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[Bug tree-optimization/20742] [4.0/4.1 Regression] Hang in tree_ssa_iv_optimize_loop
- From: "jakub at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 4 Apr 2005 11:40:57 -0000
- Subject: [Bug tree-optimization/20742] [4.0/4.1 Regression] Hang in tree_ssa_iv_optimize_loop
- References: <20050404113801.20742.jakub@gcc.gnu.org>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From jakub at gcc dot gnu dot org 2005-04-04 11:40 -------
Oops, attached older version of the testcase. The latest one had:
#ifdef HANG
#define TEN(x) x x x x x x x x x x
TEN (TEN (a += b; b -= a;))
#endif
in the loop as well.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20742