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From: "rguenth at gcc dot gnu dot org" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/37526] [4.4 Regression] ICE using --combine -O2 Date: Tue, 16 Sep 2008 13:21:00 -0000 [thread overview] Message-ID: <20080916132024.777.qmail@sourceware.org> (raw) In-Reply-To: <bug-37526-12684@http.gcc.gnu.org/bugzilla/> ------- Comment #7 from rguenth at gcc dot gnu dot org 2008-09-16 13:20 ------- ./cc1 -quiet -O2 t1.i t2.i t2.i: In function 'Node_print': t2.i:2: error: non-trivial conversion at assignment struct _IO_FILE * struct _IO_FILE * # LOADS: { stderr } stderr.0_3 = stderr; t2.i:2: error: non-trivial conversion at assignment struct _IO_FILE * struct _IO_FILE * # LOADS: { stderr } stderr.0_4 = stderr; t2.i:2: internal compiler error: verify_stmts failed Please submit a full bug report, with preprocessed source if appropriate. See <http://gcc.gnu.org/bugs.html> for instructions. So we have wrong GIMPLE here. GIGO. Value numbering stderr.0_3 stmt = stderr.0_3 = stderr; Setting value number of stderr.0_3 to stderr.0_3 ... Value numbering stderr.0_4 stmt = stderr.0_4 = stderr; Inserting name stderr.0_17 for expression (struct _IO_FILE *) stderr.0_3 Setting value number of stderr.0_4 to stderr.0_17 -- rguenth at gcc dot gnu dot org changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |rguenth at gcc dot gnu dot | |org http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37526
next prev parent reply other threads:[~2008-09-16 13:21 UTC|newest] Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top 2008-09-15 19:00 [Bug c/37526] New: " patrik dot hagglund at bredband dot net 2008-09-15 19:02 ` [Bug c/37526] " patrik dot hagglund at bredband dot net 2008-09-15 19:03 ` patrik dot hagglund at bredband dot net 2008-09-15 19:04 ` patrik dot hagglund at bredband dot net 2008-09-15 19:05 ` [Bug middle-end/37526] " patrik dot hagglund at bredband dot net 2008-09-15 19:12 ` [Bug tree-optimization/37526] " pinskia at gcc dot gnu dot org 2008-09-15 19:39 ` [Bug tree-optimization/37526] [4.4 Regression] " pinskia at gcc dot gnu dot org 2008-09-16 13:21 ` rguenth at gcc dot gnu dot org [this message] 2008-09-16 13:29 ` Andrew Thomas Pinski 2008-09-16 13:31 ` pinskia at gmail dot com 2008-10-22 3:20 ` mmitchel at gcc dot gnu dot org 2008-10-27 10:48 ` jakub at gcc dot gnu dot org 2008-10-27 11:23 ` jakub at gcc dot gnu dot org
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