Commit 6fc20b3b09

Andrew Kelley <andrew@ziglang.org>
2023-11-22 23:32:37
std.os.windows: remove volatile from inline asm
This inline assembly has no side effects.
master
1 parent aa31096
Changed files (1)
lib
std
os
windows.zig
lib/std/os/windows.zig
@@ -1927,7 +1927,7 @@ pub fn teb() *TEB {
             if (builtin.zig_backend == .stage2_c) {
                 break :blk @ptrCast(@alignCast(zig_x86_windows_teb()));
             } else {
-                break :blk asm volatile (
+                break :blk asm (
                     \\ movl %%fs:0x18, %[ptr]
                     : [ptr] "=r" (-> *TEB),
                 );
@@ -1937,13 +1937,13 @@ pub fn teb() *TEB {
             if (builtin.zig_backend == .stage2_c) {
                 break :blk @ptrCast(@alignCast(zig_x86_64_windows_teb()));
             } else {
-                break :blk asm volatile (
+                break :blk asm (
                     \\ movq %%gs:0x30, %[ptr]
                     : [ptr] "=r" (-> *TEB),
                 );
             }
         },
-        .aarch64 => asm volatile (
+        .aarch64 => asm (
             \\ mov %[ptr], x18
             : [ptr] "=r" (-> *TEB),
         ),