1 |
298 |
jeremybenn |
/* PR middle-end/21265
|
2 |
|
|
Test whether tail call information is propagated through builtin
|
3 |
|
|
expanders. */
|
4 |
|
|
/* { dg-do compile } */
|
5 |
|
|
/* { dg-skip-if "" { { i?86-*-* x86_64-*-* } && { ilp32 && { ! nonpic } } } { "*" } { "" } } */
|
6 |
|
|
/* { dg-options "-O2" } */
|
7 |
|
|
|
8 |
|
|
typedef __SIZE_TYPE__ size_t;
|
9 |
|
|
|
10 |
|
|
#define F(n, rettype, name, args, callargs) \
|
11 |
|
|
extern rettype name args; \
|
12 |
|
|
rettype test##n args \
|
13 |
|
|
{ \
|
14 |
|
|
return name callargs; \
|
15 |
|
|
}
|
16 |
|
|
#define F1(n, rettype, name, t1, callargs) \
|
17 |
|
|
F (n, rettype, name, (t1 a1), callargs)
|
18 |
|
|
#define F2(n, rettype, name, t1, t2, callargs) \
|
19 |
|
|
F (n, rettype, name, (t1 a1, t2 a2), callargs)
|
20 |
|
|
#define F3(n, rettype, name, t1, t2, t3, callargs) \
|
21 |
|
|
F (n, rettype, name, (t1 a1, t2 a2, t3 a3), callargs)
|
22 |
|
|
|
23 |
|
|
F3 (1a, void *, memcpy, void *, const void *, size_t, (a1, a2, a3))
|
24 |
|
|
F3 (1b, void *, memcpy, void *, const void *, size_t, (a1, a2, 10))
|
25 |
|
|
F3 (2a, void *, mempcpy, void *, const void *, size_t, (a1, a2, a3))
|
26 |
|
|
F3 (2b, void *, mempcpy, void *, const void *, size_t, (a1, a2, 10))
|
27 |
|
|
F3 (3a, void *, memmove, void *, const void *, size_t, (a1, a2, a3))
|
28 |
|
|
F3 (3b, void *, memmove, void *, const void *, size_t, (a1, "abcdefghijklmno", a3))
|
29 |
|
|
F3 (4a, void *, memset, void *, int, size_t, (a1, a2, a3))
|
30 |
|
|
F3 (4b, void *, memset, void *, int, size_t, (a1, a2, 156))
|
31 |
|
|
F3 (4c, void *, memset, void *, int, size_t, (a1, 0, a3))
|
32 |
|
|
F3 (4d, void *, memset, void *, int, size_t, (a1, 0, 10000))
|
33 |
|
|
F3 (5a, int, memcmp, const void *, const void *, size_t, (a1, a2, a3))
|
34 |
|
|
F3 (5b, int, memcmp, const void *, const void *, size_t, (a1, "abcdefghijkl", a3))
|
35 |
|
|
F2 (6, char *, strcpy, char *, const char *, (a1, a2))
|
36 |
|
|
F2 (7, char *, stpcpy, char *, const char *, (a1, a2))
|
37 |
|
|
F3 (8, char *, strncpy, char *, const char *, size_t, (a1, a2, a3))
|
38 |
|
|
F3 (9, char *, stpncpy, char *, const char *, size_t, (a1, a2, a3))
|
39 |
|
|
F2 (10, char *, strcat, char *, const char *, (a1, a2))
|
40 |
|
|
F3 (11, char *, strncat, char *, const char *, size_t, (a1, a2, a3))
|
41 |
|
|
F1 (12a, size_t, strlen, const char *, (a1))
|
42 |
|
|
F1 (12b, size_t, strlen, const char *, ("foobar"))
|
43 |
|
|
F2 (13a, int, strcmp, const char *, const char *, (a1, a2))
|
44 |
|
|
F2 (13b, int, strcmp, const char *, const char *, (a1, "abcdefghijklm"))
|
45 |
|
|
F3 (14a, int, strncmp, const char *, const char *, size_t, (a1, a2, a3))
|
46 |
|
|
F3 (14b, int, strncmp, const char *, const char *, size_t, (a1, "abcdefghijklm", 10))
|
47 |
|
|
F2 (15, char *, strchr, const char *, int, (a1, a2))
|
48 |
|
|
|
49 |
|
|
/* All the calls above should be tail call optimized on i?86/x86-64. */
|
50 |
|
|
/* { dg-final { scan-assembler-not "call" { target i?86-*-linux* x86_64-*-linux* } } } */
|