-Wimplicit-fallthrough warning fixes

Comment changes.

bfd/
	* coff-h8300.c: Spell fall through comments consistently.
	* coffgen.c: Likewise.
	* elf32-hppa.c: Likewise.
	* elf32-ppc.c: Likewise.
	* elf32-score.c: Likewise.
	* elf32-score7.c: Likewise.
	* elf64-ppc.c: Likewise.
	* elfxx-aarch64.c: Likewise.
	* elfxx-mips.c: Likewise.
	* cpu-ns32k.c: Add missing fall through comments.
	* elf-m10300.c: Likewise.
	* elf32-arm.c: Likewise.
	* elf32-avr.c: Likewise.
	* elf32-bfin.c: Likewise.
	* elf32-frv.c: Likewise.
	* elf32-i386.c: Likewise.
	* elf32-microblaze.c: Likewise.
	* elf32-nds32.c: Likewise.
	* elf32-ppc.c: Likewise.
	* elf32-rl78.c: Likewise.
	* elf32-rx.c: Likewise.
	* elf32-s390.c: Likewise.
	* elf32-sh.c: Likewise.
	* elf32-tic6x.c: Likewise.
	* elf64-ia64-vms.c: Likewise.
	* elf64-ppc.c: Likewise.
	* elf64-s390.c: Likewise.
	* elf64-x86-64.c: Likewise.
	* elflink.c: Likewise.
	* elfnn-aarch64.c: Likewise.
	* elfnn-ia64.c: Likewise.
	* ieee.c: Likewise.
	* oasys.c: Likewise.
	* pdp11.c: Likewise.
	* srec.c: Likewise.
	* versados.c: Likewise.
opcodes/
	* aarch64-opc.c: Spell fall through comments consistently.
	* i386-dis.c: Likewise.
	* aarch64-dis.c: Add missing fall through comments.
	* aarch64-opc.c: Likewise.
	* arc-dis.c: Likewise.
	* arm-dis.c: Likewise.
	* i386-dis.c: Likewise.
	* m68k-dis.c: Likewise.
	* mep-asm.c: Likewise.
	* ns32k-dis.c: Likewise.
	* sh-dis.c: Likewise.
	* tic4x-dis.c: Likewise.
	* tic6x-dis.c: Likewise.
	* vax-dis.c: Likewise.
binutils/
	* dlltool.c: Spell fall through comments consistently.
	* objcopy.c: Likewise.
	* readelf.c: Likewise.
	* dwarf.c: Add missing fall through comments.
	* elfcomm.c: Likewise.
	* sysinfo.y: Likewise.
	* readelf.c: Likewise.  Also remove extraneous comments.
gas/
	* app.c: Add missing fall through comments.
	* dw2gencfi.c: Likewise.
	* expr.c: Likewise.
	* config/tc-alpha.c: Likewise.
	* config/tc-arc.c: Likewise.
	* config/tc-arm.c: Likewise.
	* config/tc-cr16.c: Likewise.
	* config/tc-crx.c: Likewise.
	* config/tc-dlx.c: Likewise.
	* config/tc-h8300.c: Likewise.
	* config/tc-hppa.c: Likewise.
	* config/tc-i370.c: Likewise.
	* config/tc-i386.c: Likewise.
	* config/tc-i960.c: Likewise.
	* config/tc-ia64.c: Likewise.
	* config/tc-m68hc11.c: Likewise.
	* config/tc-m68k.c: Likewise.
	* config/tc-mep.c: Likewise.
	* config/tc-metag.c: Likewise.
	* config/tc-microblaze.c: Likewise.
	* config/tc-mips.c: Likewise.
	* config/tc-ns32k.c: Likewise.
	* config/tc-rx.c: Likewise.
	* config/tc-score.c: Likewise.
	* config/tc-score7.c: Likewise.
	* config/tc-sh.c: Likewise.
	* config/tc-tic4x.c: Likewise.
	* config/tc-vax.c: Likewise.
	* config/tc-xstormy16.c: Likewise.
	* config/tc-z80.c: Likewise.
	* config/tc-z8k.c: Likewise.
	* config/obj-elf.c: Likewise.
	* config/tc-i386.c: Likewise.
	* depend.c: Spell fall through comments consistently.
	* config/tc-arm.c: Likewise.
	* config/tc-d10v.c: Likewise.
	* config/tc-i960.c: Likewise.
	* config/tc-ia64.c: Likewise.
	* config/tc-m68k.c: Likewise.
	* config/tc-mcore.c: Likewise.
	* config/tc-mep.c: Likewise.
	* config/tc-ns32k.c: Likewise.
	* config/tc-visium.c: Likewise.
	* config/tc-xstormy16.c: Likewise.
	* config/tc-z8k.c: Likewise.
gprof/
	* gprof.c: Add missing fall through comments.
ld/
	* lexsup.c: Spell fall through comments consistently and add
	missing fall through comments.

