without resorting to hex printing of both high/low values. Bootstrapped and tested on x86_64-unknown-linux-gnu, applied to trunk.
Richard. 2011-09-02 Richard Guenther <rguent...@suse.de> * pretty-print.h (pp_unsigned_wide_integer): New. * tree-pretty-print.c (dump_generic_node): Print unsigned host-wide-int fitting INTEGER_CSTs with pp_unsigned_wide_integer. Index: gcc/pretty-print.h =================================================================== --- gcc/pretty-print.h (revision 178465) +++ gcc/pretty-print.h (working copy) @@ -276,6 +276,8 @@ struct pretty_print_info } \ while (0) #define pp_decimal_int(PP, I) pp_scalar (PP, "%d", I) +#define pp_unsigned_wide_integer(PP, I) \ + pp_scalar (PP, HOST_WIDE_INT_PRINT_UNSIGNED, (unsigned HOST_WIDE_INT) I) #define pp_wide_integer(PP, I) \ pp_scalar (PP, HOST_WIDE_INT_PRINT_DEC, (HOST_WIDE_INT) I) #define pp_widest_integer(PP, I) \ Index: gcc/tree-pretty-print.c =================================================================== --- gcc/tree-pretty-print.c (revision 178465) +++ gcc/tree-pretty-print.c (working copy) @@ -1002,7 +1002,11 @@ dump_generic_node (pretty_printer *buffe pp_wide_integer (buffer, TREE_INT_CST_LOW (node)); pp_string (buffer, "B"); /* pseudo-unit */ } - else if (! host_integerp (node, 0)) + else if (host_integerp (node, 0)) + pp_wide_integer (buffer, TREE_INT_CST_LOW (node)); + else if (host_integerp (node, 1)) + pp_unsigned_wide_integer (buffer, TREE_INT_CST_LOW (node)); + else { tree val = node; unsigned HOST_WIDE_INT low = TREE_INT_CST_LOW (val); @@ -1021,8 +1025,6 @@ dump_generic_node (pretty_printer *buffe (unsigned HOST_WIDE_INT) high, low); pp_string (buffer, pp_buffer (buffer)->digit_buffer); } - else - pp_wide_integer (buffer, TREE_INT_CST_LOW (node)); break; case REAL_CST: