* elf-m10300.c (_bfd_mn10300_elf_adjust_dynamic_symbol): Warn on

zero size dynamic variables.
	* elf32-arm.c (elf32_arm_adjust_dynamic_symbol): Likewise.
	* elf32-cris.c (elf_cris_adjust_dynamic_symbol): Likewise.
	* elf32-hppa.c (elf32_hppa_adjust_dynamic_symbol): Likewise.
	* elf32-i370.c (i370_elf_adjust_dynamic_symbol): Likewise.
	* elf32-i386.c (elf_i386_adjust_dynamic_symbol): Likewise.
	* elf32-m32r.c (m32r_elf_adjust_dynamic_symbol): Likewise.
	* elf32-m68k.c (elf_m68k_adjust_dynamic_symbol): Likewise.
	* elf32-ppc.c (ppc_elf_adjust_dynamic_symbol): Likewise.
	* elf32-s390.c (elf_s390_adjust_dynamic_symbol): Likewise.
	* elf32-sh.c (sh_elf_adjust_dynamic_symbol): Likewise.
	* elf32-vax.c (elf_vax_adjust_dynamic_symbol): Likewise.
	* elf64-ppc.c (ppc64_elf_adjust_dynamic_symbol): Likewise.
	* elf64-s390.c (elf_s390_adjust_dynamic_symbol): Likewise.
	* elf64-sh64.c (sh64_elf64_adjust_dynamic_symbol): Likewise.
	* elf64-x86-64.c (elf64_x86_64_adjust_dynamic_symbol): Likewise.
	* elfxx-sparc.c (_bfd_sparc_elf_adjust_dynamic_symbol): Likewise.

bfd/ChangeLog

@@ -1,3 +1,24 @@
+2005-08-18  Alan Modra  <amodra@bigpond.net.au>
+
+	* elf-m10300.c (_bfd_mn10300_elf_adjust_dynamic_symbol): Warn on
+	zero size dynamic variables.
+	* elf32-arm.c (elf32_arm_adjust_dynamic_symbol): Likewise.
+	* elf32-cris.c (elf_cris_adjust_dynamic_symbol): Likewise.
+	* elf32-hppa.c (elf32_hppa_adjust_dynamic_symbol): Likewise.
+	* elf32-i370.c (i370_elf_adjust_dynamic_symbol): Likewise.
+	* elf32-i386.c (elf_i386_adjust_dynamic_symbol): Likewise.
+	* elf32-m32r.c (m32r_elf_adjust_dynamic_symbol): Likewise.
+	* elf32-m68k.c (elf_m68k_adjust_dynamic_symbol): Likewise.
+	* elf32-ppc.c (ppc_elf_adjust_dynamic_symbol): Likewise.
+	* elf32-s390.c (elf_s390_adjust_dynamic_symbol): Likewise.
+	* elf32-sh.c (sh_elf_adjust_dynamic_symbol): Likewise.
+	* elf32-vax.c (elf_vax_adjust_dynamic_symbol): Likewise.
+	* elf64-ppc.c (ppc64_elf_adjust_dynamic_symbol): Likewise.
+	* elf64-s390.c (elf_s390_adjust_dynamic_symbol): Likewise.
+	* elf64-sh64.c (sh64_elf64_adjust_dynamic_symbol): Likewise.
+	* elf64-x86-64.c (elf64_x86_64_adjust_dynamic_symbol): Likewise.
+	* elfxx-sparc.c (_bfd_sparc_elf_adjust_dynamic_symbol): Likewise.
+
 2005-08-17  H.J. Lu  <hongjiu.lu@intel.com>
 
 	PR binutils/1179

bfd/elf-m10300.c

@@ -4099,6 +4099,13 @@ _bfd_mn10300_elf_adjust_dynamic_symbol (info, h)
   if (!h->non_got_ref)
     return TRUE;
 
+  if (h->size == 0)
+    {
+      (*_bfd_error_handler) (_("dynamic variable `%s' is zero size"),
+			     h->root.root.string);
+      return TRUE;
+    }
+
   /* We must allocate the symbol in our .dynbss section, which will
      become part of the .bss section of the executable.  There will be
      an entry for this symbol in the .dynsym section.  The dynamic

bfd/elf32-arm.c

@@ -5388,6 +5388,13 @@ elf32_arm_adjust_dynamic_symbol (struct bfd_link_info * info,
   if (info->shared || globals->root.is_relocatable_executable)
     return TRUE;
 
