> >From 046931ec490d20a6c003094367f7f0bfae64647f Mon Sep 17 00:00:00 2001
> From: marxin <mli...@suse.cz>
> Date: Mon, 24 Jul 2017 11:21:18 +0200
> Subject: [PATCH] Fix wrong condition in ipa-visibility.c (PR ipa/81520).
>
> gcc/ChangeLog:
>
> 2017-07-24 Martin Liska <mli...@suse.cz>
>
> PR ipa/81520
> * ipa-visibility.c (function_and_variable_visibility): Make the
> redirection
> just on target that do supporting aliasing. Fix GNU coding style.
>
> gcc/testsuite/ChangeLog:
>
> 2017-07-24 Martin Liska <mli...@suse.cz>
>
> PR ipa/81520
> * gcc.dg/ipa/pr81520.c: New test.
OK, we probably should turn ASM_OUTPUT_DEF ifdefs into a conditional compilation
incrementally.
Thanks,
Honza
> ---
> gcc/ipa-visibility.c | 11 +++++++----
> gcc/testsuite/gcc.dg/ipa/pr81520.c | 11 +++++++++++
> 2 files changed, 18 insertions(+), 4 deletions(-)
> create mode 100644 gcc/testsuite/gcc.dg/ipa/pr81520.c
>
> diff --git a/gcc/ipa-visibility.c b/gcc/ipa-visibility.c
> index 21321703dbb..13cf2a3a1cf 100644
> --- a/gcc/ipa-visibility.c
> +++ b/gcc/ipa-visibility.c
> @@ -615,9 +615,10 @@ function_and_variable_visibility (bool whole_program)
> struct cgraph_node *node;
> varpool_node *vnode;
>
> - /* All aliases should be procssed at this point. */
> + /* All aliases should be processed at this point. */
> gcc_checking_assert (!alias_pairs || !alias_pairs->length ());
>
> +#ifdef ASM_OUTPUT_DEF
> FOR_EACH_DEFINED_FUNCTION (node)
> {
> if (node->get_availability () != AVAIL_INTERPOSABLE
> @@ -634,20 +635,22 @@ function_and_variable_visibility (bool whole_program)
> continue;
>
> if (!alias)
> - {
> + {
> alias = dyn_cast<cgraph_node *> (node->noninterposable_alias ());
> gcc_assert (alias && alias != node);
> }
>
> e->redirect_callee (alias);
> if (gimple_has_body_p (e->caller->decl))
> - {
> + {
> push_cfun (DECL_STRUCT_FUNCTION (e->caller->decl));
> e->redirect_call_stmt_to_callee ();
> - pop_cfun ();
> + pop_cfun ();
> }
> }
> }
> +#endif
> +
> FOR_EACH_FUNCTION (node)
> {
> int flags = flags_from_decl_or_type (node->decl);
> diff --git a/gcc/testsuite/gcc.dg/ipa/pr81520.c
> b/gcc/testsuite/gcc.dg/ipa/pr81520.c
> new file mode 100644
> index 00000000000..b5d33d2dc96
> --- /dev/null
> +++ b/gcc/testsuite/gcc.dg/ipa/pr81520.c
> @@ -0,0 +1,11 @@
> +/* PR ipa/81520 */
> +/* { dg-do compile } */
> +/* { dg-options "-O2 -fPIC" } */
> +/* { dg-require-effective-target fpic } */
> +
> +char
> +a (int b)
> +{
> + a (b);
> + return 0;
> +}
> --
> 2.13.3
>
