/* $NetBSD: platform_long.c,v 1.5 2023/03/28 14:44:35 rillig Exp $ */ # 3 "platform_long.c" /* * Test features that only apply to platforms on which size_t is unsigned * long and ptr_diff is signed long. */ /* lint1-only-if: long */ /* lint1-extra-flags: -c -h -a -p -b -r -z -X 351 */ void to_size(typeof(sizeof(int))); /* See should_warn_about_prototype_conversion. */ void convert_unsigned_char_to_size(unsigned char uc) { /* * In this function call, uc is first promoted to INT. It is then * converted to size_t, which is ULONG. The portable bit size of INT * is 24 (see INT_RSIZE in inittyp.c), which is less than the 32 of * ULONG. Since the portable bit size increases from 24 to 32, there * is no warning. * * XXX: Investigate whether this rule makes sense. Warning 259 is * about prototype mismatch, not about lossy integer conversions, * and there is a clear mismatch here between INT and LONG, * therefore a warning makes sense. */ to_size(uc); } /* expect+1: warning: static variable 'unused_variable' unused [226] */ static int unused_variable; |