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comparison gcc/testsuite/gcc.dg/assign-warn-2.c @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
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68:561a7518be6b 111:04ced10e8804
1 /* Test diagnostics for bad implicit type conversions.
2 -pedantic-errors test. */
3 /* Origin: Joseph Myers <jsm@polyomino.org.uk> */
4 /* { dg-do compile } */
5 /* { dg-options "-pedantic-errors -ftrack-macro-expansion=0" } */
6
7 #define TESTARG(ID, TL, TR) void ID##F(TL); void ID##F2(TR x) { ID##F(x); } extern int dummy
8 #define TESTARP(ID, TL, TR) struct { void (*x)(TL); } ID##Fp; void ID##F2(TR x) { ID##Fp.x(x); } extern int dummy
9 #define TESTASS(ID, TL, TR) void ID##F(TR x) { TL y; y = x; } extern int dummy
10 #define TESTINI(ID, TL, TR) void ID##F(TR x) { TL y = x; } extern int dummy
11 #define TESTRET(ID, TL, TR) TR ID##V; TL ID##F(void) { return ID##V; } extern int dummy
12
13 typedef void (*fp)(void);
14 typedef void (*nrfp)(void) __attribute__((noreturn));
15
16 TESTARG(fqa, nrfp, fp); /* { dg-error "passing argument 1 of 'fqaF' makes '__attribute__..noreturn..' qualified function pointer from unqualified" } */
17 TESTARP(fqb, nrfp, fp); /* { dg-error "passing argument 1 of 'fqbFp.x' makes '__attribute__..noreturn..' qualified function pointer from unqualified" } */
18 TESTASS(fqc, nrfp, fp); /* { dg-error "assignment makes '__attribute__..noreturn..' qualified function pointer from unqualified" } */
19 TESTINI(fqd, nrfp, fp); /* { dg-error "initialization makes '__attribute__..noreturn..' qualified function pointer from unqualified" } */
20 TESTRET(fqe, nrfp, fp); /* { dg-error "return makes '__attribute__..noreturn..' qualified function pointer from unqualified" } */
21
22 TESTARG(ofqa, fp, nrfp);
23 TESTARP(ofqb, fp, nrfp);
24 TESTASS(ofqc, fp, nrfp);
25 TESTINI(ofqd, fp, nrfp);
26 TESTRET(ofqe, fp, nrfp);
27
28 TESTARG(qa, char *, const char *); /* { dg-error "passing argument 1 of 'qaF' discards 'const' qualifier from pointer target type" } */
29 TESTARP(qb, char *, const char *); /* { dg-error "passing argument 1 of 'qbFp.x' discards 'const' qualifier from pointer target type" } */
30 TESTASS(qc, char *, const char *); /* { dg-error "assignment discards 'const' qualifier from pointer target type" } */
31 TESTINI(qd, char *, const char *); /* { dg-error "initialization discards 'const' qualifier from pointer target type" } */
32 TESTRET(qe, char *, const char *); /* { dg-error "return discards 'const' qualifier from pointer target type" } */
33
34 TESTARG(oqa, const char *, char *);
35 TESTARP(oqb, const char *, char *);
36 TESTASS(oqc, const char *, char *);
37 TESTINI(oqd, const char *, char *);
38 TESTRET(oqe, const char *, char *);
39
40 TESTARG(fda, fp, void *); /* { dg-error "ISO C forbids passing argument 1 of 'fdaF' between function pointer and 'void \\*'" } */
41 TESTARP(fdb, fp, void *); /* { dg-error "ISO C forbids passing argument 1 of 'fdbFp.x' between function pointer and 'void \\*'" } */
42 TESTASS(fdc, fp, void *); /* { dg-error "ISO C forbids assignment between function pointer and 'void \\*'" } */
43 TESTINI(fdd, fp, void *); /* { dg-error "ISO C forbids initialization between function pointer and 'void \\*'" } */
44 TESTRET(fde, fp, void *); /* { dg-error "ISO C forbids return between function pointer and 'void \\*'" } */
45
46 TESTARG(dfa, void *, fp); /* { dg-error "ISO C forbids passing argument 1 of 'dfaF' between function pointer and 'void \\*'" } */
47 TESTARP(dfb, void *, fp); /* { dg-error "ISO C forbids passing argument 1 of 'dfbFp.x' between function pointer and 'void \\*'" } */
48 TESTASS(dfc, void *, fp); /* { dg-error "ISO C forbids assignment between function pointer and 'void \\*'" } */
49 TESTINI(dfd, void *, fp); /* { dg-error "ISO C forbids initialization between function pointer and 'void \\*'" } */
50 TESTRET(dfe, void *, fp); /* { dg-error "ISO C forbids return between function pointer and 'void \\*'" } */
51
52 TESTARG(sua, int *, unsigned int *); /* { dg-error "pointer targets in passing argument 1 of 'suaF' differ in signedness" } */
