Avoid -Wnarrowing warnings in struct tramp_frame instances

This avoids -Wnarrowing warnings in struct tramp_frame instances,
replacing uses of -1 with a new ULONGEST_MAX.  It also redefined
TRAMP_SENTINEL_INSN to avoid the same warning.

gdb/ChangeLog
2018-08-27  Tom Tromey  <tom@tromey.com>

	* tramp-frame.h (TRAMP_SENTINEL_INSN): Redefine.
	* tilegx-linux-tdep.c (tilegx_linux_rt_sigframe): Use
	ULONGEST_MAX.
	* tic6x-linux-tdep.c (tic6x_linux_rt_sigreturn_tramp_frame): Use
	ULONGEST_MAX.
	* sparc64-linux-tdep.c (sparc64_linux_rt_sigframe): Use
	ULONGEST_MAX.
	* sparc-linux-tdep.c (sparc32_linux_sigframe)
	(sparc32_linux_rt_sigframe): Use ULONGEST_MAX.
	* ppc-nbsd-tdep.c (ppcnbsd_sigtramp, ppcnbsd2_sigtramp): Use
	ULONGEST_MAX.
	* ppc-linux-tdep.c (ppc32_linux_sigaction_tramp_frame)
	(ppc64_linux_sigaction_tramp_frame)
	(ppc32_linux_sighandler_tramp_frame)
	(ppc64_linux_sighandler_tramp_frame): Use ULONGEST_MAX.
	* nios2-linux-tdep.c (nios2_r1_linux_rt_sigreturn_tramp_frame)
	(nios2_r2_linux_rt_sigreturn_tramp_frame): Use ULONGEST_MAX.
	* mn10300-linux-tdep.c (am33_linux_sigframe)
	(am33_linux_rt_sigframe): Use ULONGEST_MAX.
	* mips64-obsd-tdep.c (mips64obsd_sigframe): Use ULONGEST_MAX.
	* mips-linux-tdep.c (mips_linux_o32_sigframe)
	(mips_linux_o32_rt_sigframe, mips_linux_n32_rt_sigframe)
	(mips_linux_n64_rt_sigframe, micromips_linux_o32_sigframe)
	(micromips_linux_o32_rt_sigframe, micromips_linux_n32_rt_sigframe)
	(micromips_linux_n64_rt_sigframe): Use ULONGEST_MAX.
	* mips-fbsd-tdep.c (mips_fbsd_sigframe, mipsn32_fbsd_sigframe)
	(mips64_fbsd_sigframe): Use ULONGEST_MAX.
	* microblaze-linux-tdep.c
	(microblaze_linux_sighandler_tramp_frame): Use ULONGEST_MAX.
	* i386-nbsd-tdep.c (i386nbsd_sigtramp_sc16, i386nbsd_sigtramp_sc2)
	(i386nbsd_sigtramp_si2, i386nbsd_sigtramp_si31)
	(i386nbsd_sigtramp_si4): Use ULONGEST_MAX.
	* hppa-nbsd-tdep.c (hppanbsd_sigtramp_si4): Use ULONGEST_MAX.
	* common/common-types.h (ULONGEST_MAX): New define.
	(CORE_ADDR_MAX): Fix formatting.
	* bfin-linux-tdep.c (bfin_linux_sigframe): Use ULONGEST_MAX.
	* arm-obsd-tdep.c (armobsd_sigframe): Use ULONGEST_MAX.
	* arm-linux-tdep.c (arm_linux_sigreturn_tramp_frame)
	(arm_linux_rt_sigreturn_tramp_frame)
	(arm_eabi_linux_sigreturn_tramp_frame)
	(arm_eabi_linux_rt_sigreturn_tramp_frame)
	(thumb2_eabi_linux_sigreturn_tramp_frame)
	(thumb2_eabi_linux_rt_sigreturn_tramp_frame)
	(arm_linux_restart_syscall_tramp_frame)
	(arm_kernel_linux_restart_syscall_tramp_frame): Use ULONGEST_MAX.
	* arm-fbsd-tdep.c (arm_fbsd_sigframe): Use ULONGEST_MAX.
	* aarch64-linux-tdep.c (aarch64_linux_rt_sigframe): Use
	ULONGEST_MAX.
	* aarch64-fbsd-tdep.c (aarch64_fbsd_sigframe): Use ULONGEST_MAX.

