]>
Commit | Line | Data |
---|---|---|
6d3bab5d MS |
1 | /* Verify that #pragma GCC diagnostic down the inlining stack suppresses |
2 | a warning that would otherwise be issued for inlined calls higher up | |
3 | the inlining stack. | |
4 | { dg-do compile } | |
5 | { dg-options "-O2 -Wall -Wno-array-bounds" } */ | |
6 | ||
7 | extern void* memset (void*, int, __SIZE_TYPE__); | |
8 | ||
9 | static void warn0 (int *p) | |
10 | { | |
11 | memset (p, __LINE__, 3); // { dg-warning "\\\[-Wstringop-overflow" } | |
12 | } | |
13 | ||
14 | static void warn1 (int *p) | |
15 | { | |
16 | warn0 (p + 1); | |
17 | } | |
18 | ||
19 | static void warn2 (int *p) | |
20 | { | |
21 | warn1 (p + 1); | |
22 | } | |
23 | ||
24 | int a2[2]; // { dg-message "at offset 12 into destination object 'a2' of size 8" } | |
25 | ||
26 | void warn3 (void) | |
27 | { | |
28 | warn2 (a2 + 1); | |
29 | } | |
30 | ||
31 | ||
32 | // Verify suppression at the innermost frame of the inlining stack. | |
33 | ||
34 | static void ignore0 (int *p) | |
35 | { | |
36 | #pragma GCC diagnostic push | |
37 | #pragma GCC diagnostic ignored "-Wstringop-overflow" | |
38 | memset (p, __LINE__, 3); | |
39 | #pragma GCC diagnostic pop | |
40 | } | |
41 | ||
42 | static void nowarn1_ignore0 (int *p) | |
43 | { | |
44 | ignore0 (p + 1); | |
45 | } | |
46 | ||
47 | static void nowarn2_ignore0 (int *p) | |
48 | { | |
49 | nowarn1_ignore0 (p + 1); | |
50 | } | |
51 | ||
52 | int b2[2]; | |
53 | ||
54 | void nowarn3_ignore0 (void) | |
55 | { | |
56 | nowarn2_ignore0 (b2 + 1); | |
57 | } | |
58 | ||
59 | ||
60 | // Verify suppression at the second innermost frame of the inlining stack. | |
61 | ||
62 | static void nowarn0_ignore1 (int *p) | |
63 | { | |
64 | memset (p, __LINE__, 3); | |
65 | } | |
66 | ||
67 | static void ignore1 (int *p) | |
68 | { | |
69 | #pragma GCC diagnostic push | |
70 | #pragma GCC diagnostic ignored "-Wstringop-overflow" | |
71 | nowarn0_ignore1 (p + 1); | |
72 | #pragma GCC diagnostic pop | |
73 | } | |
74 | ||
75 | void nowarn2_ignore1 (int *p) | |
76 | { | |
77 | ignore1 (p + 1); | |
78 | } | |
79 | ||
80 | int c2[2]; | |
81 | ||
82 | void nowarn3_ignore1 (void) | |
83 | { | |
84 | nowarn2_ignore1 (c2 + 1); | |
85 | } | |
86 | ||
87 | ||
88 | // Verify suppression at the third innermost frame of the inlining stack. | |
89 | ||
90 | static void nowarn0_ignore2 (int *p) | |
91 | { | |
92 | memset (p, __LINE__, 3); | |
93 | } | |
94 | ||
95 | static void nowarn1_ignore2 (int *p) | |
96 | { | |
97 | nowarn0_ignore2 (p + 1); | |
98 | } | |
99 | ||
100 | static void ignore2 (int *p) | |
101 | { | |
102 | #pragma GCC diagnostic push | |
103 | #pragma GCC diagnostic ignored "-Wstringop-overflow" | |
104 | nowarn1_ignore2 (p + 1); | |
105 | #pragma GCC diagnostic pop | |
106 | } | |
107 | ||
108 | int d2[2]; | |
109 | ||
110 | void nowarn3_ignore2 (void) | |
111 | { | |
112 | ignore2 (c2 + 1); | |
113 | } | |
114 | ||
115 | ||
116 | // Verify suppression at the outermost frame of the inlining stack. | |
117 | ||
118 | static void nowarn0_ignore3 (int *p) | |
119 | { | |
120 | memset (p, __LINE__, 3); | |
121 | } | |
122 | ||
123 | static void nowarn1_ignore3 (int *p) | |
124 | { | |
125 | nowarn0_ignore3 (p + 1); | |
126 | } | |
127 | ||
128 | static void nowarn2_ignore3 (int *p) | |
129 | { | |
130 | nowarn1_ignore3 (p + 1); | |
131 | } | |
132 | ||
133 | int e2[2]; | |
134 | ||
135 | void ignore3 (void) | |
136 | { | |
137 | #pragma GCC diagnostic push | |
138 | #pragma GCC diagnostic ignored "-Wstringop-overflow" | |
139 | nowarn2_ignore3 (e2 + 1); | |
140 | #pragma GCC diagnostic pop | |
141 | } |