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Add attribute((noreturn)) to romcc 

It doesn't do anything, but it allows the same code to be compiled with gcc and
romcc.

Signed-off-by: Stefan Reinauer <stepan@coresystems.de>
Acked-by: Ronald G. Minnich <rminnich@gmail.com>



git-svn-id: svn://svn.coreboot.org/coreboot/trunk@5172 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
Stefan Reinauer 2010-02-28 18:37:38 +00:00 committed by Stefan Reinauer
parent 9ea7bff22e
commit c89c4d4602
1 changed files with 5 additions and 0 deletions
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5
util/romcc/romcc.c
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@ -1083,6 +1083,7 @@ struct compile_state {
struct hash_entry *i_break; struct hash_entry *i_break;
struct hash_entry *i_default; struct hash_entry *i_default;
struct hash_entry *i_return; struct hash_entry *i_return;
struct hash_entry *i_noreturn;
/* Additional hash entries for predefined macros */ /* Additional hash entries for predefined macros */
struct hash_entry *i_defined; struct hash_entry *i_defined;
struct hash_entry *i___VA_ARGS__; struct hash_entry *i___VA_ARGS__;
@ -12758,6 +12759,9 @@ static unsigned int attrib(struct compile_state *state, unsigned int attributes)
} }
attributes |= ATTRIB_ALWAYS_INLINE; attributes |= ATTRIB_ALWAYS_INLINE;
} }
else if (ident == state->i_noreturn) {
// attribute((noreturn)) does nothing (yet?)
}
else { else {
error(state, 0, "Unknown attribute:%s", ident->name); error(state, 0, "Unknown attribute:%s", ident->name);
} }
@ -24994,6 +24998,7 @@ static void compile(const char *filename,
/* Memorize where some attribute keywords are. */ /* Memorize where some attribute keywords are. */
state.i_noinline = lookup(&state, "noinline", 8); state.i_noinline = lookup(&state, "noinline", 8);
state.i_always_inline = lookup(&state, "always_inline", 13); state.i_always_inline = lookup(&state, "always_inline", 13);
state.i_noreturn = lookup(&state, "noreturn", 8);
/* Process the command line macros */ /* Process the command line macros */
process_cmdline_macros(&state); process_cmdline_macros(&state);