From: John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>
Date: Sat, 29 May 2021 12:38:46 +0000 (+0000)
Subject: [PATCH] bootstrap: Disable initial-exec TLS model on powerpc
X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=0b7f11d04daf8269df95ae6e0bc57fdf4c3eadcd;p=rustc-mozilla.git

[PATCH] bootstrap: Disable initial-exec TLS model on powerpc

Fixes #81334.

Gbp-Pq: Name u-85807.patch
---

diff --git a/src/bootstrap/builder.rs b/src/bootstrap/builder.rs
index f1a160250..ee6a7a4da 100644
--- a/src/bootstrap/builder.rs
+++ b/src/bootstrap/builder.rs
@@ -1226,7 +1226,7 @@ impl<'a> Builder<'a> {
         // efficient initial-exec TLS model. This doesn't work with `dlopen`,
         // so we can't use it by default in general, but we can use it for tools
         // and our own internal libraries.
-        if !mode.must_support_dlopen() {
+        if !mode.must_support_dlopen() && !target.triple.starts_with("powerpc-") {
             rustflags.arg("-Ztls-model=initial-exec");
         }