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c-decl.c (WANT_C99_INLINE_SEMANTICS): New, set to 1.

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* c-decl.c (WANT_C99_INLINE_SEMANTICS): New, set to 1.
	(merge_decls): Implement WANT_C99_INLINE_SEMANTICS.
	(grokdeclarator): Likewise.

From-SVN: r118474
This commit is contained in:
Geoffrey Keating 2006-11-04 02:59:52 +00:00 • committed by Geoffrey Keating
parent c79154c4fa
commit c7cc12b01d
2 changed files with 18 additions and 0 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
2006-11-03 Geoffrey Keating <geoffk@apple.com>
* c-decl.c (WANT_C99_INLINE_SEMANTICS): New, set to 1.
(merge_decls): Implement WANT_C99_INLINE_SEMANTICS.
(grokdeclarator): Likewise.
2006-11-03 Steven Bosscher <steven@gcc.gnu.org>
* tree-dump.c (dump_enable_all): Rename local variable

12
gcc/c-decl.c
View file

@ -62,6 +62,12 @@ Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
#include "langhooks-def.h"
#include "pointer-set.h"
/* Set this to 1 if you want the standard ISO C99 semantics of 'inline'
when you specify -std=c99 or -std=gnuc99, and to 0 if you want
behaviour compatible with the nonstandard semantics implemented by
GCC 2.95 through 4.2. */
#define WANT_C99_INLINE_SEMANTICS 1
/* In grokdeclarator, distinguish syntactic contexts of declarators. */
enum decl_context
{ NORMAL, /* Ordinary declaration */
@ -1760,6 +1766,7 @@ merge_decls (tree newdecl, tree olddecl, tree newtype, tree oldtype)
}
}
#if WANT_C99_INLINE_SEMANTICS
/* In c99, 'extern' declaration before (or after) 'inline' means this
function is not DECL_EXTERNAL. */
if (TREE_CODE (newdecl) == FUNCTION_DECL
@ -1771,6 +1778,7 @@ merge_decls (tree newdecl, tree olddecl, tree newtype, tree oldtype)
&& DECL_EXTERNAL (newdecl)
&& flag_isoc99)
DECL_EXTERNAL (newdecl) = 0;
#endif /* WANT_C99_INLINE_SEMANTICS */
if (DECL_EXTERNAL (newdecl))
{
@ -4772,7 +4780,11 @@ grokdeclarator (const struct c_declarator *declarator,
in this file, C99 6.7.4p6. In GNU C89, a function declared
'extern inline' is an external reference. */
else if (declspecs->inline_p && storage_class != csc_static)
#if WANT_C99_INLINE_SEMANTICS
DECL_EXTERNAL (decl) = (storage_class == csc_extern) == !flag_isoc99;
#else
DECL_EXTERNAL (decl) = (storage_class == csc_extern);
#endif
else
DECL_EXTERNAL (decl) = !initialized;