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[Bug c++/61082] [x86-64 Itanium ABI] g++ uses wrong return location for class with head padding
- From: "hjl.tools at gmail dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 07 May 2014 17:07:29 +0000
- Subject: [Bug c++/61082] [x86-64 Itanium ABI] g++ uses wrong return location for class with head padding
- Auto-submitted: auto-generated
- References: <bug-61082-4 at http dot gcc dot gnu dot org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=61082
--- Comment #9 from H.J. Lu <hjl.tools at gmail dot com> ---
Y is returned as {NO_CLASS, INTEGER} in register. psABI doesn't
explicitly say how NO_CLASS should be handled in this case. GCC
simply skips NO_CLASS when assigning it to a register.