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[Bug middle-end/38934] [4.3/4.4 Regression] ICE in set_value_range, at tree-vrp.c:398
- From: "bonzini at gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 27 Jan 2009 10:33:47 -0000
- Subject: [Bug middle-end/38934] [4.3/4.4 Regression] ICE in set_value_range, at tree-vrp.c:398
- References: <bug-38934-7849@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #11 from bonzini at gnu dot org 2009-01-27 10:33 -------
> integer overflow in expression
> is emitted only for 32-bit HWI gcc, for x86_64 -m32 as well as -m64 only the
> first warning is emitted.
If the warning should be there in 64-bit HWI gcc too, that's a separate bug.
But if (as I think it should be) it should not be there, the front-end bug is
the root cause of this PR and fixing it will remove the need for the VRP fix.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38934