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tree-inline.c (inlinable_function_p): Don't support inlining functions using varargs. 

* tree-inline.c (inlinable_function_p): Don't support inlining
	functions using varargs.

Index: testsuite/ChangeLog
	* gcc.c-torture/compile/inline-1.c: New file.

From-SVN: r66269
This commit is contained in:
Geoffrey Keating 2003-04-29 23:32:44 +00:00 committed by Geoffrey Keating
parent 0384674ecf
commit b3d627e251
4 changed files with 35 additions and 0 deletions
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3
gcc/ChangeLog
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@ -23,6 +23,9 @@
2003-04-29 Geoffrey Keating <geoffk@apple.com>
* tree-inline.c (inlinable_function_p): Don't support inlining
functions using varargs.
* doc/invoke.texi (Overall Options): Mention -x objective-c-header.
* dwarf2out.c (output_call_frame_info): No need to output EH

4
gcc/testsuite/ChangeLog
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@ -1,3 +1,7 @@
2003-04-29 Geoffrey Keating <geoffk@apple.com>
* gcc.c-torture/compile/inline-1.c: New file.
2003-04-29 Mark Mitchell <mark@codesourcery.com>
PR c++/10551

21
gcc/testsuite/gcc.c-torture/compile/inline-1.c Normal file
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@ -0,0 +1,21 @@
typedef __builtin_va_list va_list;
extern void foo (va_list);
static void
build_message_string (const char *msg, ...)
{
va_list ap;
__builtin_va_start (ap, msg);
foo (ap);
__builtin_va_end (ap);
}
void
file_name_as_prefix (f)
const char *f;
{
build_message_string ("%s: ", f);
}

7
gcc/tree-inline.c
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@ -1008,6 +1008,13 @@ inlinable_function_p (fn, id, nolimit)
else if (lookup_attribute ("always_inline", DECL_ATTRIBUTES (fn)) == NULL
&& find_alloca_call (DECL_SAVED_TREE (fn)))
;
/* Can't inline functions which use varargs. It's not theoretically
impossible, we just don't do it yet; at least one problem is that
expand_builtin_next_arg needs to handle the situation. */
else if (TYPE_ARG_TYPES (TREE_TYPE (fn)) != 0
&& (TREE_VALUE (tree_last (TYPE_ARG_TYPES (TREE_TYPE (fn))))
!= void_type_node))
;
/* All is well. We can inline this function. Traditionally, GCC
has refused to inline functions using alloca, or functions whose
values are returned in a PARALLEL, and a few other such obscure