| 1 |
689 |
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-*-* } && { ia32 && { ! 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* } } } */
|
