[cfe-commits] [PATCH] Multiple patches for refactoring SemaExpr.cpp

[Richard Trieu]

I've made the changes as requested and committed them.  I will follow
up in the individual commit emails for any further style changes
requested.

r138975 <check_addition_subtraction_increment_decrement.patch>
r138987 <check_address_of_operand.patch>
r138992 <check_conditional_operands.patch>
r138993 <check_incomplete_pointer_type.patch>
r138994 <pointer_comparison.patch>
r137259 <diagnose_bitwise_precedence.patch>
r138995 <null_arithmetic_and_enum_compare_to_new_functions.patch>
r139033 <usual_arithmetic_conversions.patch>