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avs_mtk_voice/meta/meta-gplv2/recipes-devtools/elfutils/elfutils-0.148/0001-Fix-fallthrough-warnin...

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init project
2022-05-13 08:02:31 +00:00
From d70d92889c4a8b0781207343a73b1dc4eccdffd3 Mon Sep 17 00:00:00 2001
From: Khem Raj <raj.khem@gmail.com>
Date: Tue, 25 Apr 2017 15:50:55 -0700
Subject: [PATCH 1/2] Fix fallthrough warnings
Upstream-Status: Pending
Signed-off-by: Khem Raj <raj.khem@gmail.com>
---
backends/i386_regs.c | 1 +
backends/i386_retval.c | 1 +
backends/linux-core-note.c | 4 ++--
backends/mips_retval.c | 2 +-
backends/parisc_retval.c | 2 +-
backends/ppc_regs.c | 2 +-
backends/x86_64_regs.c | 1 +
libcpu/i386_disasm.c | 2 +-
libdw/cfi.c | 3 +++
libdw/encoded-value.h | 1 +
libdwfl/dwfl_report_elf.c | 1 +
src/addr2line.c | 1 +
src/elflint.c | 4 +++-
src/objdump.c | 2 +-
14 files changed, 19 insertions(+), 8 deletions(-)
diff --git a/backends/i386_regs.c b/backends/i386_regs.c
index 5cf0d81..11b0bcb 100644
--- a/backends/i386_regs.c
+++ b/backends/i386_regs.c
@@ -89,6 +89,7 @@ i386_register_info (Ebl *ebl __attribute__ ((unused)),
case 5:
case 8:
*type = DW_ATE_address;
+ /* fallthru */
case 0 ... 3:
case 6 ... 7:
name[0] = 'e';
diff --git a/backends/i386_retval.c b/backends/i386_retval.c
index c3bab10..ffbf901 100644
--- a/backends/i386_retval.c
+++ b/backends/i386_retval.c
@@ -137,6 +137,7 @@ i386_return_value_location (Dwarf_Die *functypedie, const Dwarf_Op **locp)
/* Else fall through. */
}
+ /* fallthru */
case DW_TAG_structure_type:
case DW_TAG_class_type:
diff --git a/backends/linux-core-note.c b/backends/linux-core-note.c
index 9d01219..a6cd5ab 100644
--- a/backends/linux-core-note.c
+++ b/backends/linux-core-note.c
@@ -194,8 +194,8 @@ EBLHOOK(core_note) (nhdr, name, regs_offset, nregloc, reglocs, nitems, items)
case sizeof "CORE":
if (memcmp (name, "CORE", nhdr->n_namesz) == 0)
break;
- /* Buggy old Linux kernels didn't terminate "LINUX".
- Fall through. */
+ /* Buggy old Linux kernels didn't terminate "LINUX". */
+ /* fallthru */
case sizeof "LINUX":
if (memcmp (name, "LINUX", nhdr->n_namesz) == 0)
diff --git a/backends/mips_retval.c b/backends/mips_retval.c
index 33f12a7..b25b1b7 100644
--- a/backends/mips_retval.c
+++ b/backends/mips_retval.c
@@ -300,7 +300,7 @@ mips_return_value_location (Dwarf_Die *functypedie, const Dwarf_Op **locp)
/* Else fall through. Shouldn't happen though (at least with gcc) */
}
-
+ /* fallthrough */
case DW_TAG_structure_type:
case DW_TAG_class_type:
case DW_TAG_union_type:
diff --git a/backends/parisc_retval.c b/backends/parisc_retval.c
index 592a702..7aa5b17 100644
--- a/backends/parisc_retval.c
+++ b/backends/parisc_retval.c
@@ -167,7 +167,7 @@ parisc_return_value_location_ (Dwarf_Die *functypedie, const Dwarf_Op **locp, in
/* Else fall through. */
}
-
+ /* fallthru */
case DW_TAG_structure_type:
case DW_TAG_class_type:
case DW_TAG_union_type:
diff --git a/backends/ppc_regs.c b/backends/ppc_regs.c
index 637c25d..8277c54 100644
--- a/backends/ppc_regs.c
+++ b/backends/ppc_regs.c
@@ -137,7 +137,7 @@ ppc_register_info (Ebl *ebl __attribute__ ((unused)),
case 100:
if (*bits == 32)
return stpcpy (name, "mq") + 1 - name;
-
+ /* fallthru */
case 102 ... 107:
name[0] = 's';
name[1] = 'p';
diff --git a/backends/x86_64_regs.c b/backends/x86_64_regs.c
index 8eb0d33..e941cf3 100644
--- a/backends/x86_64_regs.c
