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[Bug middle-end/50708] Infinite loop between rshift_double and lshift_double if count is LONG_MIN
- From: "mikpe at it dot uu.se" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Sat, 29 Oct 2011 13:29:20 +0000
- Subject: [Bug middle-end/50708] Infinite loop between rshift_double and lshift_double if count is LONG_MIN
- Auto-submitted: auto-generated
- References: <bug-50708-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50708
Mikael Pettersson <mikpe at it dot uu.se> changed:
What |Removed |Added
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CC| |mikpe at it dot uu.se
--- Comment #3 from Mikael Pettersson <mikpe at it dot uu.se> 2011-10-29 13:29:20 UTC ---
The reduced test case throws 4.6.1 and 4.6-20111021 in a loop on i686-linux,
but 4.4/4.5/4.7 don't loop. On m68k-linux both 4.6-20111021 and 4.7-20111022
loop. I haven't been able to reproduce the loop on armv5tel-linux-gnueabi with
any of 4.4/4.5/4.6/4.7.