From 7be6983e358782a6dc81901d44418ac66ac067b4 Mon Sep 17 00:00:00 2001
From: David Tolnay <dtolnay@gmail.com>
Date: Sun, 10 Aug 2025 16:30:11 -0700
Subject: [PATCH] Revert "Work around doc build failure due to docs.rs flags
 change"

This reverts commit 13856719454bc02e090f0784c66a45558be0e9b8.
---
 build.rs | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/build.rs b/build.rs
index bced1e0a..e48ef564 100644
--- a/build.rs
+++ b/build.rs
@@ -29,8 +29,7 @@ fn main() {
         println!("cargo:rustc-check-cfg=cfg(wrap_proc_macro)");
     }
 
-    let docs_rs = env::var_os("DOCS_RS").is_some();
-    let semver_exempt = cfg!(procmacro2_semver_exempt) || docs_rs;
+    let semver_exempt = cfg!(procmacro2_semver_exempt);
     if semver_exempt {
         // https://github.com/dtolnay/proc-macro2/issues/147
         println!("cargo:rustc-cfg=procmacro2_semver_exempt");