mirror of
https://sourceware.org/git/binutils-gdb.git
synced 2024-11-27 03:51:15 +08:00
7c8adf682b
PR macros/2564: * c-exp.y (macro_original_text, expansion_obstack, expression_macro_scope): New globals. (scan_macro_expansion): New function. (scanning_macro_expansion): Likewise. (finished_macro_expansion): Likewise. (scan_macro_cleanup): Likewise. (c_parse): Find macro scope. Initialize obstack. * c-lang.h (scan_macro_expansion, scanning_macro_expansion, finished_macro_expansion, expression_macro_lookup_func, expression_macro_lookup_baton): Remove. * c-lang.c (scan_macro_expansion, scanning_macro_expansion, finished_macro_expansion, expression_macro_lookup_func, expression_macro_lookup_baton): Remove. (macro_original_text, macro_expanded_text, c_preprocess_and_parse): Remove. (c_language_defn, cplus_language_defn, asm_language_defn, minimal_language_defn): Use c_parse. gdb/testsuite * gdb.base/macscp.exp: Print "address.addr". * gdb.base/macscp1.c (struct outer): New struct. (address): New global.
115 lines
2.1 KiB
C
115 lines
2.1 KiB
C
#include <stdio.h>
|
|
|
|
#define SPLICE(a, b) INNER_SPLICE(a, b)
|
|
#define INNER_SPLICE(a, b) a ## b
|
|
#define STRINGIFY(a) INNER_STRINGIFY(a)
|
|
#define INNER_STRINGIFY(a) #a
|
|
|
|
#define FIFTY_SEVEN 57
|
|
|
|
#define FORTY_EIGHT 48
|
|
#undef FORTY_EIGHT
|
|
|
|
struct outer
|
|
{
|
|
struct fields
|
|
{
|
|
struct fault
|
|
{
|
|
int addr;
|
|
} fault;
|
|
} fields;
|
|
};
|
|
struct outer address;
|
|
|
|
#define addr fields.fault.addr
|
|
|
|
/* A macro named UNTIL_<func> is #defined until just before the
|
|
definition of the function <func>.
|
|
|
|
A macro named BEFORE_<func> is not #defined until just before the
|
|
definition of <func>.
|
|
|
|
The macro WHERE is redefined before each function <func> to the
|
|
token list ``before <func>''.
|
|
|
|
The macscp IN_MACSCP2_H and IN_MACSCP3_H are defined while
|
|
processing those header files; macscp4.h uses them to choose
|
|
appropriate function names, output strings, and macro definitions. */
|
|
|
|
#define UNTIL_MACSCP1_1
|
|
#define UNTIL_MACSCP2_1
|
|
#define UNTIL_MACSCP4_1_FROM_MACSCP2
|
|
#define UNTIL_MACSCP4_2_FROM_MACSCP2
|
|
#define UNTIL_MACSCP2_2
|
|
#define UNTIL_MACSCP1_2
|
|
#define UNTIL_MACSCP3_1
|
|
#define UNTIL_MACSCP4_1_FROM_MACSCP3
|
|
#define UNTIL_MACSCP4_2_FROM_MACSCP3
|
|
#define UNTIL_MACSCP3_2
|
|
#define UNTIL_MACSCP1_3
|
|
|
|
#define WHERE before macscp1_1
|
|
#define BEFORE_MACSCP1_1
|
|
#undef UNTIL_MACSCP1_1
|
|
void
|
|
macscp1_1 ()
|
|
{
|
|
puts ("macscp1_1");
|
|
}
|
|
|
|
#include "macscp2.h"
|
|
|
|
#undef WHERE
|
|
#define WHERE before macscp1_2
|
|
#define BEFORE_MACSCP1_2
|
|
#undef UNTIL_MACSCP1_2
|
|
void
|
|
macscp1_2 ()
|
|
{
|
|
puts ("macscp1_2");
|
|
}
|
|
|
|
#include "macscp3.h"
|
|
|
|
#undef WHERE
|
|
#define WHERE before macscp1_3
|
|
#define BEFORE_MACSCP1_3
|
|
#undef UNTIL_MACSCP1_3
|
|
void
|
|
macscp1_3 ()
|
|
{
|
|
puts ("macscp1_3");
|
|
}
|
|
|
|
void
|
|
macscp_expr (void)
|
|
{
|
|
int foo = -1;
|
|
|
|
foo = 0; /* set breakpoint here */
|
|
#define MACRO_TO_EXPAND foo
|
|
foo = 1;
|
|
#undef MACRO_TO_EXPAND
|
|
foo = 2;
|
|
}
|
|
|
|
#define TWENTY_THREE 23
|
|
|
|
int
|
|
main (int argc, char **argv)
|
|
{
|
|
macscp1_1 ();
|
|
macscp2_1 ();
|
|
macscp4_1_from_macscp2 ();
|
|
macscp4_2_from_macscp2 ();
|
|
macscp2_2 ();
|
|
macscp1_2 ();
|
|
macscp3_1 ();
|
|
macscp4_1_from_macscp3 ();
|
|
macscp4_2_from_macscp3 ();
|
|
macscp3_2 ();
|
|
macscp1_3 ();
|
|
macscp_expr ();
|
|
}
|