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| author | Jakub Jelinek <jakub@gcc.gnu.org> | 2007-09-05 22:45:27 +0200 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2007-09-05 22:45:27 +0200 |
| commit | 6ef5231bdf52aba0854491d24ab30bebd8f2ab0a (patch) | |
| tree | 0065cd65b39b8419a3be598915506370819405f7 /gcc/builtins.def | |
| parent | e050d7958c2fc910926d046fe1e72a513a580489 (diff) | |
| download | gcc-6ef5231bdf52aba0854491d24ab30bebd8f2ab0a.tar.gz | |
builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
* builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
* tree.h (CALL_EXPR_VA_ARG_PACK): Define.
* tree-inline.h (copy_body_data): Add call_expr field.
* tree-inline.c (expand_call_inline): Initialize call_expr.
(copy_bb): Append anonymous inline fn arguments to arguments
when inlining a CALL_EXPR_VA_ARG_PACK call.
* builtins.c (expand_builtin): Issue an error if
BUILT_IN_VA_ARG_PACK is seen during expand.
(fold_call_expr, fold_builtin_call_array): Don't fold
CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
__builtin_va_arg_pack () call as last argument.
* gimplify.c (gimplify_call_expr): If last argument to a vararg
function is __builtin_va_arg_pack (), decrease number of call
arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
* expr.c (expand_expr_real_1): Issue an error if
CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
* tree-pretty-print.c (dump_generic_node): Handle printing
CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
* doc/extend.texi (__builtin_va_arg_pack): Document.
* gcc.c-torture/execute/va-arg-pack-1.c: New test.
* gcc.dg/va-arg-pack-1.c: New test.
From-SVN: r128150
Diffstat (limited to 'gcc/builtins.def')
| -rw-r--r-- | gcc/builtins.def | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/gcc/builtins.def b/gcc/builtins.def index 8bedfbf30e9..01ba3b36587 100644 --- a/gcc/builtins.def +++ b/gcc/builtins.def @@ -701,6 +701,7 @@ DEF_GCC_BUILTIN (BUILT_IN_UPDATE_SETJMP_BUF, "update_setjmp_buf", BT_FN_V DEF_GCC_BUILTIN (BUILT_IN_VA_COPY, "va_copy", BT_FN_VOID_VALIST_REF_VALIST_ARG, ATTR_NULL) DEF_GCC_BUILTIN (BUILT_IN_VA_END, "va_end", BT_FN_VOID_VALIST_REF, ATTR_NULL) DEF_GCC_BUILTIN (BUILT_IN_VA_START, "va_start", BT_FN_VOID_VALIST_REF_VAR, ATTR_NULL) +DEF_GCC_BUILTIN (BUILT_IN_VA_ARG_PACK, "va_arg_pack", BT_FN_INT, ATTR_PURE_NOTHROW_LIST) DEF_EXT_LIB_BUILTIN (BUILT_IN__EXIT, "_exit", BT_FN_VOID_INT, ATTR_NORETURN_NOTHROW_LIST) DEF_C99_BUILTIN (BUILT_IN__EXIT2, "_Exit", BT_FN_VOID_INT, ATTR_NORETURN_NOTHROW_LIST) |