nixpkgs/pkgs/development/compilers/gcc/libgomp-dont-force-initial-exec.patch

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From 01c433f4788441c0963005b9d3fad5b2865e6651 Mon Sep 17 00:00:00 2001
From: Will Dietz <w@wdtz.org>
Date: Mon, 24 Sep 2018 19:57:50 -0500
Subject: [PATCH] libgomp/configure.tgt: don't force initial-exec tls-model
---
libgomp/configure.tgt | 17 -----------------
1 file changed, 17 deletions(-)
diff --git a/libgomp/configure.tgt b/libgomp/configure.tgt
index 74d95a570c7..b608c55f0c1 100644
--- a/libgomp/configure.tgt
+++ b/libgomp/configure.tgt
@@ -10,23 +10,6 @@
# XCFLAGS Add extra compile flags to use.
# XLDFLAGS Add extra link flags to use.
-# Optimize TLS usage by avoiding the overhead of dynamic allocation.
-if test $gcc_cv_have_tls = yes ; then
- case "${target}" in
-
- *-*-k*bsd*-gnu*)
- ;;
-
- *-*-linux* | *-*-gnu*)
- XCFLAGS="${XCFLAGS} -ftls-model=initial-exec"
- ;;
-
- *-*-rtems*)
- XCFLAGS="${XCFLAGS} -ftls-model=local-exec"
- ;;
- esac
-fi
-
# Since we require POSIX threads, assume a POSIX system by default.
config_path="posix"
--
2.19.0