From 6418f9ae91e2444da0743ea0fb0c81fc07ea86a9 Mon Sep 17 00:00:00 2001
From: LemonBoy <thatlemon@gmail.com>
Date: Mon, 18 Jan 2021 18:02:09 +0100
Subject: [PATCH] std: Add missing cast when calling fcntl w/ constant args

comptime_int arguments are a big no no.
---
 lib/std/os.zig | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/std/os.zig b/lib/std/os.zig
index f133ee4bdf..8c3ea7baa8 100644
--- a/lib/std/os.zig
+++ b/lib/std/os.zig
@@ -3780,7 +3780,7 @@ pub fn pipe2(flags: u32) PipeError![2]fd_t {
     // F_SETFD.
     if (flags & O_CLOEXEC != 0) {
         for (fds) |fd| {
-            switch (errno(system.fcntl(fd, F_SETFD, FD_CLOEXEC))) {
+            switch (errno(system.fcntl(fd, F_SETFD, @as(u32, FD_CLOEXEC)))) {
                 0 => {},
                 EINVAL => unreachable, // Invalid flags
                 EBADF => unreachable, // Always a race condition