On Sat, 30 Mar 2013, Marc Glisse wrote:
* tree-flow-inline.h (get_addr_base_and_unit_offset_1): Handle BIT_FIELD_REF.
I wrote a safer version of this for PR52436: case BIT_FIELD_REF: - return NULL_TREE; + { + HOST_WIDE_INT this_off = TREE_INT_CST_LOW (TREE_OPERAND (exp, 2)); + if (this_off % BITS_PER_UNIT) + return NULL_TREE; + byte_offset += this_off / BITS_PER_UNIT; + } + break;