+++ b/backends/x86_64_regs.c
@@ -84,6 +84,7 @@ x86_64_register_info (Ebl *ebl __attribute__ ((unused)),
case 6 ... 7:
*type = DW_ATE_address;
+ /* fallthru */
case 0 ... 5:
name[0] = 'r';
name[1] = baseregs[regno][0];
diff --git a/libcpu/i386_disasm.c b/libcpu/i386_disasm.c
index 0eabe0a..84b85d0 100644
--- a/libcpu/i386_disasm.c
+++ b/libcpu/i386_disasm.c
@@ -788,7 +788,7 @@ i386_disasm (const uint8_t **startp, const uint8_t *end, GElf_Addr addr,
++param_start;
break;
}
-
+ /* fallthru */
default:
assert (! "INVALID not handled");
abort ();
diff --git a/libdw/cfi.c b/libdw/cfi.c
index aeb48e6..38b3050 100644
--- a/libdw/cfi.c
+++ b/libdw/cfi.c
@@ -143,6 +143,7 @@ execute_cfi (Dwarf_CFI *cache,
case DW_CFA_advance_loc1:
operand = *program++;
+ /* fallthru */
case DW_CFA_advance_loc + 0 ... DW_CFA_advance_loc + CFI_PRIMARY_MAX:
advance_loc:
loc += operand * cie->code_alignment_factor;
@@ -227,6 +228,7 @@ execute_cfi (Dwarf_CFI *cache,
case DW_CFA_offset_extended:
get_uleb128 (operand, program);
+ cfi_assert (program < end);
case DW_CFA_offset + 0 ... DW_CFA_offset + CFI_PRIMARY_MAX:
get_uleb128 (offset, program);
offset *= cie->data_alignment_factor;
@@ -290,6 +292,7 @@ execute_cfi (Dwarf_CFI *cache,
case DW_CFA_restore_extended:
get_uleb128 (operand, program);
+ /* fallthru */
case DW_CFA_restore + 0 ... DW_CFA_restore + CFI_PRIMARY_MAX:
if (unlikely (abi_cfi) && likely (opcode == DW_CFA_restore))
diff --git a/libdw/encoded-value.h b/libdw/encoded-value.h
index e118a1c..17190c8 100644
--- a/libdw/encoded-value.h
+++ b/libdw/encoded-value.h
@@ -82,6 +82,7 @@ encoded_value_size (const Elf_Data *data, const unsigned char e_ident[],
if (*end++ & 0x80u)
return end - p;
}
+ return 0;
default:
abort ();
diff --git a/libdwfl/dwfl_report_elf.c b/libdwfl/dwfl_report_elf.c
index 062a647..8a30816 100644
--- a/libdwfl/dwfl_report_elf.c
+++ b/libdwfl/dwfl_report_elf.c
@@ -185,6 +185,7 @@ __libdwfl_report_elf (Dwfl *dwfl, const char *name, const char *file_name,
case ET_CORE:
/* An assigned base address is meaningless for these. */
base = 0;
+ /* fallthru */
case ET_DYN:
default:;
diff --git a/src/addr2line.c b/src/addr2line.c
index 48f017b..4a2cc5b 100644
--- a/src/addr2line.c
+++ b/src/addr2line.c
@@ -457,6 +457,7 @@ handle_address (const char *string, Dwfl *dwfl)
case 1:
addr = 0;
j = i;
+ /* fallthru */
case 2:
if (string[j] != '\0')
break;
diff --git a/src/elflint.c b/src/elflint.c
index a25af97..3d75391 100644
--- a/src/elflint.c
+++ b/src/elflint.c
@@ -218,6 +218,7 @@ parse_opt (int key, char *arg __attribute__ ((unused)),
case 'd':
is_debuginfo = true;
+ break;
case ARGP_gnuld:
gnuld = true;
@@ -3735,6 +3736,7 @@ section [%2zu] '%s': merge flag set but entry size is zero\n"),
case SHT_NOBITS:
if (is_debuginfo)
break;
+ /* fallthru */
default:
ERROR (gettext ("\
section [%2zu] '%s' has unexpected type %d for an executable section\n"),
@@ -4036,7 +4038,7 @@ section [%2d] '%s': unknown core file note type %" PRIu32
if (nhdr.n_namesz == sizeof "Linux"
&& !memcmp (data->d_buf + name_offset, "Linux", sizeof "Linux"))
break;
-
+ /* fallthru */
default:
if (shndx == 0)
ERROR (gettext ("\
diff --git a/src/objdump.c b/src/objdump.c
index 1234c79..8c39a5b 100644
--- a/src/objdump.c
+++ b/src/objdump.c
@@ -238,7 +238,7 @@ parse_opt (int key, char *arg,
program_invocation_short_name);
exit (EXIT_FAILURE);
}
-
+ /* fallthru */
default:
return ARGP_ERR_UNKNOWN;
}
--
2.12.2