1 files changed, 9 insertions, 8 deletions

diff --git a/bfd/elf32-ppc.c b/bfd/elf32-ppc.c
index f631b27..627bff5 100644
--- a/bfd/elf32-ppc.c
+++ b/bfd/elf32-ppc.c
@@ -4160,7 +4160,7 @@ ppc_elf_check_relocs (bfd *abfd,
 	  tls_type = TLS_TLS | TLS_DTPREL;
 	dogottls:
 	  sec->has_tls_reloc = 1;
-	  /* Fall thru */
+	  /* Fall through.  */
 
 	  /* GOT16 relocations */
 	case R_PPC_GOT16:
@@ -4232,7 +4232,7 @@ ppc_elf_check_relocs (bfd *abfd,
 
 	case R_PPC_SDAREL16:
 	  htab->sdata[0].sym->ref_regular = 1;
-	  /* Fall thru */
+	  /* Fall through.  */
 
 	case R_PPC_VLE_SDAREL_LO16A:
 	case R_PPC_VLE_SDAREL_LO16D:
@@ -5167,7 +5167,7 @@ ppc_elf_gc_sweep_hook (bfd *abfd,
 	case R_PPC_REL32:
 	  if (h == NULL || h == htab->elf.hgot)
 	    break;
-	  /* Fall thru */
+	  /* Fall through.  */
 
 	case R_PPC_ADDR32:
 	case R_PPC_ADDR24:
@@ -5182,6 +5182,7 @@ ppc_elf_gc_sweep_hook (bfd *abfd,
 	case R_PPC_UADDR16:
 	  if (bfd_link_pic (info))
 	    break;
+	  /* Fall through.  */
 
 	case R_PPC_PLT32:
 	case R_PPC_PLTREL24:
@@ -5409,7 +5410,7 @@ ppc_elf_tls_optimize (bfd *obfd ATTRIBUTE_UNUSED,
 		    case R_PPC_GOT_TLSLD16:
 		    case R_PPC_GOT_TLSLD16_LO:
 		      expecting_tls_get_addr = 1;
-		      /* Fall thru */
+		      /* Fall through.  */
 
 		    case R_PPC_GOT_TLSLD16_HI:
 		    case R_PPC_GOT_TLSLD16_HA:
@@ -5427,7 +5428,7 @@ ppc_elf_tls_optimize (bfd *obfd ATTRIBUTE_UNUSED,
 		    case R_PPC_GOT_TLSGD16:
 		    case R_PPC_GOT_TLSGD16_LO:
 		      expecting_tls_get_addr = 1;
-		      /* Fall thru */
+		      /* Fall through.  */
 
 		    case R_PPC_GOT_TLSGD16_HI:
 		    case R_PPC_GOT_TLSGD16_HA:
@@ -8154,7 +8155,7 @@ ppc_elf_relocate_section (bfd *output_bfd,
 	case R_PPC_ADDR14_BRTAKEN:
 	case R_PPC_REL14_BRTAKEN:
 	  branch_bit = BRANCH_PREDICT_BIT;
-	  /* Fall thru */
+	  /* Fall through.  */
 
 	  /* Branch not taken prediction relocations.  */
 	case R_PPC_ADDR14_BRNTAKEN:
@@ -8978,7 +8979,7 @@ ppc_elf_relocate_section (bfd *output_bfd,
 			      + htab->plt->output_offset
 			      + ent->plt.offset);
 	    }
-	  /* Fall thru */
+	  /* Fall through.  */
 
 	case R_PPC_RELAX:
 	  {
@@ -9480,7 +9481,7 @@ ppc_elf_relocate_section (bfd *output_bfd,
 	     alone (it will be set to zero elsewhere in the link).  */
 	  if (sec == NULL)
 	    break;
-	  /* Fall thru */
+	  /* Fall through.  */
 
 	case R_PPC_PLT16_HA:
 	case R_PPC_GOT16_HA: