[gcc r12-158] Revert "libstdc++: Add workaround for ia32 floating atomics miscompilations [PR100184]"

[Jakub Jelinek]

https://gcc.gnu.org/g:26690993d0a93656b0a20788b5c3439fbd260da2

commit r12-158-g26690993d0a93656b0a20788b5c3439fbd260da2
Author: Jakub Jelinek <jakub@redhat.com>
Date:   Tue Apr 27 15:29:26 2021 +0200

    Revert "libstdc++: Add workaround for ia32 floating atomics miscompilations [PR100184]"
    
    This reverts commit 0f4588141fcbe4e0f1fa12776b47200870f6c621.

Diff:
---
 libstdc++-v3/testsuite/29_atomics/atomic_float/1.cc           | 1 -
 libstdc++-v3/testsuite/29_atomics/atomic_float/wait_notify.cc | 1 -
 2 files changed, 2 deletions(-)

diff --git a/libstdc++-v3/testsuite/29_atomics/atomic_float/1.cc b/libstdc++-v3/testsuite/29_atomics/atomic_float/1.cc
index 797d3b7ecbe..b2008368a95 100644
--- a/libstdc++-v3/testsuite/29_atomics/atomic_float/1.cc
+++ b/libstdc++-v3/testsuite/29_atomics/atomic_float/1.cc
@@ -18,7 +18,6 @@
 // { dg-add-options ieee }
 // { dg-options "-std=gnu++2a" }
 // { dg-do run { target c++2a } }
-// { dg-xfail-run-if "PR100182" { ia32 } }
 
 #include <atomic>
 #include <testsuite_hooks.h>
diff --git a/libstdc++-v3/testsuite/29_atomics/atomic_float/wait_notify.cc b/libstdc++-v3/testsuite/29_atomics/atomic_float/wait_notify.cc
index e0ff34dbf24..01768da290b 100644
--- a/libstdc++-v3/testsuite/29_atomics/atomic_float/wait_notify.cc
+++ b/libstdc++-v3/testsuite/29_atomics/atomic_float/wait_notify.cc
@@ -2,7 +2,6 @@
 // { dg-do run { target c++2a } }
 // { dg-require-gthreads "" }
 // { dg-additional-options "-pthread" { target pthread } }
-// { dg-skip-if "PR100182" { ia32 } }
 // { dg-add-options libatomic }
 
 // Copyright (C) 2020-2021 Free Software Foundation, Inc.