Date: Tue, 13 Aug 2013 05:45:55 +0200 From: Szabolcs Nagy <nsz@...t70.net> To: musl@...ts.openwall.com Subject: Re: Conformance issues to address after 0.9.12 release * Rich Felker <dalias@...ifal.cx> [2013-08-12 23:32:32 -0400]: > Why the push/pop? Is there a reason you can't just store over top of > the argument slot at 4(%esp) or even below the stack pointer at > -4(%esp)? The latter would be unsafe if you ever wanted to read back > the value since it could be clobbered asynchronously by a signal > handler, but you don't want/need to read it back anyway. ah ok did not know the callee can modify those
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