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authorJoseph Myers <joseph@codesourcery.com>2019-02-26 02:09:18 +0000
committerJoseph Myers <joseph@codesourcery.com>2019-02-26 02:09:18 +0000
commite0cb7b6131ee5f2dca2938069b8b9590304e6f6b (patch)
treecd451044e2bbc120225db29347b134ff1f3bbe30 /sysdeps/i386
parentBreak more lines before not after operators. (diff)
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Add and move fall-through comments in system-specific code.
This patch fixes -Wimplicit-fallthrough warnings in system-specific code that show up building glibc with -Wextra, by adding fall-through comments, or moving existing such comments to the place required for them to work (immediately before the case label being fallen through). Tested with build-many-glibcs.py. * sysdeps/i386/dl-machine.h (elf_machine_rela): Add fall-through comments. * sysdeps/m68k/m680x0/fpu/s_cexp_template.c (s(__cexp)): Likewise. * sysdeps/m68k/memcopy.h (WORD_COPY_FWD): Likewise. (WORD_COPY_BWD): Likewise. * sysdeps/mach/hurd/ioctl.c (__ioctl): Likewise. * sysdeps/powerpc/powerpc64/dl-machine.h (elf_machine_rela): Likewise. * sysdeps/s390/iso-8859-1_cp037_z900.c (TR_LOOP): Likewise. * sysdeps/mips/dl-machine.h (elf_machine_reloc): Move fall-through comment. * sysdeps/mips/dl-trampoline.c (__dl_runtime_resolve): Likewise.
Diffstat (limited to 'sysdeps/i386')
-rw-r--r--sysdeps/i386/dl-machine.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/sysdeps/i386/dl-machine.h b/sysdeps/i386/dl-machine.h
index 13cb03a7ab..1566d1282a 100644
--- a/sysdeps/i386/dl-machine.h
+++ b/sysdeps/i386/dl-machine.h
@@ -522,6 +522,7 @@ elf_machine_rela (struct link_map *map, const Elf32_Rela *reloc,
case R_386_SIZE32:
/* Set to symbol size plus addend. */
value = sym->st_size;
+ /* Fall through. */
case R_386_GLOB_DAT:
case R_386_JMP_SLOT:
case R_386_32: