Printf work

src/builtin_printf.cpp

@@ -59,6 +59,8 @@
 #include <sys/types.h>
 #include <wchar.h>
 #include <wctype.h>
+#include <stddef.h>
+#include <inttypes.h>
 
 #include "builtin.h"
 #include "common.h"
@@ -254,18 +256,18 @@ static T raw_string_to_scalar_type(const wchar_t *s, wchar_t **end);
 // #626
 template <>
 intmax_t raw_string_to_scalar_type(const wchar_t *s, wchar_t **end) {
-    return wcstoll(s, end, 0);
+    return wcstoimax(s, end, 0);
 }
 
 template <>
 uintmax_t raw_string_to_scalar_type(const wchar_t *s, wchar_t **end) {
-    return wcstoull(s, end, 0);
+    return wcstoumax(s, end, 0);
 }
 
 template <>
 long double raw_string_to_scalar_type(const wchar_t *s, wchar_t **end) {
     double val = wcstod(s, end);
-    if (**end == L'\0') return val;
+    if (**end == L'\0' && *s != L'\0') return val;
 
     // The conversion using the user's locale failed. That may be due to the string not being a
     // valid floating point value. It could also be due to the locale using different separator