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From: "rask at gcc dot gnu dot org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug middle-end/34040] New: [4.3 Regression] ICE: in simplify_subreg, at simplify-rtx.c:4921 building libgfortran
Date: Fri, 09 Nov 2007 10:42:00 -0000 [thread overview]
Message-ID: <bug-34040-14721@http.gcc.gnu.org/bugzilla/> (raw)
Build failure in libgfortran with revision 129967 (128328 worked):
/home/rask/build/gcc-sh-unknown-elf/./gcc/gfortran
-B/home/rask/build/gcc-sh-unknown-elf/./gcc/ -nostdinc
-B/home/rask/build/gcc-sh-unknown-elf/sh-unknown-elf/m2e/newlib/ -isystem
/home/rask/build/gcc-sh-unknown-elf/sh-unknown-elf/m2e/newlib/targ-include
-isystem /n/12/rask/src/all/newlib/libc/include
-B/usr/local/sh-unknown-elf/bin/ -B/usr/local/sh-unknown-elf/lib/ -isystem
/usr/local/sh-unknown-elf/include -isystem
/usr/local/sh-unknown-elf/sys-include
-L/home/rask/build/gcc-sh-unknown-elf/./ld -m2e -DHAVE_CONFIG_H -I.
-I/n/12/rask/src/all/libgfortran -I. -iquote/n/12/rask/src/all/libgfortran/io
-I/n/12/rask/src/all/libgfortran/../gcc
-I/n/12/rask/src/all/libgfortran/../gcc/config -I../../.././gcc -D_GNU_SOURCE
-I . -Wall -fno-repack-arrays -fno-underscoring -fallow-leading-underscore -g
-O2 -m2e -c /n/12/rask/src/all/libgfortran/generated/_sign_r8.F90 -o _sign_r8.o
/n/12/rask/src/all/libgfortran/generated/_sign_r8.F90: In function
'_gfortran_specific__sign_r8':
/n/12/rask/src/all/libgfortran/generated/_sign_r8.F90:46: internal compiler
error: in simplify_subreg, at simplify-rtx.c:4921
(gdb) call debug_rtx (target)
(reg:SF 159 [ D.489 ])
(gdb) frame 6
#6 0x000000000069c488 in expand_copysign (op0=0x2ae08e34bba0,
op1=0x2ae08e34ba80, target=0x1ffffffff) at /n/12/rask/src/all/gcc/optabs.c:3621
3621 rtx targ_piece = operand_subword (target, i, 1, mode);
(gdb) call debug_rtx (op0)
(mem:DF (reg/v/f:SI 161 [ p1 ]) [2 (* p1) S8 A32])
(gdb) call debug_rtx (op1)
(mem:DF (reg/v/f:SI 162 [ p2 ]) [2 (* p2) S8 A32])
(gdb) print mode
$4 = DFmode
Notice the mismatching modes: mode = DFmode with SFmode target.
(gdb) frame 4
#4 0x000000000076a6c9 in simplify_subreg (outermode=SImode, op=0x2ae08e34dfa0,
innermode=DFmode, byte=0) at /n/12/rask/src/all/gcc/simplify-rtx.c:4920
4920 gcc_assert (GET_MODE (op) == innermode
(gdb) call debug_rtx(op)
(reg:SF 159 [ D.489 ])
Command line:
./gcc/f951 _sign_r8.f95 -ffree-form -quiet -dumpbase _sign_r8.F90 -m2e -m2e
-auxbase-strip _sign_r8.o -g -O2 -Wall -fno-repack-arrays -fno-underscoring
-fallow-leading-underscore -I. -I/n/12/rask/src/all/libgfortran -I.
-I/n/12/rask/src/all/libgfortran/../gcc
-I/n/12/rask/src/all/libgfortran/../gcc/config -I../../.././gcc -I .
-fpreprocessed -o /dev/null
Configure flags:
--target sh-unknown-elf --enable-checking=yes,rtl --with-newlib --enable-sim
--disable-gdb --disable-nls
--
Summary: [4.3 Regression] ICE: in simplify_subreg, at simplify-
rtx.c:4921 building libgfortran
Product: gcc
Version: 4.3.0
Status: UNCONFIRMED
Keywords: ice-on-valid-code, build
Severity: normal
Priority: P3
Component: middle-end
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: rask at gcc dot gnu dot org
GCC target triplet: sh-unknown-elf
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34040
next reply other threads:[~2007-11-09 10:42 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-11-09 10:42 rask at gcc dot gnu dot org [this message]
2007-11-09 10:45 ` [Bug middle-end/34040] " rask at gcc dot gnu dot org
2007-11-09 18:49 ` [Bug rtl-optimization/34040] " pinskia at gcc dot gnu dot org
2007-11-12 19:21 ` ebotcazou at gcc dot gnu dot org
2007-11-12 19:21 ` ebotcazou at gcc dot gnu dot org
2007-11-12 21:06 ` [Bug fortran/34040] " ebotcazou at gcc dot gnu dot org
2007-11-13 12:28 ` fxcoudert at gcc dot gnu dot org
2007-11-14 4:02 ` kkojima at gcc dot gnu dot org
2007-11-16 23:43 ` fxcoudert at gcc dot gnu dot org
2007-11-17 17:10 ` [Bug fortran/34040] relation between kinds and C types (for math builtins) shouldn't be hardcoded fxcoudert at gcc dot gnu dot org
2007-11-18 10:27 ` kkojima at gcc dot gnu dot org
2008-03-30 20:00 ` pinskia at gcc dot gnu dot org
2008-06-15 15:12 ` fxcoudert at gcc dot gnu dot org
2009-04-10 20:44 ` dfranke at gcc dot gnu dot org
2009-05-05 8:18 ` [Bug fortran/34040] Support for DOUBLE_TYPE_SIZE != 64 targets fxcoudert at gcc dot gnu dot org
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