Add braces to suppress warning about ambiguous `else'.

diff --git a/src/ptx.c b/src/ptx.c
index 7f5263aab264a15342957bded9e8179c69e7cf22..c77c824f67192887b4699155ab15a055d2346a07 100644 (file)
--- a/src/ptx.c
+++ b/src/ptx.c
@@ -504,24 +504,26 @@ initialize_regex (void)
   if (word_regex_string && *word_regex_string)
     word_regex = alloc_and_compile_regex (word_regex_string);
   else if (!break_file)
-    if (gnu_extensions)
-      {
+    {
+      if (gnu_extensions)
+       {
 
-       /* Simulate \w+.  */
+         /* Simulate \w+.  */
 
-       for (character = 0; character < CHAR_SET_SIZE; character++)
-         word_fastmap[character] = isalpha (character) ? 1 : 0;
-      }
-    else
-      {
+         for (character = 0; character < CHAR_SET_SIZE; character++)
+           word_fastmap[character] = isalpha (character) ? 1 : 0;
+       }
+      else
+       {
 
-       /* Simulate [^ \t\n]+.  */
+         /* Simulate [^ \t\n]+.  */
 
-       memset (word_fastmap, 1, CHAR_SET_SIZE);
-       word_fastmap[' '] = 0;
-       word_fastmap['\t'] = 0;
-       word_fastmap['\n'] = 0;
-      }
+         memset (word_fastmap, 1, CHAR_SET_SIZE);
+         word_fastmap[' '] = 0;
+         word_fastmap['\t'] = 0;
+         word_fastmap['\n'] = 0;
+       }
+    }
 }
 
 /*------------------------------------------------------------------------.
@@ -1706,30 +1708,32 @@ static void
 output_one_dumb_line (void)
 {
   if (!right_reference)
-    if (auto_reference)
-      {
+    {
+      if (auto_reference)
+       {
 
-        /* Output the `reference' field, in such a way that GNU emacs
-           next-error will handle it.  The ending colon is taken from the
-           gap which follows.  */
+         /* Output the `reference' field, in such a way that GNU emacs
+            next-error will handle it.  The ending colon is taken from the
+            gap which follows.  */
 
-       print_field (reference);
-       putchar (':');
-       print_spaces (reference_max_width
-                     + gap_size
-                     - (reference.end - reference.start)
-                     - 1);
-      }
-    else
-      {
+         print_field (reference);
+         putchar (':');
+         print_spaces (reference_max_width
+                       + gap_size
+                       - (reference.end - reference.start)
+                       - 1);
+       }
+      else
+       {
 
-       /* Output the `reference' field and its following gap.  */
+         /* Output the `reference' field and its following gap.  */
 
-       print_field (reference);
-       print_spaces (reference_max_width
-                   + gap_size
-                   - (reference.end - reference.start));
-      }
+         print_field (reference);
+         print_spaces (reference_max_width
+                       + gap_size
+                       - (reference.end - reference.start));
+       }
+    }
 
   if (tail.start < tail.end)
     {