* coffcode.h: Added a cast to void when a bfd_set_section_*()

	macro's return value is ignored.
	* elf32-hppa.c: Likewise.
	* elf32-tic6x.c: Likewise.
	* mach-o.c: Likewise.
	* mmo.c: Likewise.
	* opncls.c: Likewise.
	* peicode.h: Likewise.
	* elf32-m32r.c: Check return value of bfd_set_section_*().
	* elfnn-ia64.c: Likewise.
	* elfxx-mips.c: Likewise.
	* vms-alpha.c: Likewise.

13 files changed, 69 insertions, 56 deletions

diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index 883c4a2..40c339f 100644
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,18 @@
+2013-04-17 Luca Pizzamiglio  <luca.pizzamiglio@gmail.com>
+
+	* coffcode.h: Added a cast to void when a bfd_set_section_*()
+	macro's return value is ignored.
+	* elf32-hppa.c: Likewise.
+	* elf32-tic6x.c: Likewise.
+	* mach-o.c: Likewise.
+	* mmo.c: Likewise.
+	* opncls.c: Likewise.
+	* peicode.h: Likewise.
+	* elf32-m32r.c: Check return value of bfd_set_section_*().
+	* elfnn-ia64.c: Likewise.
+	* elfxx-mips.c: Likewise.
+	* vms-alpha.c: Likewise.
+
 2013-04-15  H.J. Lu  <hongjiu.lu@intel.com>
 
 	PR ld/15371
diff --git a/bfd/coffcode.h b/bfd/coffcode.h
index 49c13c3..9d9c992 100644
--- a/bfd/coffcode.h
+++ b/bfd/coffcode.h
@@ -1,7 +1,5 @@
 /* Support for the generic parts of most COFF variants, for BFD.
-   Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
-   2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
-   Free Software Foundation, Inc.
+   Copyright 1990-2013 Free Software Foundation, Inc.
    Written by Cygnus Support.
 
    This file is part of BFD, the Binary File Descriptor library.
@@ -3447,7 +3445,7 @@ coff_compute_section_file_positions (bfd * abfd)
 	 incremented in coff_set_section_contents.  This is right for
 	 SVR3.2.  */
       if (strcmp (current->name, _LIB) == 0)
-	bfd_set_section_vma (abfd, current, 0);
+	(void) bfd_set_section_vma (abfd, current, 0);
 #endif
 
 #ifdef ALIGN_SECTIONS_IN_FILE
diff --git a/bfd/compress.c b/bfd/compress.c
index eb3bc53..46c2bcb 100644
--- a/bfd/compress.c
+++ b/bfd/compress.c
@@ -45,19 +45,20 @@ decompress_contents (bfd_byte *compressed_buffer,
   strm.next_in = (Bytef*) compressed_buffer + 12;
   strm.avail_out = uncompressed_size;
 
+  BFD_ASSERT (Z_OK == 0);
   rc = inflateInit (&strm);
   while (strm.avail_in > 0 && strm.avail_out > 0)
     {
       if (rc != Z_OK)
-	return FALSE;
+	break;
       strm.next_out = ((Bytef*) uncompressed_buffer
                        + (uncompressed_size - strm.avail_out));
       rc = inflate (&strm, Z_FINISH);
       if (rc != Z_STREAM_END)
-	return FALSE;
+	break;
       rc = inflateReset (&strm);
     }
-  rc = inflateEnd (&strm);
+  rc |= inflateEnd (&strm);
   return rc == Z_OK && strm.avail_out == 0;
 }
 #endif
diff --git a/bfd/elf32-hppa.c b/bfd/elf32-hppa.c
index 4ffa3d2..dfffbcb 100644
--- a/bfd/elf32-hppa.c
+++ b/bfd/elf32-hppa.c
@@ -1,7 +1,5 @@
 /* BFD back-end for HP PA-RISC ELF files.
-   Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1999, 2000, 2001,
-   2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012
-   Free Software Foundation, Inc.
+   Copyright 1990-2013 Free Software Foundation, Inc.
 
    Original code by
 	Center for Software Science
@@ -2370,7 +2368,7 @@ elf32_hppa_size_dynamic_sections (bfd *output_bfd ATTRIBUTE_UNUSED,
 	      bfd_size_type mask;
 
 	      if (gotalign > pltalign)
-		bfd_set_section_alignment (dynobj, sec, gotalign);
+		(void) bfd_set_section_alignment (dynobj, sec, gotalign);
 	      mask = ((bfd_size_type) 1 << gotalign) - 1;
 	      sec->size = (sec->size + sizeof (plt_stub) + mask) & ~mask;
 	    }
diff --git a/bfd/elf32-m32r.c b/bfd/elf32-m32r.c
index 789a456..71e8fc7 100644
--- a/bfd/elf32-m32r.c
+++ b/bfd/elf32-m32r.c
@@ -1,6 +1,5 @@
 /* M32R-specific support for 32-bit ELF.
-   Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
-   2006, 2007, 2008, 2009, 2010, 2011, 2012 Free Software Foundation, Inc.
+   Copyright 1996-2013 Free Software Foundation, Inc.
 
