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[Bug target/80154] sizeof(long double) == 16 even with -mlong-double-80
- From: "pinskia at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 22 Mar 2017 15:36:49 +0000
- Subject: [Bug target/80154] sizeof(long double) == 16 even with -mlong-double-80
- Auto-submitted: auto-generated
- References: <bug-80154-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80154
Andrew Pinski <pinskia at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |RESOLVED
Component|c |target
Resolution|--- |INVALID
--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
You are misunderstanding what this option does.
-mlong-double-64
-mlong-double-80
-mlong-double-128
80 here means the precision (80bit vs 128bit IEEE) and not storage unit.
You want:
-m96bit-long-double
for that.