On 9/15/21 20:40, David Edelsohn wrote:
This needs an additional adjustment.  The encoding decoration needs to
be applied if the decl isn't an alias.  That means both a null summary
*OR* the decl is not explicitly an alias.

Oh, sorry, I made a stupid thinko.

Please install the patch.
Martin


I'm proposing the following:

diff --git a/gcc/config/rs6000/rs6000.c b/gcc/config/rs6000/rs6000.c
index d0830a95027..ad81dfb316d 100644
--- a/gcc/config/rs6000/rs6000.c
+++ b/gcc/config/rs6000/rs6000.c
@@ -21728,8 +21728,8 @@ rs6000_xcoff_encode_section_info (tree decl, rtx rtl, in
t first)
    if (decl
        && DECL_P (decl)
        && VAR_OR_FUNCTION_DECL_P (decl)
-      && symtab_node::get (decl) != NULL
-      && symtab_node::get (decl)->alias == 0
+      && (symtab_node::get (decl) == NULL
+         || symtab_node::get (decl)->alias == 0)
        && symname[strlen (symname) - 1] != ']')
      {
        const char *smclass = NULL;


On Wed, Sep 15, 2021 at 11:21 AM Martin Liška <mli...@suse.cz> wrote:

Hello.

The patch is approved by David and fixes the issue described in the PR.

Martin

         PR target/102349

gcc/ChangeLog:

         * config/rs6000/rs6000.c (rs6000_xcoff_encode_section_info):
         Check that we have a symbol summary for a symbol.
---
   gcc/config/rs6000/rs6000.c | 1 +
   1 file changed, 1 insertion(+)

diff --git a/gcc/config/rs6000/rs6000.c b/gcc/config/rs6000/rs6000.c
index b0ec8108007..d0830a95027 100644
--- a/gcc/config/rs6000/rs6000.c
+++ b/gcc/config/rs6000/rs6000.c
@@ -21728,6 +21728,7 @@ rs6000_xcoff_encode_section_info (tree decl, rtx rtl, 
int first)
     if (decl
         && DECL_P (decl)
         && VAR_OR_FUNCTION_DECL_P (decl)
+      && symtab_node::get (decl) != NULL
         && symtab_node::get (decl)->alias == 0
         && symname[strlen (symname) - 1] != ']')
       {
--
2.33.0


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