    This file is part of BFD, the Binary File Descriptor library.
 
@@ -1390,7 +1389,8 @@ m32r_elf_add_symbol_hook (bfd *abfd,
 						  flags);
 	  if (s == NULL)
 	    return FALSE;
-	  bfd_set_section_alignment (abfd, s, 2);
+	  if (! bfd_set_section_alignment (abfd, s, 2))
+	    return FALSE;
 	}
 
       bh = bfd_link_hash_lookup (info->hash, "_SDA_BASE_",
diff --git a/bfd/elf32-tic6x.c b/bfd/elf32-tic6x.c
index 04ef708..77c6ad1 100644
--- a/bfd/elf32-tic6x.c
+++ b/bfd/elf32-tic6x.c
@@ -1,6 +1,5 @@
 /* 32-bit ELF support for TI C6X
-   Copyright 2010, 2011, 2012
-   Free Software Foundation, Inc.
+   Copyright 2010-2013 Free Software Foundation, Inc.
    Contributed by Joseph Myers <joseph@codesourcery.com>
    		  Bernd Schmidt  <bernds@codesourcery.com>
 
@@ -3038,7 +3037,7 @@ elf32_tic6x_add_symbol_hook (bfd *abfd,
       *secp = bfd_make_section_old_way (abfd, ".scommon");
       (*secp)->flags |= SEC_IS_COMMON;
       *valp = sym->st_size;
-      bfd_set_section_alignment (abfd, *secp, bfd_log2 (sym->st_value));
+      (void) bfd_set_section_alignment (abfd, *secp, bfd_log2 (sym->st_value));
       break;
     }
 
diff --git a/bfd/elfnn-ia64.c b/bfd/elfnn-ia64.c
index 05c2f1b..117b4c8 100644
--- a/bfd/elfnn-ia64.c
+++ b/bfd/elfnn-ia64.c
@@ -1,6 +1,5 @@
 /* IA-64 support for 64-bit ELF
-   Copyright 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007,
-   2008, 2009, 2010, 2011, 2012  Free Software Foundation, Inc.
+   Copyright 1998-2013 Free Software Foundation, Inc.
    Contributed by David Mosberger-Tang <davidm@hpl.hp.com>
 
    This file is part of BFD, the Binary File Descriptor library.
@@ -1546,7 +1545,8 @@ elfNN_ia64_create_dynamic_sections (bfd *abfd,
     bfd_set_section_flags (abfd, ia64_info->root.sgot,
 			   SEC_SMALL_DATA | flags);
     /* The .got section is always aligned at 8 bytes.  */
-    bfd_set_section_alignment (abfd, ia64_info->root.sgot, 3);
+    if (! bfd_set_section_alignment (abfd, ia64_info->root.sgot, 3))
+      return FALSE;
   }
 
   if (!get_pltoff (abfd, info, ia64_info))
@@ -1952,16 +1952,17 @@ get_got (bfd *abfd, struct bfd_link_info *info,
       if (!dynobj)
 	ia64_info->root.dynobj = dynobj = abfd;
       if (!_bfd_elf_create_got_section (dynobj, info))
-	return 0;
+	return NULL;
 
       got = ia64_info->root.sgot;
 
       /* The .got section is always aligned at 8 bytes.  */
       if (!bfd_set_section_alignment (abfd, got, 3))
-	return 0;
+	return NULL;
 
       flags = bfd_get_section_flags (abfd, got);
-      bfd_set_section_flags (abfd, got, SEC_SMALL_DATA | flags);
+      if (! bfd_set_section_flags (abfd, got, SEC_SMALL_DATA | flags))
+	return NULL;
     }
 
   return got;
diff --git a/bfd/elfxx-mips.c b/bfd/elfxx-mips.c
index 317e7b2..fa807713 100644
--- a/bfd/elfxx-mips.c
+++ b/bfd/elfxx-mips.c
@@ -1,7 +1,5 @@
 /* MIPS-specific support for ELF
-   Copyright 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
-   2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013
-   Free Software Foundation, Inc.
+   Copyright 1993-2013 Free Software Foundation, Inc.
 
