Fix "invalid suffix on literal; C++11 requires a space between literal and…

Fix "invalid suffix on literal; C++11 requires a space between literal and identifier" errors as reported by http://code.google.com/p/gflags/issues/detail?id=54.

git-svn-id: https://gflags.googlecode.com/svn/trunk@77 6586e3c6-dcc4-952a-343f-ff74eb82781d

src/gflags.cc

@@ -348,13 +348,13 @@ string FlagValue::ToString() const {
     case FV_BOOL:
       return VALUE_AS(bool) ? "true" : "false";
     case FV_INT32:
-      snprintf(intbuf, sizeof(intbuf), "%"PRId32, VALUE_AS(int32));
+      snprintf(intbuf, sizeof(intbuf), "%" PRId32, VALUE_AS(int32));
       return intbuf;
     case FV_INT64:
-      snprintf(intbuf, sizeof(intbuf), "%"PRId64, VALUE_AS(int64));
+      snprintf(intbuf, sizeof(intbuf), "%" PRId64, VALUE_AS(int64));
       return intbuf;
     case FV_UINT64:
-      snprintf(intbuf, sizeof(intbuf), "%"PRIu64, VALUE_AS(uint64));
+      snprintf(intbuf, sizeof(intbuf), "%" PRIu64, VALUE_AS(uint64));
       return intbuf;
     case FV_DOUBLE:
       snprintf(intbuf, sizeof(intbuf), "%.17g", VALUE_AS(double));