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[Bug middle-end/43396] Very long compile time with -O1 -fgraphite-identity
- From: "zsojka at seznam dot cz" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 16 Mar 2010 20:39:11 -0000
- Subject: [Bug middle-end/43396] Very long compile time with -O1 -fgraphite-identity
- References: <bug-43396-14164@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #1 from zsojka at seznam dot cz 2010-03-16 20:39 -------
Created an attachment (id=20119)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=20119&action=view)
reduced testcase (from testsuite/gcc.c-torture/execute/builtins/memcpy-chk.c)
gcc -O1 -fgraphite-identity -c pr43396.c
Compilation takes ~9 seconds on a 2.6GHz CPU.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43396