[Bug middle-end/41926] New: internal compiler error: verify_ssa failed
jv244 at cam dot ac dot uk
gcc-bugzilla@gcc.gnu.org
Tue Nov 3 16:40:00 GMT 2009
compiling with current trunk:
MODULE hfx_contract_block
INTEGER, PARAMETER :: dp=KIND(0.0D0)
CONTAINS
SUBROUTINE block_4_1_1_1(kbd,kbc,kad,kac,pbd,pbc,pad,pac,prim,scale)
REAL(KIND=dp) :: kbd(1*1), kbc(1*1), kad(4*1), kac(4*1), pbd(1*1), &
pbc(1*1), pad(4*1), pac(4*1), prim(4*1*1*1), scale
INTEGER :: ma, mb, mc, md, p_index
REAL(KIND=dp) :: ks_bc, ks_bd, p_bc, p_bd, tmp
DO md = 1,1
DO mc = 1,1
DO mb = 1,1
DO ma = 1,4
p_index=p_index+1
tmp = scale*prim(p_index)
kad((md-1)*4+ma) = kad((md-1)*4+ma)-tmp*p_bc
kac((mc-1)*4+ma) = kac((mc-1)*4+ma)-tmp*p_bd
END DO
END DO
END DO
END DO
END SUBROUTINE block_4_1_1_1
END MODULE hfx_contract_block
leads to
gfortran -c -g -O2 -ffast-math -funroll-loops -ftree-vectorize -march=native
-ffree-form bug.f90
bug.f90: In function Âblock_4_1_1_1Â:
bug.f90:4:0: error: definition in block 8 does not dominate use in block 14
for SSA_NAME: p_index_17 in statement:
# DEBUG p_index => p_index_17
bug.f90:4:0: internal compiler error: verify_ssa failed
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.
more details:
arget: x86_64-unknown-linux-gnu
Configured with: /data03/vondele/gcc_trunk/gcc/configure --disable-bootstrap
--prefix=/data03/vondele/gcc_trunk/build --enable-languages=c,c++,fortran
--disable-multilib --with-ppl=/data03/vondele/gcc_trunk/build/
--with-cloog=/data03/vondele/gcc_trunk/build/
--with-libelf=/data03/vondele/libelf-0.8.12/build/ --enable-gold --enable-lto
--enable-plugins
Thread model: posix
gcc version 4.5.0 20091103 (experimental) [trunk revision 153852] (GCC)
COLLECT_GCC_OPTIONS='-c' '-g' '-O2' '-ffast-math' '-funroll-loops'
'-ffree-form' '-v' '-mtune=generic'
/data03/vondele/gcc_trunk/build/libexec/gcc/x86_64-unknown-linux-gnu/4.5.0/f951
bug.f90 -quiet -dumpbase bug.f90 -mtune=generic -auxbase bug -g -O2 -version
-ffast-math -funroll-loops -ffree-form -fintrinsic-modules-path
/data03/vondele/gcc_trunk/build/lib/gcc/x86_64-unknown-linux-gnu/4.5.0/finclude
-o /tmp/ccVISL4z.s
--
Summary: internal compiler error: verify_ssa failed
Product: gcc
Version: tree-ssa
Status: UNCONFIRMED
Keywords: ice-on-valid-code
Severity: normal
Priority: P3
Component: middle-end
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: jv244 at cam dot ac dot uk
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=41926
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