53 TESTARP(sub, int *, unsigned int *); /* { dg-error "pointer targets in passing argument 1 of 'subFp.x' differ in signedness" } */
54 TESTASS(suc, int *, unsigned int *); /* { dg-error "pointer targets in assignment from 'unsigned int \\*' to 'int \\*' differ in signedness" } */
55 TESTINI(sud, int *, unsigned int *); /* { dg-error "pointer targets in initialization of 'int \\*' from 'unsigned int \\*' differ in signedness" } */
56 TESTRET(sue, int *, unsigned int *); /* { dg-error "pointer targets in returning 'unsigned int \\*' from a function with return type 'int \\*' differ in signedness" } */
57
58 TESTARG(usa, unsigned int *, int *); /* { dg-error "pointer targets in passing argument 1 of 'usaF' differ in signedness" } */
59 TESTARP(usb, unsigned int *, int *); /* { dg-error "pointer targets in passing argument 1 of 'usbFp.x' differ in signedness" } */
60 TESTASS(usc, unsigned int *, int *); /* { dg-error "pointer targets in assignment from 'int \\*' to 'unsigned int \\*' differ in signedness" } */
61 TESTINI(usd, unsigned int *, int *); /* { dg-error "pointer targets in initialization of 'unsigned int \\*' from 'int \\*' differ in signedness" } */
62 TESTRET(use, unsigned int *, int *); /* { dg-error "pointer targets in returning 'int \\*' from a function with return type 'unsigned int \\*' differ in signedness" } */
63
64 TESTARG(cua, char *, unsigned char *); /* { dg-error "pointer targets in passing argument 1 of 'cuaF' differ in signedness" } */
65 TESTARP(cub, char *, unsigned char *); /* { dg-error "pointer targets in passing argument 1 of 'cubFp.x' differ in signedness" } */
66 TESTASS(cuc, char *, unsigned char *); /* { dg-error "pointer targets in assignment from 'unsigned char \\*' to 'char \\*' differ in signedness" } */
67 TESTINI(cud, char *, unsigned char *); /* { dg-error "pointer targets in initialization of 'char \\*' from 'unsigned char \\*' differ in signedness" } */
68 TESTRET(cue, char *, unsigned char *); /* { dg-error "pointer targets in returning 'unsigned char \\*' from a function with return type 'char \\*' differ in signedness" } */
69
70 TESTARG(uca, unsigned char *, char *); /* { dg-error "pointer targets in passing argument 1 of 'ucaF' differ in signedness" } */
71 TESTARP(ucb, unsigned char *, char *); /* { dg-error "pointer targets in passing argument 1 of 'ucbFp.x' differ in signedness" } */
72 TESTASS(ucc, unsigned char *, char *); /* { dg-error "pointer targets in assignment from 'char \\*' to 'unsigned char \\*' differ in signedness" } */
73 TESTINI(ucd, unsigned char *, char *); /* { dg-error "pointer targets in initialization of 'unsigned char \\*' from 'char \\*' differ in signedness" } */
74 TESTRET(uce, unsigned char *, char *); /* { dg-error "pointer targets in returning 'char \\*' from a function with return type 'unsigned char \\*' differ in signedness" } */
75
76 TESTARG(csa, char *, signed char *); /* { dg-error "pointer targets in passing argument 1 of 'csaF' differ in signedness" } */
77 TESTARP(csb, char *, signed char *); /* { dg-error "pointer targets in passing argument 1 of 'csbFp.x' differ in signedness" } */
78 TESTASS(csc, char *, signed char *); /* { dg-error "pointer targets in assignment from 'signed char \\*' to 'char \\*' differ in signedness" } */
79 TESTINI(csd, char *, signed char *); /* { dg-error "pointer targets in initialization of 'char \\*' from 'signed char \\*' differ in signedness" } */
80 TESTRET(cse, char *, signed char *); /* { dg-error "pointer targets in returning 'signed char \\*' from a function with return type 'char \\*' differ in signedness" } */
81
82 TESTARG(sca, signed char *, char *); /* { dg-error "pointer targets in passing argument 1 of 'scaF' differ in signedness" } */
83 TESTARP(scb, signed char *, char *); /* { dg-error "pointer targets in passing argument 1 of 'scbFp.x' differ in signedness" } */
84 TESTASS(scc, signed char *, char *); /* { dg-error "pointer targets in assignment from 'char \\*' to 'signed char \\*' differ in signedness" } */
