Discard obsolete 1U<<31 from colon searcher

diff --git a/pctb/structure.c b/pctb/structure.c
index d777d5713697d6f9c32ddfc998c7f97ed8416c6c..1665211df8358d6820bc11ceb6c1e51c1887cfa3 100644 (file)
--- a/pctb/structure.c
+++ b/pctb/structure.c
@@ -803,7 +803,7 @@ void find_islandname(void) {
        nspaces++;
        might_be_colon=0;
       } else {
        nspaces++;
        might_be_colon=0;
       } else {

-       if (!(pattern & 1UL<<31) && nruns==2 && runs[1]==runs[0]) {
+       if (nruns==2 && runs[1]==runs[0]) {

          if (!nspaces) {
            if (pattern==colon_pattern)
              goto ok_might_be_colon;
          if (!nspaces) {
            if (pattern==colon_pattern)
              goto ok_might_be_colon;