(find_defun_start): Move test for

open_paren_in_column_0_is_defun_start outside of the loop.

diff --git a/src/syntax.c b/src/syntax.c
index 3be4aab4c96970811dcde9191701e49f68249c70..d2eddafa43954ffa965425cf46ac2a86615a7e71 100644 (file)
--- a/src/syntax.c
+++ b/src/syntax.c
@@ -374,22 +374,24 @@ find_defun_start (pos, pos_byte)
      syntax-tables.  */
   gl_state.current_syntax_table = current_buffer->syntax_table;
   gl_state.use_global = 0;
-  while (PT > BEGV)
+  if (open_paren_in_column_0_is_defun_start)
     {
-      /* Open-paren at start of line means we may have found our
-        defun-start.  */
-      if (SYNTAX (FETCH_CHAR (PT_BYTE)) == Sopen)
+      while (PT > BEGV)
        {
-         SETUP_SYNTAX_TABLE (PT + 1, -1);      /* Try again... */
-         if (SYNTAX (FETCH_CHAR (PT_BYTE)) == Sopen
-             && open_paren_in_column_0_is_defun_start)
-           break;
-         /* Now fallback to the default value.  */
-         gl_state.current_syntax_table = current_buffer->syntax_table;
-         gl_state.use_global = 0;
+         /* Open-paren at start of line means we may have found our
+            defun-start.  */
+         if (SYNTAX (FETCH_CHAR (PT_BYTE)) == Sopen)
+           {
+             SETUP_SYNTAX_TABLE (PT + 1, -1);  /* Try again... */
+             if (SYNTAX (FETCH_CHAR (PT_BYTE)) == Sopen)
+               break;
+             /* Now fallback to the default value.  */
+             gl_state.current_syntax_table = current_buffer->syntax_table;
+             gl_state.use_global = 0;
+           }
+         /* Move to beg of previous line.  */
+         scan_newline (PT, PT_BYTE, BEGV, BEGV_BYTE, -2, 1);
        }
-      /* Move to beg of previous line.  */
-      scan_newline (PT, PT_BYTE, BEGV, BEGV_BYTE, -2, 1);
     }
 
   /* Record what we found, for the next try.  */