    Most of the information added by Ian Lance Taylor, Cygnus Support,
    <ian@cygnus.com>.
@@ -7265,20 +7263,24 @@ _bfd_mips_elf_create_dynamic_sections (bfd *abfd, struct bfd_link_info *info)
       /* Change alignments of some sections.  */
       s = bfd_get_linker_section (abfd, ".hash");
       if (s != NULL)
-	bfd_set_section_alignment (abfd, s, MIPS_ELF_LOG_FILE_ALIGN (abfd));
+	(void) bfd_set_section_alignment (abfd, s, MIPS_ELF_LOG_FILE_ALIGN (abfd));
+
       s = bfd_get_linker_section (abfd, ".dynsym");
       if (s != NULL)
-	bfd_set_section_alignment (abfd, s, MIPS_ELF_LOG_FILE_ALIGN (abfd));
+	(void) bfd_set_section_alignment (abfd, s, MIPS_ELF_LOG_FILE_ALIGN (abfd));
+
       s = bfd_get_linker_section (abfd, ".dynstr");
       if (s != NULL)
-	bfd_set_section_alignment (abfd, s, MIPS_ELF_LOG_FILE_ALIGN (abfd));
+	(void) bfd_set_section_alignment (abfd, s, MIPS_ELF_LOG_FILE_ALIGN (abfd));
+
       /* ??? */
       s = bfd_get_section_by_name (abfd, ".reginfo");
       if (s != NULL)
-	bfd_set_section_alignment (abfd, s, MIPS_ELF_LOG_FILE_ALIGN (abfd));
+	(void) bfd_set_section_alignment (abfd, s, MIPS_ELF_LOG_FILE_ALIGN (abfd));
+
       s = bfd_get_linker_section (abfd, ".dynamic");
       if (s != NULL)
-	bfd_set_section_alignment (abfd, s, MIPS_ELF_LOG_FILE_ALIGN (abfd));
+	(void) bfd_set_section_alignment (abfd, s, MIPS_ELF_LOG_FILE_ALIGN (abfd));
     }
 
   if (!info->shared)
@@ -13533,7 +13535,8 @@ _bfd_mips_elf_final_link (bfd *abfd, struct bfd_link_info *info)
 
 /* Structure for saying that BFD machine EXTENSION extends BASE.  */
 
-struct mips_mach_extension {
+struct mips_mach_extension
+{
   unsigned long extension, base;
 };
 
@@ -13541,7 +13544,8 @@ struct mips_mach_extension {
 /* An array describing how BFD machines relate to one another.  The entries
    are ordered topologically with MIPS I extensions listed last.  */
 
-static const struct mips_mach_extension mips_mach_extensions[] = {
+static const struct mips_mach_extension mips_mach_extensions[] =
+{
   /* MIPS64r2 extensions.  */
   { bfd_mach_mips_octeon2, bfd_mach_mips_octeonp },
   { bfd_mach_mips_octeonp, bfd_mach_mips_octeon },
diff --git a/bfd/mach-o.c b/bfd/mach-o.c
index c92b530..e1bbd29 100644
--- a/bfd/mach-o.c
+++ b/bfd/mach-o.c
@@ -1,7 +1,5 @@
 /* Mach-O support for BFD.
-   Copyright 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008,
-   2009, 2010, 2011, 2012
-   Free Software Foundation, Inc.
+   Copyright 1999-2013 Free Software Foundation, Inc.
 
    This file is part of BFD, the Binary File Descriptor library.
 
@@ -2693,7 +2691,7 @@ bfd_mach_o_new_section_hook (bfd *abfd, asection *sec)
 	  s->flags = xlat->macho_sectype | xlat->macho_secattr;
 	  s->align = xlat->sectalign > bfdalign ? xlat->sectalign
 						: bfdalign;
-	  bfd_set_section_alignment (abfd, sec, s->align);
+	  (void) bfd_set_section_alignment (abfd, sec, s->align);
 	  bfd_flags = bfd_get_section_flags (abfd, sec);
 	  if (bfd_flags == SEC_NO_FLAGS)
 	    bfd_set_section_flags (abfd, sec, xlat->bfd_flags);
diff --git a/bfd/mmo.c b/bfd/mmo.c
index e336723..cd7b0fc 100644
--- a/bfd/mmo.c
+++ b/bfd/mmo.c
@@ -1,6 +1,5 @@
 /* BFD back-end for mmo objects (MMIX-specific object-format).
-   Copyright 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2009, 2010, 2011
-   Free Software Foundation, Inc.
+   Copyright 2001-2013 Free Software Foundation, Inc.
    Written by Hans-Peter Nilsson (hp@bitrange.com).
    Infrastructure and other bits originally copied from srec.c and
    binary.c.
@@ -662,8 +661,9 @@ mmo_decide_section (bfd *abfd, bfd_vma vma)
       if (sec == NULL)
 	return NULL;
 
-      if (! sec->user_set_vma)
-	bfd_set_section_vma (abfd, sec, vma);
+      if (! sec->user_set_vma && ! bfd_set_section_vma (abfd, sec, vma))
+	return NULL;
+
       if (! bfd_set_section_flags (abfd, sec,
 				   bfd_get_section_flags (abfd, sec)
 				   | SEC_CODE | SEC_LOAD | SEC_ALLOC))
@@ -676,8 +676,9 @@ mmo_decide_section (bfd *abfd, bfd_vma vma)
       if (sec == NULL)
 	return NULL;
 
-      if (! sec->user_set_vma)
-	bfd_set_section_vma (abfd, sec, vma);
+      if (! sec->user_set_vma && ! bfd_set_section_vma (abfd, sec, vma))
+	return NULL;
+
       if (! bfd_set_section_flags (abfd, sec,
 				   bfd_get_section_flags (abfd, sec)
 				   | SEC_LOAD | SEC_ALLOC))
@@ -692,8 +693,9 @@ mmo_decide_section (bfd *abfd, bfd_vma vma)
   /* If there's still no suitable section, make a new one.  */
   sprintf (sec_name, ".MMIX.sec.%d", abfd->tdata.mmo_data->sec_no++);
   sec = mmo_make_section (abfd, sec_name);
-  if (! sec->user_set_vma)
-    bfd_set_section_vma (abfd, sec, vma);
+
+  if (! sec->user_set_vma && ! bfd_set_section_vma (abfd, sec, vma))
+    return NULL;
 
   if (! bfd_set_section_flags (abfd, sec,
 			       bfd_get_section_flags (abfd, sec)
diff --git a/bfd/opncls.c b/bfd/opncls.c
index 1217cea..3879a65 100644
--- a/bfd/opncls.c
+++ b/bfd/opncls.c
@@ -1,7 +1,5 @@
 /* opncls.c -- open and close a BFD.
-   Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 2000,
-   2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2012, 2013
-   Free Software Foundation, Inc.
+   Copyright 1990-2013 Free Software Foundation, Inc.
 
    Written by Cygnus Support.
 
@@ -255,12 +253,13 @@ bfd_fopen (const char *filename, const char *target, const char *mode, int fd)
       return NULL;
     }
   nbfd->opened_once = TRUE;
+
   /* If we opened the file by name, mark it cacheable; we can close it
      and reopen it later.  However, if a file descriptor was provided,
      then it may have been opened with special flags that make it
      unsafe to close and reopen the file.  */
   if (fd == -1)
-    bfd_set_cacheable (nbfd, TRUE);
+    (void) bfd_set_cacheable (nbfd, TRUE);
 
   return nbfd;
 }
diff --git a/bfd/peicode.h b/bfd/peicode.h
index 66c8198..64ca092 100644
--- a/bfd/peicode.h
+++ b/bfd/peicode.h
@@ -1,7 +1,5 @@
 /* Support for the generic parts of PE/PEI, for BFD.
-   Copyright 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
-   2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012
-   Free Software Foundation, Inc.
+   Copyright 1995-2013 Free Software Foundation, Inc.
    Written by Cygnus Solutions.
 
    This file is part of BFD, the Binary File Descriptor library.
@@ -610,7 +608,7 @@ pe_ILF_make_a_section (pe_ILF_vars * vars,
 
   bfd_set_section_flags (vars->abfd, sec, flags | extra_flags);
 
-  bfd_set_section_alignment (vars->abfd, sec, 2);
+  (void) bfd_set_section_alignment (vars->abfd, sec, 2);
 
   /* Check that we will not run out of space.  */
   BFD_ASSERT (vars->data + size < vars->bim->buffer + vars->bim->size);
diff --git a/bfd/vms-alpha.c b/bfd/vms-alpha.c
index 3383b0f..4edc226 100644
--- a/bfd/vms-alpha.c
+++ b/bfd/vms-alpha.c
@@ -1,6 +1,5 @@
 /* vms.c -- BFD back-end for EVAX (openVMS/Alpha) files.
-   Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
-   2006, 2007, 2008, 2009, 2010, 2011  Free Software Foundation, Inc.
+   Copyright 1996-2013 Free Software Foundation, Inc.
 
    Initial version written by Klaus Kaempf (kkaempf@rmi.de)
    Major rewrite by Adacore.
@@ -9118,7 +9117,8 @@ vms_new_section_hook (bfd * abfd, asection *section)
   vms_debug2 ((1, "vms_new_section_hook (%p, [%d]%s)\n",
                abfd, section->index, section->name));
 
-  bfd_set_section_alignment (abfd, section, 0);
+  if (! bfd_set_section_alignment (abfd, section, 0))
+    return FALSE;
 
   vms_debug2 ((7, "%d: %s\n", section->index, section->name));