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[Bug rtl-optimization/15725] ICE in EXECUTE_IF_SET_IN_REG_SET macro when gcc built with BOOT_CFLAGS="-g -O2 -fold-unroll-loops"
- From: "ebotcazou at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 29 May 2004 23:18:32 -0000
- Subject: [Bug rtl-optimization/15725] ICE in EXECUTE_IF_SET_IN_REG_SET macro when gcc built with BOOT_CFLAGS="-g -O2 -fold-unroll-loops"
- References: <20040529175822.15725.danglin@gcc.gnu.org>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From ebotcazou at gcc dot gnu dot org 2004-05-29 23:18 -------
> Have you tried the testcase in 11841 with -fold-unroll-loops and 3.4?
Yup, it passes.
> I'm not totally sure but I think this uses essentially the unrolling code
> present in 3.3. I think this is also why Richard didn't have problems
> with 3.4.
Do you mean for POOMA? Then I don't think so, the problematic RTX_UNCHANGING_P
flag is set differently in 3.4 and later.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=15725