platform_int.c revision 1.5 
1/*	$NetBSD: platform_int.c,v 1.5 2023/03/28 14:44:35 rillig Exp $	*/
2# 3 "platform_int.c"
3
4/*
5 * Test features that only apply to platforms on which size_t is unsigned
6 * int and ptr_diff is signed int.
7 */
8
9/* lint1-only-if: int */
10/* lint1-flags: -g -w -c -h -a -p -b -r -z -X 351 */
11
12void to_size(typeof(sizeof(int)));
13
14/* See should_warn_about_prototype_conversion. */
15void
16convert_unsigned_char_to_size(unsigned char uc)
17{
18	/*
19	 * In this function call, uc is first promoted to INT. It is then
20	 * converted to size_t, which is UINT. The portable bit size of INT
21	 * and UINT is the same, 32, but the signedness changes, therefore
22	 * the warning.
23	 */
24	/* expect+1: warning: argument #1 is converted from 'unsigned char' to 'unsigned int' due to prototype [259] */
25	to_size(uc);
26}
27