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From: "trippels at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug middle-end/63879] [5 Regression] ICE compiling Linux Kernel fs/ext3/namei.c with -fsanitize=undefined Date: Tue, 18 Nov 2014 17:11:00 -0000 [thread overview] Message-ID: <bug-63879-4-5L4Hg81749@http.gcc.gnu.org/bugzilla/> (raw) In-Reply-To: <bug-63879-4@http.gcc.gnu.org/bugzilla/> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63879 Markus Trippelsdorf <trippels at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |trippels at gcc dot gnu.org --- Comment #8 from Markus Trippelsdorf <trippels at gcc dot gnu.org> --- Reduced: trippels@gcc2-power8 ~ % cat namei.i struct { int inode; } * a; int b, c; void fn1 () { int d = 0; while (b) { if (a->inode) d++; a = 0; } c = d - 1; for (; c >= 0; c--) ; } trippels@gcc2-power8 ~ % gcc -O2 -fsanitize=undefined namei.i gcc: internal compiler error: Segmentation fault (program cc1) gdb backtrace looks identical to that from the testcase of PR63520 comment 11.
next prev parent reply other threads:[~2014-11-18 17:11 UTC|newest] Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top 2014-11-14 22:51 [Bug c/63879] New: ICE compiling Linux Kernel fs/ext3/namei.c sasha.levin at oracle dot com 2014-11-15 7:08 ` [Bug middle-end/63879] " mpolacek at gcc dot gnu.org 2014-11-15 16:26 ` sasha.levin at oracle dot com 2014-11-15 16:40 ` hjl.tools at gmail dot com 2014-11-15 16:43 ` sasha.levin at oracle dot com 2014-11-15 17:34 ` hjl.tools at gmail dot com 2014-11-15 17:48 ` sasha.levin at oracle dot com 2014-11-16 13:10 ` mpolacek at gcc dot gnu.org 2014-11-17 9:42 ` [Bug middle-end/63879] [5 Regression] ICE compiling Linux Kernel fs/ext3/namei.c with -fsanitize=undefined rguenth at gcc dot gnu.org 2014-11-18 17:11 ` trippels at gcc dot gnu.org [this message] 2014-11-19 12:03 ` mpolacek at gcc dot gnu.org 2014-11-19 12:04 ` mpolacek at gcc dot gnu.org
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