vim-patch:7.4.2029

Problem:    printf() does not work with 64 bit numbers.
Solution:   use the "L" length modifier. (Ken Takata)

38ee6b041e

src/nvim/strings.c

@@ -910,6 +910,13 @@ int vim_vsnprintf(char *str, size_t str_m, const char *fmt, va_list ap,
         default: break;
       }
 
+      switch (fmt_spec) {
+        case 'd': case 'u': case 'o': case 'x': case 'X':
+          if (tvs && length_modifier == '\0') {
+            length_modifier = '2';
+          }
+      }
+
       // get parameter value, do initial processing
       switch (fmt_spec) {
         // '%' and 'c' behave similar to 's' regarding flags and field widths

src/nvim/testdir/test_expr.vim

@@ -121,6 +121,12 @@ func Test_option_value()
   set cpo&vim
 endfunc
 
+function Test_printf_64bit()
+  if has('num64')
+    call assert_equal("123456789012345", printf('%d', 123456789012345))
+  endif
+endfunc
+
 func Test_setmatches()
   hi def link 1 Comment
   hi def link 2 PreProc

src/nvim/version.c

@@ -415,7 +415,7 @@ static const int included_patches[] = {
   // 2032 NA
   2031,
   // 2030 NA
-  // 2029,
+  2029,
   2028,
   // 2027 NA
   // 2026 NA