[binutils-gdb] Use gdb::checked_static_cast for code_breakpoint

[Tom Tromey]

https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=6a9196a65f1e98627eeb91af7862153fe7fc3232

commit 6a9196a65f1e98627eeb91af7862153fe7fc3232
Author: Tom Tromey <tromey@adacore.com>
Date:   Fri Sep 15 12:19:57 2023 -0600

    Use gdb::checked_static_cast for code_breakpoint
    
    This replaces some casts to 'code_breakpoint *' with
    checked_static_cast.
    
    Approved-By: Simon Marchi <simon.marchi@efficios.com>

Diff:
---
 gdb/breakpoint.c | 6 ++++--
 gdb/elfread.c    | 2 +-
 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/gdb/breakpoint.c b/gdb/breakpoint.c
index a22f1258a00..d807ae3c9b5 100644
--- a/gdb/breakpoint.c
+++ b/gdb/breakpoint.c
@@ -6170,10 +6170,12 @@ bpstat_run_callbacks (bpstat *bs_head)
 	  handle_jit_event (bs->bp_location_at->address);
 	  break;
 	case bp_gnu_ifunc_resolver:
-	  gnu_ifunc_resolver_stop ((code_breakpoint *) b);
+	  gnu_ifunc_resolver_stop
+	    (gdb::checked_static_cast<code_breakpoint *> (b));
 	  break;
 	case bp_gnu_ifunc_resolver_return:
-	  gnu_ifunc_resolver_return_stop ((code_breakpoint *) b);
+	  gnu_ifunc_resolver_return_stop
+	    (gdb::checked_static_cast<code_breakpoint *> (b));
 	  break;
 	}
     }
diff --git a/gdb/elfread.c b/gdb/elfread.c
index 55e3e47ceca..8704b52f35b 100644
--- a/gdb/elfread.c
+++ b/gdb/elfread.c
@@ -1033,7 +1033,7 @@ elf_gnu_ifunc_resolver_return_stop (code_breakpoint *b)
 			    "gnu-indirect-function breakpoint type %d"),
 			  (int) b->type);
 	}
-      b = (code_breakpoint *) b_next;
+      b = gdb::checked_static_cast<code_breakpoint *> (b_next);
     }
   gdb_assert (b->type == bp_gnu_ifunc_resolver);
   gdb_assert (b->has_single_location ());