Don't specify clobbers in restore_rt

Per @alexrp, this is unnecessary in naked functions.

lib/std/os/linux/aarch64.zig

@@ -141,12 +141,12 @@ pub fn restore_rt() callconv(.naked) noreturn {
             \\ svc #0
             :
             : [number] "i" (@intFromEnum(SYS.rt_sigreturn)),
-            : .{ .memory = true }),
+        ),
         else => asm volatile (
             \\ svc #0
             :
             : [number] "{x8}" (@intFromEnum(SYS.rt_sigreturn)),
-            : .{ .memory = true }),
+        ),
     }
 }
 

lib/std/os/linux/arm.zig

@@ -150,12 +150,12 @@ pub fn restore_rt() callconv(.naked) noreturn {
             \\ svc #0
             :
             : [number] "I" (@intFromEnum(SYS.rt_sigreturn)),
-            : .{ .memory = true }),
+        ),
         else => asm volatile (
             \\ svc #0
             :
             : [number] "{r7}" (@intFromEnum(SYS.rt_sigreturn)),
-            : .{ .memory = true }),
+        ),
     }
 }
 

lib/std/os/linux/hexagon.zig

@@ -135,7 +135,7 @@ pub fn restore_rt() callconv(.naked) noreturn {
         \\ trap0(#0)
         :
         : [number] "{r6}" (@intFromEnum(SYS.rt_sigreturn)),
-        : .{ .memory = true });
+    );
 }
 
 pub const F = struct {

lib/std/os/linux/loongarch64.zig

@@ -143,7 +143,7 @@ pub fn restore_rt() callconv(.naked) noreturn {
         \\ syscall 0
         :
         : [number] "r" (@intFromEnum(SYS.rt_sigreturn)),
-        : .{ .r12 = true, .r13 = true, .r14 = true, .r15 = true, .r16 = true, .r17 = true, .r18 = true, .r19 = true, .r20 = true, .memory = true });
+    );
 }
 
 pub const msghdr = extern struct {

lib/std/os/linux/m68k.zig

@@ -148,7 +148,7 @@ pub fn restore_rt() callconv(.naked) noreturn {
     asm volatile ("trap #0"
         :
         : [number] "{d0}" (@intFromEnum(SYS.rt_sigreturn)),
-        : .{ .memory = true });
+    );
 }
 
 pub const F = struct {

lib/std/os/linux/mips.zig

@@ -254,7 +254,7 @@ pub fn restore_rt() callconv(.naked) noreturn {
         \\ syscall
         :
         : [number] "{$2}" (@intFromEnum(SYS.rt_sigreturn)),
-        : .{ .r1 = true, .r3 = true, .r4 = true, .r5 = true, .r6 = true, .r7 = true, .r8 = true, .r9 = true, .r10 = true, .r11 = true, .r12 = true, .r13 = true, .r14 = true, .r15 = true, .r24 = true, .r25 = true, .hi = true, .lo = true, .memory = true });
+    );
 }
 
 pub const F = struct {

lib/std/os/linux/mips64.zig

@@ -233,7 +233,7 @@ pub fn restore_rt() callconv(.naked) noreturn {
         \\ syscall
         :
         : [number] "{$2}" (@intFromEnum(SYS.rt_sigreturn)),
-        : .{ .r1 = true, .r3 = true, .r4 = true, .r5 = true, .r6 = true, .r7 = true, .r8 = true, .r9 = true, .r10 = true, .r11 = true, .r12 = true, .r13 = true, .r14 = true, .r15 = true, .r24 = true, .r25 = true, .hi = true, .lo = true, .memory = true });
+    );
 }
 
 pub const F = struct {

lib/std/os/linux/powerpc.zig

@@ -253,12 +253,12 @@ pub fn restore_rt() callconv(.naked) noreturn {
             \\ sc
             :
             : [number] "i" (@intFromEnum(SYS.rt_sigreturn)),
-            : .{ .memory = true, .cr0 = true, .r4 = true, .r5 = true, .r6 = true, .r7 = true, .r8 = true, .r9 = true, .r10 = true, .r11 = true, .r12 = true }),
+        ),
         else => _ = asm volatile (
             \\ sc
             :
             : [number] "{r0}" (@intFromEnum(SYS.rt_sigreturn)),
-            : .{ .memory = true, .cr0 = true, .r4 = true, .r5 = true, .r6 = true, .r7 = true, .r8 = true, .r9 = true, .r10 = true, .r11 = true, .r12 = true }),
+        ),
     }
 }
 

lib/std/os/linux/powerpc64.zig

@@ -238,12 +238,12 @@ pub fn restore_rt() callconv(.naked) noreturn {
             \\ sc
             :
             : [number] "i" (@intFromEnum(SYS.rt_sigreturn)),
-            : .{ .memory = true, .cr0 = true, .r4 = true, .r5 = true, .r6 = true, .r7 = true, .r8 = true, .r9 = true, .r10 = true, .r11 = true, .r12 = true }),
+        ),
         else => _ = asm volatile (
             \\ sc
             :
             : [number] "{r0}" (@intFromEnum(SYS.rt_sigreturn)),
-            : .{ .memory = true, .cr0 = true, .r4 = true, .r5 = true, .r6 = true, .r7 = true, .r8 = true, .r9 = true, .r10 = true, .r11 = true, .r12 = true }),
+        ),
     }
 }
 

lib/std/os/linux/riscv32.zig

@@ -142,7 +142,7 @@ pub fn restore_rt() callconv(.naked) noreturn {
         \\ ecall
         :
         : [number] "{x17}" (@intFromEnum(SYS.rt_sigreturn)),
-        : .{ .memory = true });
+    );
 }
 
 pub const F = struct {

lib/std/os/linux/riscv64.zig

@@ -142,7 +142,7 @@ pub fn restore_rt() callconv(.naked) noreturn {
         \\ ecall
         :
         : [number] "{x17}" (@intFromEnum(SYS.rt_sigreturn)),
-        : .{ .memory = true });
+    );
 }
 
 pub const F = struct {

lib/std/os/linux/s390x.zig

@@ -154,7 +154,7 @@ pub fn restore_rt() callconv(.naked) noreturn {
         \\svc 0
         :
         : [number] "{r1}" (@intFromEnum(SYS.rt_sigreturn)),
-        : .{ .memory = true });
+    );
 }
 
 pub const F = struct {

lib/std/os/linux/thumb.zig

@@ -151,5 +151,5 @@ pub fn restore_rt() callconv(.naked) noreturn {
         \\ svc #0
         :
         : [number] "I" (@intFromEnum(SYS.rt_sigreturn)),
-        : .{ .memory = true });
+    );
 }

lib/std/os/linux/x86.zig

@@ -187,12 +187,12 @@ pub fn restore_rt() callconv(.naked) noreturn {
             \\ int $0x80
             :
             : [number] "i" (@intFromEnum(SYS.rt_sigreturn)),
-            : .{ .memory = true }),
+        ),
         else => asm volatile (
             \\ int $0x80
             :
             : [number] "{eax}" (@intFromEnum(SYS.rt_sigreturn)),
-            : .{ .memory = true }),
+        ),
     }
 }
 

lib/std/os/linux/x86_64.zig

@@ -137,12 +137,12 @@ pub fn restore_rt() callconv(.naked) noreturn {
             \\ syscall
             :
             : [number] "i" (@intFromEnum(SYS.rt_sigreturn)),
-            : .{ .rcx = true, .r11 = true, .memory = true }),
+        ),
         else => asm volatile (
             \\ syscall
             :
             : [number] "{rax}" (@intFromEnum(SYS.rt_sigreturn)),
-            : .{ .rcx = true, .r11 = true, .memory = true }),
+        ),
     }
 }