From 9404e9f892eda018634ed35c67c7d92b42f0324d Mon Sep 17 00:00:00 2001
From: bjorn3 <17426603+bjorn3@users.noreply.github.com>
Date: Thu, 25 Jan 2024 11:50:47 +0100
Subject: [PATCH] Mark the sections used by alternative!() as allocated

This prevents the linker from discarding any function which uses the
alternative!() macro which would result in runtime relocation crashing.
---
 src/arch/x86_64/macros.rs | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/arch/x86_64/macros.rs b/src/arch/x86_64/macros.rs
index 936e1a205c..5b165f9001 100644
--- a/src/arch/x86_64/macros.rs
+++ b/src/arch/x86_64/macros.rs
@@ -72,16 +72,16 @@ macro_rules! alternative2(
 macro_rules! alternative_auto(
     ($first_digit:literal, $feature:literal, [$($then:expr),*]) => { concat!(
         ".if ", expand_bool!(cfg!(cpu_feature_auto = $feature)), "
-        .pushsection .altcode.", $feature, "
+        .pushsection .altcode.", $feature, ",\"a\"
         ", $first_digit, "0:
         ", $($then,)* "
         ", $first_digit, "1:
         .popsection
-        .pushsection .altfeatures.", $feature, "
+        .pushsection .altfeatures.", $feature, ",\"a\"
         70: .ascii \"", $feature, "\"
         71:
         .popsection
-        .pushsection .altrelocs.", $feature, "
+        .pushsection .altrelocs.", $feature, ",\"a\"
         .quad 70b
         .quad 71b - 70b
         .quad 40b