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[Bug translation/54067] arm-none-eabi with -mapcs and attribute((interrupt)) generates wrong stack alignment
- From: "rearnsha at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Mon, 23 Jul 2012 10:26:06 +0000
- Subject: [Bug translation/54067] arm-none-eabi with -mapcs and attribute((interrupt)) generates wrong stack alignment
- Auto-submitted: auto-generated
- References: <bug-54067-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54067
--- Comment #2 from Richard Earnshaw <rearnsha at gcc dot gnu.org> 2012-07-23 10:26:06 UTC ---
Hmm, I got myself confused with the undocumented option. -mapcs has the same
behaviour as -mapcs-frame, which should work (generate code that will execute
correctly) even in this context; though back-tracing through an interrupt frame
is probably never going to work.