vim-patch:8.1.2378: using old C style comments

Problem:    Using old C style comments.
Solution:   Use // comments where appropriate.
5d18efecfd

src/nvim/edit.c

@@ -523,7 +523,7 @@ static int insert_check(VimState *state)
     did_cursorhold = false;
   }
 
-  // If the cursor was moved we didn't just insert a space */
+  // If the cursor was moved we didn't just insert a space
   if (arrow_used) {
     s->inserted_space = false;
   }
@@ -835,7 +835,7 @@ static int insert_handle_key(InsertState *s)
 
   case Ctrl_C:        // End input mode
     if (s->c == Ctrl_C && cmdwin_type != 0) {
-      // Close the cmdline window. */
+      // Close the cmdline window.
       cmdwin_result = K_IGNORE;
       got_int = false;         // don't stop executing autocommands et al
       s->nomove = true;
@@ -6346,8 +6346,8 @@ void auto_format(bool trailblank, bool prev_line)
     curwin->w_cursor = pos;
   }
 
-  /* With the 'c' flag in 'formatoptions' and 't' missing: only format
+  // With the 'c' flag in 'formatoptions' and 't' missing: only format
-   * comments. */
+  // comments.
   if (has_format_option(FO_WRAP_COMS) && !has_format_option(FO_WRAP)
       && get_leader_len(old, NULL, false, true) == 0) {
     return;

src/nvim/eval.c

@@ -2026,9 +2026,9 @@ char_u *get_lval(char_u *const name, typval_T *const rettv, lval_T *const lp, co
                                                  p);
     lp->ll_name = lp->ll_exp_name;
     if (lp->ll_exp_name == NULL) {
-      /* Report an invalid expression in braces, unless the
+      // Report an invalid expression in braces, unless the
-       * expression evaluation has been cancelled due to an
+      // expression evaluation has been cancelled due to an
-       * aborting error, an interrupt, or an exception. */
+      // aborting error, an interrupt, or an exception.
       if (!aborting() && !quiet) {
         emsg_severe = true;
         EMSG2(_(e_invarg2), name);
@@ -2173,9 +2173,9 @@ char_u *get_lval(char_u *const name, typval_T *const rettv, lval_T *const lp, co
       lp->ll_dict = lp->ll_tv->vval.v_dict;
       lp->ll_di = tv_dict_find(lp->ll_dict, (const char *)key, len);
 
-      /* When assigning to a scope dictionary check that a function and
+      // When assigning to a scope dictionary check that a function and
-       * variable name is valid (only variable name unless it is l: or
+      // variable name is valid (only variable name unless it is l: or
-       * g: dictionary). Disallow overwriting a builtin function. */
+      // g: dictionary). Disallow overwriting a builtin function.
       if (rettv != NULL && lp->ll_dict->dv_scope != 0) {
         int prevval;
         int wrong;
@@ -2758,8 +2758,8 @@ void set_context_for_expression(expand_T *xp, char_u *arg, cmdidx_T cmdidx)
         xp->xp_context = EXPAND_EXPRESSION;
       }
     } else {
-      /* Doesn't look like something valid, expand as an expression
+      // Doesn't look like something valid, expand as an expression
-       * anyway. */
+      // anyway.
       xp->xp_context = EXPAND_EXPRESSION;
     }
     arg = xp->xp_pattern;
@@ -4927,9 +4927,9 @@ static int get_string_tv(char_u **arg, typval_T *rettv, int evaluate)
             ++p;
             nr = (nr << 4) + hex2nr(*p);
           }
-          ++p;
+          p++;
-          /* For "\u" store the number according to
+          // For "\u" store the number according to
-           * 'encoding'. */
+          // 'encoding'.
           if (c != 'X') {
             name += utf_char2bytes(nr, name);
           } else {
@@ -8452,7 +8452,7 @@ const char_u *find_name_end(const char_u *arg, const char_u **expr_start, const
       }
     } else if (br_nest == 0 && mb_nest == 0 && *p == ':') {
       // "s:" is start of "s:var", but "n:" is not and can be used in
-      // slice "[n:]".  Also "xx:" is not a namespace. But {ns}: is. */
+      // slice "[n:]".  Also "xx:" is not a namespace. But {ns}: is.
       len = (int)(p - arg);
       if ((len > 1 && p[-1] != '}')
           || (len == 1 && vim_strchr(namespace_char, *arg) == NULL)) {
@@ -9825,12 +9825,12 @@ void ex_echo(exarg_T *eap)
     if (!eap->skip) {
       if (atstart) {
         atstart = false;
-        /* Call msg_start() after eval1(), evaluating the expression
+        // Call msg_start() after eval1(), evaluating the expression
-         * may cause a message to appear. */
+        // may cause a message to appear.
         if (eap->cmdidx == CMD_echo) {
-          /* Mark the saved text as finishing the line, so that what
+          // Mark the saved text as finishing the line, so that what
-           * follows is displayed on a new line when scrolling back
+          // follows is displayed on a new line when scrolling back
-           * at the more prompt. */
+          // at the more prompt.
           msg_sb_eol();
           msg_start();
         }