+  if (h->size == 0)
+    {
+      (*_bfd_error_handler) (_("dynamic variable `%s' is zero size"),
+			     h->root.root.string);
+      return TRUE;
+    }
+
   /* We must allocate the symbol in our .dynbss section, which will
      become part of the .bss section of the executable.  There will be
      an entry for this symbol in the .dynsym section.  The dynamic

bfd/elf32-cris.c

@@ -2380,6 +2380,13 @@ elf_cris_adjust_dynamic_symbol (info, h)
   if (!h->non_got_ref)
     return TRUE;
 
+  if (h->size == 0)
+    {
+      (*_bfd_error_handler) (_("dynamic variable `%s' is zero size"),
+			     h->root.root.string);
+      return TRUE;
+    }
+
   /* We must allocate the symbol in our .dynbss section, which will
      become part of the .bss section of the executable.  There will be
      an entry for this symbol in the .dynsym section.  The dynamic

bfd/elf32-hppa.c

@@ -1807,6 +1807,13 @@ elf32_hppa_adjust_dynamic_symbol (struct bfd_link_info *info,
 	}
     }
 
+  if (eh->size == 0)
+    {
+      (*_bfd_error_handler) (_("dynamic variable `%s' is zero size"),
+			     eh->root.root.string);
+      return TRUE;
+    }
+
   /* We must allocate the symbol in our .dynbss section, which will
      become part of the .bss section of the executable.  There will be
      an entry for this symbol in the .dynsym section.  The dynamic

bfd/elf32-i370.c

@@ -486,6 +486,13 @@ i370_elf_adjust_dynamic_symbol (struct bfd_link_info *info,
   if (info->shared)
     return TRUE;
 
+  if (h->size == 0)
+    {
+      (*_bfd_error_handler) (_("dynamic variable `%s' is zero size"),
+			     h->root.root.string);
+      return TRUE;
+    }
+
   /* We must allocate the symbol in our .dynbss section, which will
      become part of the .bss section of the executable.  There will be
      an entry for this symbol in the .dynsym section.  The dynamic

bfd/elf32-i386.c

@@ -1462,6 +1462,13 @@ elf_i386_adjust_dynamic_symbol (struct bfd_link_info *info,
 	}
     }
 
+  if (h->size == 0)
+    {
+      (*_bfd_error_handler) (_("dynamic variable `%s' is zero size"),
+			     h->root.root.string);
+      return TRUE;
+    }
+
   /* We must allocate the symbol in our .dynbss section, which will
      become part of the .bss section of the executable.  There will be
      an entry for this symbol in the .dynsym section.  The dynamic

bfd/elf32-m32r.c

@@ -1911,6 +1911,13 @@ m32r_elf_adjust_dynamic_symbol (struct bfd_link_info *info,
       return TRUE;
     }
 
+  if (h->size == 0)
+    {
+      (*_bfd_error_handler) (_("dynamic variable `%s' is zero size"),
+			     h->root.root.string);
+      return TRUE;
+    }
+
   /* We must allocate the symbol in our .dynbss section, which will
      become part of the .bss section of the executable.  There will be
      an entry for this symbol in the .dynsym section.  The dynamic

bfd/elf32-m68k.c

@@ -1081,6 +1081,13 @@ elf_m68k_adjust_dynamic_symbol (info, h)
   if (info->shared)
     return TRUE;
 
+  if (h->size == 0)
+    {
+      (*_bfd_error_handler) (_("dynamic variable `%s' is zero size"),
+			     h->root.root.string);
+      return TRUE;
+    }
+
   /* We must allocate the symbol in our .dynbss section, which will
      become part of the .bss section of the executable.  There will be
      an entry for this symbol in the .dynsym section.  The dynamic

bfd/elf32-ppc.c

@@ -4147,6 +4147,13 @@ ppc_elf_adjust_dynamic_symbol (struct bfd_link_info *info,
 	}
     }
 
