D9715 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@237175 91177308-0d34-0410-b5e6-96231b3b80d8