From 9025f73733211b7748e64ce99368503618fc164c Mon Sep 17 00:00:00 2001
From: Sean Stasiak <sstasiak@gmail.com>
Date: Wed, 26 Mar 2025 19:22:07 -0400
Subject: [PATCH] check result of mmap() call to handle a large base_addr value
 correctly

---
 lib/std/os/linux/tls.zig | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/std/os/linux/tls.zig b/lib/std/os/linux/tls.zig
index 3180b04d2b..fdaac29e5d 100644
--- a/lib/std/os/linux/tls.zig
+++ b/lib/std/os/linux/tls.zig
@@ -516,7 +516,7 @@ pub fn initStatic(phdrs: []elf.Phdr) void {
             -1,
             0,
         );
-        if (@as(isize, @bitCast(begin_addr)) < 0) @trap();
+        if (@call(.always_inline, linux.E.init, .{begin_addr}) != .SUCCESS) @trap();
 
         const area_ptr: [*]align(page_size_min) u8 = @ptrFromInt(begin_addr);