Compute max and min int8 values using unsigned arithmetic, in hopes of

suppressing Sun Studio compiler warnings.  Per Stefan.

diff --git a/src/backend/utils/adt/xml.c b/src/backend/utils/adt/xml.c
index c949315ee311c546a7232d645e648d2f77dc7d05..50ba10f6f9b10de27440fbf7c809f5e39619dd82 100644 (file)
--- a/src/backend/utils/adt/xml.c
+++ b/src/backend/utils/adt/xml.c
@@ -2806,8 +2806,8 @@ map_sql_type_to_xmlschema_type(Oid typeoid, int typmod)
                                                                 "    <xsd:maxInclusive value=\"" INT64_FORMAT "\"/>\n"
                                                                 "    <xsd:minInclusive value=\"" INT64_FORMAT "\"/>\n"
                                                                 "  </xsd:restriction>\n",
-                                                                -((INT64CONST(1) << (sizeof(int64) * 8 - 1)) + 1),
-                                                                (INT64CONST(1) << (sizeof(int64) * 8 - 1)));
+                                                                (((uint64) 1) << (sizeof(int64) * 8 - 1)) - 1,
+                                                                (((uint64) 1) << (sizeof(int64) * 8 - 1)));
                                break;
 
                        case FLOAT4OID: