https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107920
--- Comment #7 from Andrew Pinski <pinskia at gcc dot gnu.org> --- Something like this should fix the issue (note setting the location should be done also): diff --git a/gcc/config/aarch64/aarch64-sve-builtins-base.cc b/gcc/config/aarch64/aarch64-sve-builtins-base.cc index 6347407555f..d0a0a3a0a46 100644 --- a/gcc/config/aarch64/aarch64-sve-builtins-base.cc +++ b/gcc/config/aarch64/aarch64-sve-builtins-base.cc @@ -1232,6 +1232,15 @@ public: tree mem_ref_op = fold_build2 (MEM_REF, access_type, arg1, zero); gimple *mem_ref_stmt = gimple_build_assign (mem_ref_lhs, mem_ref_op); + + // Set the location of load + gimple_set_location (mem_ref_stmt, gimple_location (f.call)); + + // Set the vuse for the load from the call + tree reaching_vuse = gimple_vuse (f.call); + gcc_assert (reaching_vuse && TREE_CODE (reaching_vuse) == SSA_NAME); + gimple_set_vuse (mem_ref_stmt, reaching_vuse); + gsi_insert_before (f.gsi, mem_ref_stmt, GSI_SAME_STMT); int source_nelts = TYPE_VECTOR_SUBPARTS (access_type).to_constant ();