gdb: remove unused includes
Remove a bunch of includes reported as unused by clangd.
Change-Id: I3f05f98a298036fadf1acce4ddc198405ec056ee
diff --git a/gdb/arch/arc.c b/gdb/arch/arc.c
index efe7111..b7de1da 100644
--- a/gdb/arch/arc.c
+++ b/gdb/arch/arc.c
@@ -17,7 +17,6 @@
#include "arc.h"
-#include <stdlib.h>
#include <unordered_map>
#include <string>
diff --git a/gdb/arch/loongarch.c b/gdb/arch/loongarch.c
index 07c6d4d..25e698d 100644
--- a/gdb/arch/loongarch.c
+++ b/gdb/arch/loongarch.c
@@ -16,7 +16,6 @@
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include "loongarch.h"
-#include <stdlib.h>
#include <unordered_map>
/* Target description features. */
diff --git a/gdb/arch/riscv.c b/gdb/arch/riscv.c
index a6188ea..c698fa2 100644
--- a/gdb/arch/riscv.c
+++ b/gdb/arch/riscv.c
@@ -16,7 +16,6 @@
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include "riscv.h"
-#include <stdlib.h>
#include <unordered_map>
#include "../features/riscv/32bit-cpu.c"
diff --git a/gdb/i386-tdep.c b/gdb/i386-tdep.c
index b50a7c3..f97c98e 100644
--- a/gdb/i386-tdep.c
+++ b/gdb/i386-tdep.c
@@ -60,9 +60,7 @@
#include "stap-probe.h"
#include "user-regs.h"
-#include "cli/cli-utils.h"
#include "expression.h"
-#include "parser-defs.h"
#include <ctype.h>
#include <algorithm>
#include <unordered_set>
diff --git a/gdb/infrun.c b/gdb/infrun.c
index 05bf6ab..9d3e1b7 100644
--- a/gdb/infrun.c
+++ b/gdb/infrun.c
@@ -67,7 +67,6 @@
#include "gdbsupport/scope-exit.h"
#include "gdbsupport/forward-scope-exit.h"
#include "gdbsupport/gdb_select.h"
-#include <unordered_map>
#include "async-event.h"
#include "gdbsupport/selftest.h"
#include "scoped-mock-context.h"
diff --git a/gdb/linux-nat.c b/gdb/linux-nat.c
index 70f77fd..f317927 100644
--- a/gdb/linux-nat.c
+++ b/gdb/linux-nat.c
@@ -51,17 +51,13 @@
#include <pwd.h>
#include <sys/types.h>
#include <dirent.h>
-#include "xml-support.h"
#include <sys/vfs.h>
-#include "solib.h"
#include "nat/linux-osdata.h"
#include "linux-tdep.h"
-#include "symfile.h"
#include "gdbsupport/agent.h"
#include "tracepoint.h"
#include "target-descriptions.h"
#include "gdbsupport/filestuff.h"
-#include "objfiles.h"
#include "nat/linux-namespaces.h"
#include "gdbsupport/block-signals.h"
#include "gdbsupport/fileio.h"
