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From: "coudert at clipper dot ens dot fr" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/18716] New: [ICE] verify_flow_info failed (loop) Date: Mon, 29 Nov 2004 14:01:00 -0000 [thread overview] Message-ID: <20041129140058.18716.coudert@clipper.ens.fr> (raw) [-- Warning: decoded text below may be mangled, UTF-8 assumed --] [-- Attachment #1: Type: text/plain, Size: 1291 bytes --] The following simple fortran code: ------------------------- subroutine test(n, v) implicit none integer :: n, i real(8) :: v(n) do i = 1, n v(i) = 0 end do return end ------------------------- fails to compile with the following messages: (using latest gfortran binaries, from 20041128 CVS) ~ $ gfortran -O1 -msse2 -ftree-vectorize -c foo.f90 foo.f90: In function test: foo.f90:1: error: then label does not match edge at end of bb 1 foo.f90:1: error: else label does not match edge at end of bb 1 foo.f90:1: error: then label does not match edge at end of bb 7 foo.f90:1: error: else label does not match edge at end of bb 7 foo.f90:1: internal compiler error: verify_flow_info failed However, it does compile fine if I remove one of -O1, -msse2 or -ftree-vectorize. -- Summary: [ICE] verify_flow_info failed (loop) Product: gcc Version: 4.0.0 Status: UNCONFIRMED Severity: normal Priority: P2 Component: tree-optimization AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: coudert at clipper dot ens dot fr CC: gcc-bugs at gcc dot gnu dot org GCC host triplet: i686-gnu-linux http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18716
next reply other threads:[~2004-11-29 14:01 UTC|newest] Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top 2004-11-29 14:01 coudert at clipper dot ens dot fr [this message] 2004-11-29 14:03 ` [Bug tree-optimization/18716] " pinskia at gcc dot gnu dot org 2004-11-30 12:35 ` pinskia at gcc dot gnu dot org 2004-12-01 18:35 ` dorit at il dot ibm dot com 2004-12-01 21:58 ` dorit at il dot ibm dot com 2004-12-02 14:01 ` cvs-commit at gcc dot gnu dot org 2004-12-02 14:13 ` pinskia at gcc dot gnu dot org
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