+  if (h->size == 0)
+    {
+      (*_bfd_error_handler) (_("dynamic variable `%s' is zero size"),
+			     h->root.root.string);
+      return TRUE;
+    }
+
   /* We must allocate the symbol in our .dynbss section, which will
      become part of the .bss section of the executable.  There will be
      an entry for this symbol in the .dynsym section.  The dynamic

bfd/elf32-s390.c

@@ -1683,6 +1683,13 @@ elf_s390_adjust_dynamic_symbol (info, h)
 	}
     }
 
+  if (h->size == 0)
+    {
+      (*_bfd_error_handler) (_("dynamic variable `%s' is zero size"),
+			     h->root.root.string);
+      return TRUE;
+    }
+
   /* We must allocate the symbol in our .dynbss section, which will
      become part of the .bss section of the executable.  There will be
      an entry for this symbol in the .dynsym section.  The dynamic

bfd/elf32-sh.c

@@ -3915,6 +3915,13 @@ sh_elf_adjust_dynamic_symbol (struct bfd_link_info *info,
       return TRUE;
     }
 
+  if (h->size == 0)
+    {
+      (*_bfd_error_handler) (_("dynamic variable `%s' is zero size"),
+			     h->root.root.string);
+      return TRUE;
+    }
+
   /* We must allocate the symbol in our .dynbss section, which will
      become part of the .bss section of the executable.  There will be
      an entry for this symbol in the .dynsym section.  The dynamic

bfd/elf32-vax.c

@@ -1054,6 +1054,13 @@ elf_vax_adjust_dynamic_symbol (info, h)
   if (info->shared)
     return TRUE;
 
+  if (h->size == 0)
+    {
+      (*_bfd_error_handler) (_("dynamic variable `%s' is zero size"),
+			     h->root.root.string);
+      return TRUE;
+    }
+
   /* We must allocate the symbol in our .dynbss section, which will
      become part of the .bss section of the executable.  There will be
      an entry for this symbol in the .dynsym section.  The dynamic

bfd/elf64-ppc.c

@@ -5712,6 +5712,13 @@ ppc64_elf_adjust_dynamic_symbol (struct bfd_link_info *info,
   /* This is a reference to a symbol defined by a dynamic object which
      is not a function.  */
 
+  if (h->size == 0)
+    {
+      (*_bfd_error_handler) (_("dynamic variable `%s' is zero size"),
+			     h->root.root.string);
+      return TRUE;
+    }
+
   /* We must allocate the symbol in our .dynbss section, which will
      become part of the .bss section of the executable.  There will be
      an entry for this symbol in the .dynsym section.  The dynamic

bfd/elf64-s390.c

@@ -1655,6 +1655,13 @@ elf_s390_adjust_dynamic_symbol (info, h)
 	}
     }
 
+  if (h->size == 0)
+    {
+      (*_bfd_error_handler) (_("dynamic variable `%s' is zero size"),
+			     h->root.root.string);
+      return TRUE;
+    }
+
   /* We must allocate the symbol in our .dynbss section, which will
      become part of the .bss section of the executable.  There will be
      an entry for this symbol in the .dynsym section.  The dynamic

bfd/elf64-sh64.c

@@ -3434,6 +3434,13 @@ sh64_elf64_adjust_dynamic_symbol (struct bfd_link_info *info,
   if (!h->non_got_ref)
     return TRUE;
 
+  if (h->size == 0)
+    {
+      (*_bfd_error_handler) (_("dynamic variable `%s' is zero size"),
+			     h->root.root.string);
+      return TRUE;
+    }
+
   /* We must allocate the symbol in our .dynbss section, which will
      become part of the .bss section of the executable.  There will be
      an entry for this symbol in the .dynsym section.  The dynamic

bfd/elf64-x86-64.c

@@ -1247,6 +1247,13 @@ elf64_x86_64_adjust_dynamic_symbol (struct bfd_link_info *info,
 	}
     }
 
+  if (h->size == 0)
+    {
+      (*_bfd_error_handler) (_("dynamic variable `%s' is zero size"),
+			     h->root.root.string);
+      return TRUE;
+    }
+
   /* We must allocate the symbol in our .dynbss section, which will
      become part of the .bss section of the executable.	 There will be
      an entry for this symbol in the .dynsym section.  The dynamic

bfd/elfxx-sparc.c

@@ -1716,6 +1716,13 @@ _bfd_sparc_elf_adjust_dynamic_symbol (struct bfd_link_info *info,
       return TRUE;
     }
 
+  if (h->size == 0)
+    {
+      (*_bfd_error_handler) (_("dynamic variable `%s' is zero size"),
+			     h->root.root.string);
+      return TRUE;
+    }
+
   /* We must allocate the symbol in our .dynbss section, which will
      become part of the .bss section of the executable.  There will be
      an entry for this symbol in the .dynsym section.  The dynamic