Richard Stallman e0f776fbcb (same_sign): Removed. ... (lshift_double): Don't report arithmetic overflow, since the C standard doesn't seem to require it here. (force_fit_type): Accept new parameter specifying whether a signed overflow has already occurred. Yield overflow indication. All callers changed. (neg_double): Don't report overflow when -0 yields 0. (const_binop): Propagate operand overflow for warnings. Don't report overflow when -1 + 1 yields 0. From-SVN: r3401		1993-02-02 04:37:37 +00:00
gcc	(same_sign): Removed.	1993-02-02 04:37:37 +00:00