xref: /netbsd-src/tests/usr.bin/xlint/lint1/platform_ilp32_int.c (revision 99cf5fb567a794a281ca82caec4bd7996fb919dd)
1 /*	$NetBSD: platform_ilp32_int.c,v 1.7 2024/03/30 16:47:45 rillig Exp $	*/
2 # 3 "platform_ilp32_int.c"
3 
4 /*
5  * Test features that only apply to platforms that have 32-bit int, long and
6  * pointer types and where size_t is unsigned int, not unsigned long.
7  */
8 
9 /* lint1-only-if: ilp32 int */
10 /* lint1-extra-flags: -c -h -a -p -b -r -z -X 351 */
11 
12 int s32;
13 unsigned int u32;
14 long sl32;
15 unsigned long ul32;
16 
17 void
18 convert_between_int_and_long(void)
19 {
20 	/*
21 	 * No warning about possible loss of accuracy, as the types have the
22 	 * same size, both in target platform mode as well as in portable
23 	 * mode.
24 	 */
25 	s32 = sl32;
26 	sl32 = s32;
27 	u32 = ul32;
28 	ul32 = u32;
29 }
30 
31 unsigned char u8;
32 unsigned long long u64;
33 unsigned char u8_buf[20];
34 unsigned long long u64_buf[20];
35 
36 void
37 array_index(void)
38 {
39 
40 	/* expect+1: warning: array subscript 16777215 cannot be > 19 [168] */
41 	u8 += u8_buf[0x00ffffff];
42 	/* expect+1: warning: array subscript 2147483647 cannot be > 19 [168] */
43 	u8 += u8_buf[0x7fffffff];
44 	/* expect+2: warning: conversion of 'long long' to 'int' is out of range [119] */
45 	/* expect+1: warning: array subscript -2147483648 cannot be negative [167] */
46 	u8 += u8_buf[2147483648];
47 	/* expect+2: warning: conversion of 'unsigned int' to 'int' is out of range [119] */
48 	/* expect+1: warning: array subscript -2147483648 cannot be negative [167] */
49 	u8 += u8_buf[0x80000000];
50 	/* expect+2: warning: conversion of 'unsigned int' to 'int' is out of range [119] */
51 	/* expect+1: warning: array subscript -1 cannot be negative [167] */
52 	u8 += u8_buf[0xffffffff];
53 	/* expect+2: warning: conversion of 'unsigned int' to 'int' is out of range [119] */
54 	/* expect+1: warning: array subscript -2147483648 cannot be negative [167] */
55 	u8 += u8_buf[0x80000000];
56 	/* expect+2: warning: conversion of 'unsigned int' to 'int' is out of range [119] */
57 	/* expect+1: warning: array subscript -1 cannot be negative [167] */
58 	u8 += u8_buf[0xffffffff];
59 	/* expect+2: warning: conversion of 'long long' to 'int' is out of range [119] */
60 	/* expect+1: warning: array subscript -1 cannot be negative [167] */
61 	u8 += u8_buf[0x00ffffffffffffff];
62 	/* expect+1: warning: array subscript -1 cannot be negative [167] */
63 	u8 += u8_buf[0xffffffffffffffff];
64 
65 	/* expect+1: warning: array subscript 16777215 cannot be > 19 [168] */
66 	u64 += u64_buf[0x00ffffff];
67 	/* expect+2: warning: '2147483647 * 8' overflows 'int' [141] */
68 	/* expect+1: warning: array subscript 268435455 cannot be > 19 [168] */
69 	u64 += u64_buf[0x7fffffff];
70 	/* expect+3: warning: conversion of 'long long' to 'int' is out of range [119] */
71 	/* expect+2: warning: '-2147483648 * 8' overflows 'int' [141] */
72 	/* expect+1: warning: array subscript -268435456 cannot be negative [167] */
73 	u64 += u64_buf[2147483648];
74 	/* expect+3: warning: conversion of 'unsigned int' to 'int' is out of range [119] */
75 	/* expect+2: warning: '-2147483648 * 8' overflows 'int' [141] */
76 	/* expect+1: warning: array subscript -268435456 cannot be negative [167] */
77 	u64 += u64_buf[0x80000000];
78 	/* expect+2: warning: conversion of 'unsigned int' to 'int' is out of range [119] */
79 	/* expect+1: warning: array subscript -1 cannot be negative [167] */
80 	u64 += u64_buf[0xffffffff];
81 	/* expect+3: warning: conversion of 'unsigned int' to 'int' is out of range [119] */
82 	/* expect+2: warning: '-2147483648 * 8' overflows 'int' [141] */
83 	/* expect+1: warning: array subscript -268435456 cannot be negative [167] */
84 	u64 += u64_buf[0x80000000];
85 	/* expect+2: warning: conversion of 'unsigned int' to 'int' is out of range [119] */
86 	/* expect+1: warning: array subscript -1 cannot be negative [167] */
87 	u64 += u64_buf[0xffffffff];
88 	/* expect+2: warning: conversion of 'long long' to 'int' is out of range [119] */
89 	/* expect+1: warning: array subscript -1 cannot be negative [167] */
90 	u64 += u64_buf[0x00ffffffffffffff];
91 	/* expect+2: warning: conversion of 'long long' to 'int' is out of range [119] */
92 	/* expect+1: warning: array subscript -1 cannot be negative [167] */
93 	u64 += u64_buf[0x0fffffffffffffff];
94 	/* expect+2: warning: conversion of 'long long' to 'int' is out of range [119] */
95 	/* expect+1: warning: array subscript -1 cannot be negative [167] */
96 	u64 += u64_buf[0x1fffffffffffffff];
97 	/* expect+2: warning: conversion of 'long long' to 'int' is out of range [119] */
98 	/* expect+1: warning: array subscript -1 cannot be negative [167] */
99 	u64 += u64_buf[0x3fffffffffffffff];
100 	/* expect+2: warning: conversion of 'long long' to 'int' is out of range [119] */
101 	/* expect+1: warning: array subscript -1 cannot be negative [167] */
102 	u64 += u64_buf[0x7fffffffffffffff];
103 	/* expect+1: warning: array subscript -1 cannot be negative [167] */
104 	u64 += u64_buf[0xffffffffffffffff];
105 }
106