When compiling the fatigue.f90 Polyhedron 2005 benchmark using "-O2 -fgraphite-identity" or "-O3 -fgraphite-identity", the gfortran compiler in current gcc trunk ICEs with the error...
fatigue.f90: In function iztaccihuatl: fatigue.f90:1265: error: definition in block 298 does not dominate use in block 296 for SSA_NAME: MPT.801_921 in statement: MPT.801_146 = PHI <MPT.801_921(296)> PHI argument MPT.801_921 for PHI node MPT.801_146 = PHI <MPT.801_921(296)> fatigue.f90:1265: 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. With "-O1 -fgraphite-identity" the compiler ICEs with a bus error... fatigue.f90: In function generalized_hookes_law: fatigue.f90:1112: internal compiler error: Bus error Please submit a full bug report, with preprocessed source if appropriate. See <http://gcc.gnu.org/bugs.html> for instructions. The compiler doesn't ICE for "-O0 -fgraphite-identity". -- Summary: -O1/-O2/-O3 -fgraphite-identity causes ICE when compiling fatigue.f90 Polyhedron 2005 benchmark Product: gcc Version: 4.4.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: fortran AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: howarth at nitro dot med dot uc dot edu GCC build triplet: i686-apple-darwin9 GCC host triplet: i686-apple-darwin9 GCC target triplet: i686-apple-darwin9 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38042
