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

   1 From 01c433f4788441c0963005b9d3fad5b2865e6651 Mon Sep 17 00:00:00 2001
   2 From: Will Dietz <w@wdtz.org>
   3 Date: Mon, 24 Sep 2018 19:57:50 -0500
   4 Subject: [PATCH] libgomp/configure.tgt: don't force initial-exec tls-model
   5
   6 ---
   7  libgomp/configure.tgt | 17 -----------------
   8  1 file changed, 17 deletions(-)
   9
  10 diff --git a/libgomp/configure.tgt b/libgomp/configure.tgt
  11 index 74d95a570c7..b608c55f0c1 100644
  12 --- a/libgomp/configure.tgt
  13 +++ b/libgomp/configure.tgt
  14 @@ -10,23 +10,6 @@
  15  #  XCFLAGS             Add extra compile flags to use.
  16  #  XLDFLAGS            Add extra link flags to use.
  17
  18 -# Optimize TLS usage by avoiding the overhead of dynamic allocation.
  19 -if test $gcc_cv_have_tls = yes ; then
  20 -  case "${target}" in
  21 -
  22 -    *-*-k*bsd*-gnu*)
  23 -       ;;
  24 -
  25 -    *-*-linux* | *-*-gnu*)
  26 -       XCFLAGS="${XCFLAGS} -ftls-model=initial-exec"
  27 -       ;;
  28 -
  29 -    *-*-rtems*)
  30 -       XCFLAGS="${XCFLAGS} -ftls-model=local-exec"
  31 -       ;;
  32 -  esac
  33 -fi
  34 -
  35  # Since we require POSIX threads, assume a POSIX system by default.
  36  config_path="posix"
  37
  38 --
  39 2.19.0
  40