[binutils-gdb] bfd: properly use bfd_get_symbol_leading_char() in peXXigen

[Jan Beulich]

https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=5de418ba70260e34d9246224805b958767d99482

commit 5de418ba70260e34d9246224805b958767d99482
Author: Jeremy Drake <sourceware-bugzilla@jdrake.com>
Date:   Mon Apr 7 13:18:46 2025 +0200

    bfd: properly use bfd_get_symbol_leading_char() in peXXigen
    
    This function returns the leading char to use, so we cannot just assume
    it will always be '_' or '\0'.
    
    Signed-off-by: Jeremy Drake <sourceware-bugzilla@jdrake.com>

Diff:
---
 bfd/peXXigen.c | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/bfd/peXXigen.c b/bfd/peXXigen.c
index 29012688adf..561f8585766 100644
--- a/bfd/peXXigen.c
+++ b/bfd/peXXigen.c
@@ -4403,6 +4403,7 @@ _bfd_XXi_final_link_postscript (bfd * abfd, struct coff_final_link_info *pfinfo)
   struct coff_link_hash_entry *h1;
   struct bfd_link_info *info = pfinfo->info;
   bool result = true;
+  char name[20];
 
   /* There are a few fields that need to be filled in now while we
      have symbol table access.
@@ -4540,10 +4541,9 @@ _bfd_XXi_final_link_postscript (bfd * abfd, struct coff_final_link_info *pfinfo)
 	}
     }
 
-  h1 = coff_link_hash_lookup (coff_hash_table (info),
-			      (bfd_get_symbol_leading_char (abfd) != 0
-			       ? "__tls_used" : "_tls_used"),
-			      false, false, true);
+  name[0] = bfd_get_symbol_leading_char (abfd);
+  strcpy (name + !!name[0], "_tls_used");
+  h1 = coff_link_hash_lookup (coff_hash_table (info), name, false, false, true);
   if (h1 != NULL)
     {
       if ((h1->root.type == bfd_link_hash_defined
@@ -4558,8 +4558,8 @@ _bfd_XXi_final_link_postscript (bfd * abfd, struct coff_final_link_info *pfinfo)
       else
 	{
 	  _bfd_error_handler
-	    (_("%pB: unable to fill in DataDictionary[9] because __tls_used is missing"),
-	     abfd);
+	    (_("%pB: unable to fill in DataDirectory[%d]: %s not defined correctly"),
+	     abfd, PE_TLS_TABLE, name);
 	  result = false;
 	}
      /* According to PECOFF sepcifications by Microsoft version 8.2