Viewing file:  diagnostic-test-string-literals-2.c (2.11 KB) -rw-r--r--
Select action/file-type:
 (+) |  (+) |  (+) | Code (+) | Session (+) |  (+) | SDB (+) |  (+) |  (+) |  (+) |  (+) |  (+) |
/* { dg-do compile } */
/* See the notes in diagnostic-test-string-literals-1.c.
This test case has caret-printing disabled. */
extern void __emit_string_literal_range (const void *literal, int caret_idx,
int start_idx, int end_idx);
/* Test of a stringified macro argument, by itself. */
void
test_stringified_token_1 (int x)
{
#define STRINGIFY(EXPR) #EXPR
__emit_string_literal_range (STRINGIFY(x > 0), /* { dg-error "macro expansion|cpp_interpret_string_1 failed" } */
0, 0, 4);
#undef STRINGIFY
}
/* Test of a stringified token within a concatenation. */
void
test_stringized_token_2 (int x)
{
#define EXAMPLE(EXPR, CARET_IDX, START_IDX, END_IDX) \
do { \
__emit_string_literal_range (" before " #EXPR " after \n", \
CARET_IDX, START_IDX, END_IDX); \
} while (0)
EXAMPLE(x > 0, 1, 1, 6);
/* { dg-error "unable to read substring location: cpp_interpret_string_1 failed" "" { target *-*-* } .-5 } */
#undef EXAMPLE
}
/* Test of a doubly-stringified macro argument (by itself). */
void
test_stringified_token_3 (int x)
{
#define XSTR(s) STR(s)
#define STR(s) #s
#define FOO 123456789
__emit_string_literal_range (XSTR (FOO), /* { dg-error "macro expansion|cpp_interpret_string_1 failed" } */
2, 2, 3);
#undef XSTR
#undef STR
#undef FOO
}
/* Test of a stringified macro argument within a concatenation. */
void
test_pr79210 (void)
{
#define lpfc_vport_param_init(attr) \
__emit_string_literal_range ( \
"0423 lpfc_"#attr" attribute cannot be set to %d, "\
"allowed range is [0, 1]\n", 54, 53, 54) \
#define LPFC_VPORT_ATTR_R(name, decc) \
unsigned int lpfc_##name; \
lpfc_vport_param_init(name) \
LPFC_VPORT_ATTR_R(peer_port_login,
"some multiline blurb with a short final line "
"here");
/* { dg-error "19: unable to read substring location: range endpoints are on different lines" "" { target c } .-11 } */
/* { dg-error "19: unable to read substring location: line is not wide enough" "" { target c++ } .-12 } */
#undef LPFC_VPORT_ATTR_R
#undef lpfc_vport_param_init
}
|
