fixed on the wide-int branch 205363.
On 11/23/2013 09:00 PM, Jason Merrill wrote:
On 11/23/2013 02:20 PM, Mike Stump wrote:
@@ -2605,8 +2606,7 @@ cp_tree_equal (tree t1, tree t2)
switch (code1)
{
case INTEGER_CST:
- return TREE_INT_CST_LOW (t1) == TREE_INT_CST_LOW (t2)
- && TREE_INT_CST_HIGH (t1) == TREE_INT_CST_HIGH (t2);
+ return wi::to_widest (t1) == wi::to_widest (t2);
Why not use wi::eq_p like you do in the C front end?
Jason
Index: dwarf2out.c
===================================================================
--- dwarf2out.c (revision 205360)
+++ dwarf2out.c (working copy)
@@ -12880,10 +12880,15 @@ mem_loc_descriptor (rtx rtl, enum machin
{
dw_die_ref type_die;
- /* Note that a CONST_DOUBLE rtx could represent either an integer
- or a floating-point constant. A CONST_DOUBLE is used whenever
- the constant requires more than one word in order to be
- adequately represented. We output CONST_DOUBLEs as blocks. */
+ /* Note that if TARGET_SUPPORTS_WIDE_INT == 0, a
+ CONST_DOUBLE rtx could represent either an large integer
+ or a floating-point constant. If
+ TARGET_SUPPORTS_WIDE_INT != 0, the value is always a
+ floating point constant.
+
+ When it is an integer, a CONST_DOUBLE is used whenever
+ the constant requires 2 HWIs to be adequately
+ represented. We output CONST_DOUBLEs as blocks. */
if (mode == VOIDmode
|| (GET_MODE (rtl) == VOIDmode
&& GET_MODE_BITSIZE (mode) != HOST_BITS_PER_DOUBLE_INT))
