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comparison clang/test/Sema/builtins-bpf.c @ 207:2e18cbf3894f

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LLVM12
author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Tue, 08 Jun 2021 06:07:14 +0900
parents 1d019706d866
children c4bab56944e8
comparison
equal deleted inserted replaced
173:0572611fdcc8 207:2e18cbf3894f
1 // RUN: %clang_cc1 -x c -triple bpf-pc-linux-gnu -dwarf-version=4 -fsyntax-only -verify %s 1 // RUN: %clang_cc1 -x c -triple bpf-pc-linux-gnu -dwarf-version=4 -fsyntax-only -verify %s
2 2
3 struct s { int a; int b[4]; int c:1; }; 3 struct s {
4 union u { int a; int b[4]; int c:1; }; 4 int a;
5 int b[4];
6 int c:1;
7 };
8 union u {
9 int a;
10 int b[4];
11 int c:1;
12 };
13 typedef struct {
14 int a;
15 int b;
16 } __t;
17 typedef int (*__f)(void);
18 enum AA {
19 VAL1 = 10,
20 VAL2 = 0xffffffff80000000UL,
21 };
22 typedef enum {
23 VAL10 = 10,
24 VAL11 = 11,
25 } __BB;
5 26
6 unsigned invalid1(const int *arg) { 27 unsigned invalid1(const int *arg) {
7 return __builtin_preserve_field_info(arg, 1); // expected-error {{__builtin_preserve_field_info argument 1 not a field access}} 28 return __builtin_preserve_field_info(arg, 1); // expected-error {{__builtin_preserve_field_info argument 1 not a field access}}
8 } 29 }
9 30
44 } 65 }
45 66
46 unsigned invalid11(struct s *arg, int info_kind) { 67 unsigned invalid11(struct s *arg, int info_kind) {
47 return __builtin_preserve_field_info(arg->a, info_kind); // expected-error {{__builtin_preserve_field_info argument 2 not a constant}} 68 return __builtin_preserve_field_info(arg->a, info_kind); // expected-error {{__builtin_preserve_field_info argument 2 not a constant}}
48 } 69 }
70
71 unsigned valid12() {
72 const struct s t;
73 return __builtin_preserve_type_info(t, 0) +
74 __builtin_preserve_type_info(*(struct s *)0, 1);
75 }
76
77 unsigned valid13() {
78 __t t;
79 return __builtin_preserve_type_info(t, 1) +
80 __builtin_preserve_type_info(*(__t *)0, 0);
81 }
82
83 unsigned valid14() {
84 enum AA t;
85 return __builtin_preserve_type_info(t, 0) +
86 __builtin_preserve_type_info(*(enum AA *)0, 1);
87 }
88
89 unsigned valid15() {
90 return __builtin_preserve_enum_value(*(enum AA *)VAL1, 1) +
91 __builtin_preserve_enum_value(*(enum AA *)VAL2, 1);
92 }
93
94 unsigned invalid16() {
95 return __builtin_preserve_enum_value(*(enum AA *)0, 1); // expected-error {{__builtin_preserve_enum_value argument 1 invalid}}
96 }
97
98 unsigned invalid17() {
99 return __builtin_preserve_enum_value(*(enum AA *)VAL10, 1); // expected-error {{__builtin_preserve_enum_value argument 1 invalid}}
100 }
101
102 unsigned invalid18(struct s *arg) {
103 return __builtin_preserve_type_info(arg->a + 2, 0); // expected-error {{__builtin_preserve_type_info argument 1 invalid}}
104 }