1 files changed, 16 insertions, 16 deletions

diff --git a/gdb/arm-linux-tdep.c b/gdb/arm-linux-tdep.c
index 4c5a4bc..78c4c80 100644
--- a/gdb/arm-linux-tdep.c
+++ b/gdb/arm-linux-tdep.c
@@ -385,7 +385,7 @@ static struct tramp_frame arm_linux_sigreturn_tramp_frame = {
   SIGTRAMP_FRAME,
   4,
   {
-    { ARM_LINUX_SIGRETURN_INSTR, -1 },
+    { ARM_LINUX_SIGRETURN_INSTR, ULONGEST_MAX },
     { TRAMP_SENTINEL_INSN }
   },
   arm_linux_sigreturn_init
@@ -395,7 +395,7 @@ static struct tramp_frame arm_linux_rt_sigreturn_tramp_frame = {
   SIGTRAMP_FRAME,
   4,
   {
-    { ARM_LINUX_RT_SIGRETURN_INSTR, -1 },
+    { ARM_LINUX_RT_SIGRETURN_INSTR, ULONGEST_MAX },
     { TRAMP_SENTINEL_INSN }
   },
   arm_linux_rt_sigreturn_init
@@ -405,8 +405,8 @@ static struct tramp_frame arm_eabi_linux_sigreturn_tramp_frame = {
   SIGTRAMP_FRAME,
   4,
   {
-    { ARM_SET_R7_SIGRETURN, -1 },
-    { ARM_EABI_SYSCALL, -1 },
+    { ARM_SET_R7_SIGRETURN, ULONGEST_MAX },
+    { ARM_EABI_SYSCALL, ULONGEST_MAX },
     { TRAMP_SENTINEL_INSN }
   },
   arm_linux_sigreturn_init
@@ -416,8 +416,8 @@ static struct tramp_frame arm_eabi_linux_rt_sigreturn_tramp_frame = {
   SIGTRAMP_FRAME,
   4,
   {
-    { ARM_SET_R7_RT_SIGRETURN, -1 },
-    { ARM_EABI_SYSCALL, -1 },
+    { ARM_SET_R7_RT_SIGRETURN, ULONGEST_MAX },
+    { ARM_EABI_SYSCALL, ULONGEST_MAX },
     { TRAMP_SENTINEL_INSN }
   },
   arm_linux_rt_sigreturn_init
@@ -427,9 +427,9 @@ static struct tramp_frame thumb2_eabi_linux_sigreturn_tramp_frame = {
   SIGTRAMP_FRAME,
   2,
   {
-    { THUMB2_SET_R7_SIGRETURN1, -1 },
-    { THUMB2_SET_R7_SIGRETURN2, -1 },
-    { THUMB2_EABI_SYSCALL, -1 },
+    { THUMB2_SET_R7_SIGRETURN1, ULONGEST_MAX },
+    { THUMB2_SET_R7_SIGRETURN2, ULONGEST_MAX },
+    { THUMB2_EABI_SYSCALL, ULONGEST_MAX },
     { TRAMP_SENTINEL_INSN }
   },
   arm_linux_sigreturn_init
@@ -439,9 +439,9 @@ static struct tramp_frame thumb2_eabi_linux_rt_sigreturn_tramp_frame = {
   SIGTRAMP_FRAME,
   2,
   {
-    { THUMB2_SET_R7_RT_SIGRETURN1, -1 },
-    { THUMB2_SET_R7_RT_SIGRETURN2, -1 },
-    { THUMB2_EABI_SYSCALL, -1 },
+    { THUMB2_SET_R7_RT_SIGRETURN1, ULONGEST_MAX },
+    { THUMB2_SET_R7_RT_SIGRETURN2, ULONGEST_MAX },
+    { THUMB2_EABI_SYSCALL, ULONGEST_MAX },
     { TRAMP_SENTINEL_INSN }
   },
   arm_linux_rt_sigreturn_init
@@ -451,8 +451,8 @@ static struct tramp_frame arm_linux_restart_syscall_tramp_frame = {
   NORMAL_FRAME,
   4,
   {
-    { ARM_OABI_SYSCALL_RESTART_SYSCALL, -1 },
-    { ARM_LDR_PC_SP_12, -1 },
+    { ARM_OABI_SYSCALL_RESTART_SYSCALL, ULONGEST_MAX },
+    { ARM_LDR_PC_SP_12, ULONGEST_MAX },
     { TRAMP_SENTINEL_INSN }
   },
   arm_linux_restart_syscall_init
@@ -462,8 +462,8 @@ static struct tramp_frame arm_kernel_linux_restart_syscall_tramp_frame = {
   NORMAL_FRAME,
   4,
   {
-    { ARM_OABI_SYSCALL_RESTART_SYSCALL, -1 },
-    { ARM_LDR_PC_SP_4, -1 },
+    { ARM_OABI_SYSCALL_RESTART_SYSCALL, ULONGEST_MAX },
+    { ARM_LDR_PC_SP_4, ULONGEST_MAX },
     { TRAMP_SENTINEL_INSN }
   },
   arm_linux_restart_syscall_init