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authorTom Tromey <tom@tromey.com>2016-09-27 11:28:18 -0600
committerTom Tromey <tom@tromey.com>2018-05-04 22:04:46 -0600
commit565e0edacc48c86adfb12515ed6911c08c1f64d9 (patch)
tree6c3259b9f9037b2dfda5f38905c87c2358cc57d5 /gdb
parent621846f4e258167be2147894e013c85e42de1447 (diff)
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Fix "obvious" fall-through warnings
This patch fixes the subset of -Wimplicit-fallthrough warnings that I considered obvious. In most cases it was obvious from context that falling through was desired; here I added the appropriate comment. In a couple of cases it seemed clear that a "break" was missing. ChangeLog 2018-05-04 Tom Tromey <tom@tromey.com> * riscv-tdep.c (riscv_isa_xlen): Add fall-through comment. * utils.c (can_dump_core) <LIMIT_CUR>: Add fall-through comment. * eval.c (fetch_subexp_value) <MEMORY_ERROR>: Add fall-through comment. * d-valprint.c (d_val_print) <TYPE_CODE_STRUCT>: Add fall-through comment. * coffread.c (coff_symtab_read) <C_LABEL>: Add fall-through comment.
Diffstat (limited to 'gdb')
-rw-r--r--gdb/ChangeLog11
-rw-r--r--gdb/coffread.c1
-rw-r--r--gdb/d-valprint.c1
-rw-r--r--gdb/eval.c1
-rw-r--r--gdb/riscv-tdep.c1
-rw-r--r--gdb/utils.c1
6 files changed, 16 insertions, 0 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index d627749..4bdd444 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,5 +1,16 @@
2018-05-04 Tom Tromey <tom@tromey.com>
+ * riscv-tdep.c (riscv_isa_xlen): Add fall-through comment.
+ * utils.c (can_dump_core) <LIMIT_CUR>: Add fall-through comment.
+ * eval.c (fetch_subexp_value) <MEMORY_ERROR>: Add fall-through
+ comment.
+ * d-valprint.c (d_val_print) <TYPE_CODE_STRUCT>: Add fall-through
+ comment.
+ * coffread.c (coff_symtab_read) <C_LABEL>: Add fall-through
+ comment.
+
+2018-05-04 Tom Tromey <tom@tromey.com>
+
* dwarf2loc.c (unimplemented): Add ATTRIBUTE_NORETURN.
2018-05-04 Tom Tromey <tom@tromey.com>
diff --git a/gdb/coffread.c b/gdb/coffread.c
index 192d38c..f24ec07 100644
--- a/gdb/coffread.c
+++ b/gdb/coffread.c
@@ -928,6 +928,7 @@ coff_symtab_read (minimal_symbol_reader &reader,
backtraces, so filter them out (from phdm@macqel.be). */
if (within_function)
break;
+ /* Fall through. */
case C_STAT:
case C_THUMBLABEL:
case C_THUMBSTAT:
diff --git a/gdb/d-valprint.c b/gdb/d-valprint.c
index e2d8431..579d3c8 100644
--- a/gdb/d-valprint.c
+++ b/gdb/d-valprint.c
@@ -88,6 +88,7 @@ d_val_print (struct type *type, int embedded_offset,
stream, recurse, val, options);
if (ret == 0)
break;
+ /* Fall through. */
default:
c_val_print (type, embedded_offset, address, stream,
recurse, val, options);
diff --git a/gdb/eval.c b/gdb/eval.c
index 806a702..5bd6e2c 100644
--- a/gdb/eval.c
+++ b/gdb/eval.c
@@ -215,6 +215,7 @@ fetch_subexp_value (struct expression *exp, int *pc, struct value **valp,
case MEMORY_ERROR:
if (!preserve_errors)
break;
+ /* Fall through. */
default:
throw_exception (ex);
break;
diff --git a/gdb/riscv-tdep.c b/gdb/riscv-tdep.c
index 149e5e3..9fa458b 100644
--- a/gdb/riscv-tdep.c
+++ b/gdb/riscv-tdep.c
@@ -369,6 +369,7 @@ riscv_isa_xlen (struct gdbarch *gdbarch)
{
default:
warning (_("unknown xlen size, assuming 4 bytes"));
+ /* Fall through. */
case 1:
return 4;
case 2:
diff --git a/gdb/utils.c b/gdb/utils.c
index e274f02..63929b2 100644
--- a/gdb/utils.c
+++ b/gdb/utils.c
@@ -275,6 +275,7 @@ can_dump_core (enum resource_limit_kind limit_kind)
case LIMIT_CUR:
if (rlim.rlim_cur == 0)
return 0;
+ /* Fall through. */
case LIMIT_MAX:
if (rlim.rlim_max == 0)