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[Bug rtl-optimization/63577] [4.8/4.9/5 Regression]: Huge compile time and memory usage with -O and not -fPIC
- 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: Mon, 20 Oct 2014 13:07:22 +0000
- Subject: [Bug rtl-optimization/63577] [4.8/4.9/5 Regression]: Huge compile time and memory usage with -O and not -fPIC
- Auto-submitted: auto-generated
- References: <bug-63577-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63577
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Summary|[4.8/4.9/5? Regression]: |[4.8/4.9/5 Regression]:
|Huge compile time and |Huge compile time and
|memory usage with -O and |memory usage with -O and
|not -fPIC |not -fPIC
--- Comment #2 from Richard Biener <rguenth at gcc dot gnu.org> ---
--param max-combine-insns=2 helps a bit compile-time wise but not fully
memory-usage-wise (I suppose log-links are expensive and of course still set
up).
Only available on trunk, of course.