On Sun, 12 Aug 2012, Diego Novillo wrote:

This implements the double_int rewrite.

See http://gcc.gnu.org/ml/gcc-patches/2012-08/msg00711.html for
details.

Diego.

I am taking it as a chance to ask a couple questions about the coding
conventions.

2012-08-12   Lawrence Crowl  <cr...@google.com>

        * hash-table.h
        (typedef double_int): Change to struct (POD).
        (double_int::make): New overloads for int to double-int conversion.

Isn't that double_int::from_* now?

+typedef struct double_int
{
[...]
} double_int;

Does the coding convention say something about this verbosity?

+  HOST_WIDE_INT to_signed () const;
+  unsigned HOST_WIDE_INT to_unsigned () const;
+
+  /* Conversion query functions.  */
+
+  bool fits_unsigned() const;
+  bool fits_signed() const;

Space before the parentheses or not?

+inline double_int &
+double_int::operator ++ ()
+{
+  *this + double_int_one;

*this += double_int_one;
would be less confusing.

+  return *this;
+}

--
Marc Glisse

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