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[Bug c++/71372] [6/7 Regression] GCC Optimization "tree-dse" does not respect access to volatile* upon explicit cast.
- From: "rguenth at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 01 Jun 2016 13:23:17 +0000
- Subject: [Bug c++/71372] [6/7 Regression] GCC Optimization "tree-dse" does not respect access to volatile* upon explicit cast.
- Auto-submitted: auto-generated
- References: <bug-71372-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71372
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Keywords| |wrong-code
Status|UNCONFIRMED |NEW
Last reconfirmed| |2016-06-01
Target Milestone|--- |6.2
Summary|GCC Optimization "tree-dse" |[6/7 Regression] GCC
|does not respect access to |Optimization "tree-dse"
|volatile* upon explicit |does not respect access to
|cast. |volatile* upon explicit
| |cast.
Ever confirmed|0 |1
--- Comment #2 from Richard Biener <rguenth at gcc dot gnu.org> ---
Oh, confirmed on x86_64. Only happens when compiling with the C++ frontend!