https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114871
Bug ID: 114871 Summary: valgrind error in gfc_class_vptr_get Product: gcc Version: 14.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: fortran Assignee: unassigned at gcc dot gnu.org Reporter: dcb314 at hotmail dot com Target Milestone: --- >From the flang test suite at https://github.com/llvm/llvm-project/tree/main/flang/test, the file ./Lower/Intrinsics/spread.f90, does this: $ ~/gcc/results.20240427.valgrind/bin/gfortran -c -w ./Lower/Intrinsics/spread.f90 ==1511945== Invalid read of size 2 ==1511945== at 0x86B811: gfc_class_vptr_get(tree_node*) (trans-expr.cc:247) ==1511945== by 0x883366: trans_class_vptr_len_assignment(stmtblock_t*, gfc_expr*, gfc_expr*, gfc_se*, tree_node**, tree_node**, tree_node**) (trans-expr.cc:10146) ==1511945== by 0x8863A2: trans_class_assignment (trans-expr.cc:11969) ==1511945== by 0x8863A2: gfc_trans_assignment_1(gfc_expr*, gfc_expr*, bool, bool, bool, bool) (trans-expr.cc:12435)