From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 10440 invoked by alias); 19 Jan 2012 15:03:40 -0000 Received: (qmail 10424 invoked by uid 22791); 19 Jan 2012 15:03:38 -0000 X-SWARE-Spam-Status: No, hits=-2.0 required=5.0 tests=ALL_TRUSTED,AWL,BAYES_00,SUBJ_OBFU_PUNCT_FEW,SUBJ_OBFU_PUNCT_MANY X-Spam-Check-By: sourceware.org Received: from localhost (HELO gcc.gnu.org) (127.0.0.1) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Thu, 19 Jan 2012 15:03:24 +0000 From: "zsojka at seznam dot cz" To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/51903] New: [4.7 Regression] ICE: in gimple_purge_all_dead_eh_edges, at tree-cfg.c:7196 with -fnon-call-exceptions Date: Thu, 19 Jan 2012 15:07:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: tree-optimization X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: zsojka at seznam dot cz X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Changed-Fields: Message-ID: X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated Content-Type: text/plain; charset="UTF-8" MIME-Version: 1.0 Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org X-SW-Source: 2012-01/txt/msg02165.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51903 Bug #: 51903 Summary: [4.7 Regression] ICE: in gimple_purge_all_dead_eh_edges, at tree-cfg.c:7196 with -fnon-call-exceptions Classification: Unclassified Product: gcc Version: 4.7.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: tree-optimization AssignedTo: unassigned@gcc.gnu.org ReportedBy: zsojka@seznam.cz Host: x86_64-pc-linux-gnu Target: x86_64-pc-linux-gnu Created attachment 26381 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=26381 autoreduced testcase Compiler output: $ g++ -O2 -fno-guess-branch-probability -fnon-call-exceptions testcase.C testcase.C: In function 'void foo()': testcase.C:194:6: internal compiler error: in gimple_purge_all_dead_eh_edges, at tree-cfg.c:7196 Please submit a full bug report, with preprocessed source if appropriate. See for instructions. (gdb) bt #0 fancy_abort (file=0x1457590 "/mnt/svn/gcc-trunk/gcc/tree-cfg.c", line=7196, function=0x145b1d0 "gimple_purge_all_dead_eh_edges") at /mnt/svn/gcc-trunk/gcc/diagnostic.c:898 #1 0x0000000000ba2da5 in gimple_purge_all_dead_eh_edges (blocks=) at /mnt/svn/gcc-trunk/gcc/tree-cfg.c:7196 #2 0x0000000000ca0dca in fini_pre (do_fre=true) at /mnt/svn/gcc-trunk/gcc/tree-ssa-pre.c:4837 #3 execute_pre (do_fre=true) at /mnt/svn/gcc-trunk/gcc/tree-ssa-pre.c:4931 #4 execute_pre (do_fre=true) at /mnt/svn/gcc-trunk/gcc/tree-ssa-pre.c:4859 #5 0x0000000000a8b505 in execute_one_pass (pass=0x1b21a20) at /mnt/svn/gcc-trunk/gcc/passes.c:2081 #6 0x0000000000a8b8c5 in execute_pass_list (pass=0x1b21a20) at /mnt/svn/gcc-trunk/gcc/passes.c:2136 #7 0x0000000000a8b8d7 in execute_pass_list (pass=0x1995d40) at /mnt/svn/gcc-trunk/gcc/passes.c:2137 #8 0x0000000000bed99e in tree_rest_of_compilation (fndecl=0x7ffff5c2a000) at /mnt/svn/gcc-trunk/gcc/tree-optimize.c:420 #9 0x0000000000840bba in cgraph_expand_function (node=0x7ffff5a96b40) at /mnt/svn/gcc-trunk/gcc/cgraphunit.c:1818 #10 0x0000000000842a8c in cgraph_expand_all_functions () at /mnt/svn/gcc-trunk/gcc/cgraphunit.c:1885 #11 cgraph_optimize () at /mnt/svn/gcc-trunk/gcc/cgraphunit.c:2199 #12 0x00000000008430ea in cgraph_finalize_compilation_unit () at /mnt/svn/gcc-trunk/gcc/cgraphunit.c:1327 #13 0x0000000000661823 in cp_write_global_declarations () at /mnt/svn/gcc-trunk/gcc/cp/decl2.c:4051 #14 0x0000000000b8049c in compile_file () at /mnt/svn/gcc-trunk/gcc/toplev.c:573 #15 do_compile () at /mnt/svn/gcc-trunk/gcc/toplev.c:1938 #16 toplev_main (argc=16, argv=0x7fffffffd818) at /mnt/svn/gcc-trunk/gcc/toplev.c:2014 #17 0x00007ffff61cc09d in __libc_start_main () from /lib64/libc.so.6 #18 0x0000000000585bc1 in _start () Nonreduced testcase: #include void foo () { std::vector < std::vector< int > >(20000); } Tested revisions: r183298 - crash r183120 - crash r182547 - OK