85 TESTINI(scd, signed char *, char *); /* { dg-error "pointer targets in initialization of 'signed char \\*' from 'char \\*' differ in signedness" } */
86 TESTRET(sce, signed char *, char *); /* { dg-error "pointer targets in returning 'char \\*' from a function with return type 'signed char \\*' differ in signedness" } */
87
88 TESTARG(cia, char *, int *); /* { dg-error "passing argument 1 of 'ciaF' from incompatible pointer type" } */
89 TESTARP(cib, char *, int *); /* { dg-error "passing argument 1 of 'cibFp.x' from incompatible pointer type" } */
90 TESTASS(cic, char *, int *); /* { dg-error "assignment to 'char \\*' from incompatible pointer type 'int \\*'" } */
91 TESTINI(cid, char *, int *); /* { dg-error "initialization of 'char \\*' from incompatible pointer type 'int \\*'" } */
92 TESTRET(cie, char *, int *); /* { dg-error "returning 'int \\*' from a function with incompatible return type 'char \\*'" } */
93
94 TESTARG(ica, int *, char *); /* { dg-error "passing argument 1 of 'icaF' from incompatible pointer type" } */
95 TESTARP(icb, int *, char *); /* { dg-error "passing argument 1 of 'icbFp.x' from incompatible pointer type" } */
96 TESTASS(icc, int *, char *); /* { dg-error "assignment to 'int \\*' from incompatible pointer type 'char \\*'" } */
97 TESTINI(icd, int *, char *); /* { dg-error "initialization of 'int \\*' from incompatible pointer type 'char \\*'" } */
98 TESTRET(ice, int *, char *); /* { dg-error "returning 'char \\*' from a function with incompatible return type 'int \\*'" } */
99
100 TESTARG(ciia, char *, int); /* { dg-error "passing argument 1 of 'ciiaF' makes pointer from integer without a cast" } */
101 TESTARP(ciib, char *, int); /* { dg-error "passing argument 1 of 'ciibFp.x' makes pointer from integer without a cast" } */
102 TESTASS(ciic, char *, int); /* { dg-error "assignment to 'char \\*' from 'int' makes pointer from integer without a cast" } */
103 TESTINI(ciid, char *, int); /* { dg-error "initialization of 'char \\*' from 'int' makes pointer from integer without a cast" } */
104 TESTRET(ciie, char *, int); /* { dg-error "returning 'int' from a function with return type 'char \\*' makes pointer from integer without a cast" } */
105
106 TESTARG(iica, int, char *); /* { dg-error "passing argument 1 of 'iicaF' makes integer from pointer without a cast" } */
107 TESTARP(iicb, int, char *); /* { dg-error "passing argument 1 of 'iicbFp.x' makes integer from pointer without a cast" } */
108 TESTASS(iicc, int, char *); /* { dg-error "assignment to 'int' from 'char \\*' makes integer from pointer without a cast" } */
109 TESTINI(iicd, int, char *); /* { dg-error "initialization of 'int' from 'char \\*' makes integer from pointer without a cast" } */
110 TESTRET(iice, int, char *); /* { dg-error "returning 'char \\*' from a function with return type 'int' makes integer from pointer without a cast" } */
111
112 struct s { int a; };
113
114 TESTARG(stria, struct s, int); /* { dg-error "incompatible type for argument 1 of 'striaF'" } */
115 TESTARP(strib, struct s, int); /* { dg-error "incompatible type for argument 1 of 'stribFp.x'" } */
116 TESTASS(stric, struct s, int); /* { dg-error "incompatible types when assigning to type 'struct s' from type 'int'" } */
117 TESTINI(strid, struct s, int); /* { dg-error "invalid initializer" } */
118 TESTRET(strie, struct s, int); /* { dg-error "incompatible types when returning type 'int' but 'struct s' was expected" } */
119
120 TESTARG(istra, int, struct s); /* { dg-error "incompatible type for argument 1 of 'istraF'" } */
121 TESTARP(istrb, int, struct s); /* { dg-error "incompatible type for argument 1 of 'istrbFp.x'" } */
122 TESTASS(istrc, int, struct s); /* { dg-error "incompatible types when assigning to type 'int' from type 'struct s'" } */
123 TESTINI(istrd, int, struct s); /* { dg-error "incompatible types when initializing type 'int' using type 'struct s'" } */
124 TESTRET(istre, int, struct s); /* { dg-error "incompatible types when returning type 'struct s' but 'int' was expected" } */
125 /* { dg-message "note: expected '\[^'\n\]*' but argument is of type '\[^'\n\]*'" "note: expected" { target *-*-* } 0 } */