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authorjakub <jakub@138bc75d-0d04-0410-961f-82ee72b054a4>2007-09-05 20:45:27 +0000
committerjakub <jakub@138bc75d-0d04-0410-961f-82ee72b054a4>2007-09-05 20:45:27 +0000
commit48dc22270749d443800d5ed71d2f0c07569febe1 (patch)
tree0065cd65b39b8419a3be598915506370819405f7 /gcc/builtins.def
parentdfa01d1ac0918d4e00fe5c139008def6c8c913ad (diff)
downloadgcc-48dc22270749d443800d5ed71d2f0c07569febe1.tar.gz
* 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. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@128150 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/builtins.def')
-rw-r--r--gcc/builtins.def1
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)