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From: "marxin at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug target/97981] [11 regression] 32-bit x86
 'gcc.dg/atomic/c11-atomic-exec-1.c' execution test since
 r11-5188-g32934a4f45a72144
Date: Fri, 04 Dec 2020 13:58:51 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D97981

--- Comment #3 from Martin Li=C5=A1ka <marxin at gcc dot gnu.org> ---
The revision causes the following diff in GENERIC:

@@ -10,8 +10,8 @@
     static atomic volatile double a;
     static atomic volatile double b =3D 0.0;
   # DEBUG BEGIN STMT;
-  if (TARGET_EXPR <D.1886, TARGET_EXPR <D.1885, (void) (D.1885 =3D
VIEW_CONVERT_EXPR<double>(__atomic_load_8 ((const volatile void *) &b, 5)))=
>>;
-  __atomic_store_8 ((volatile void *) &a, VIEW_CONVERT_EXPR<long long unsi=
gned
int>(D.1886), 5);, D.1886 !=3D 0.0;)
+  if (TARGET_EXPR <D.1885, (double) b>;
+  __atomic_store_8 ((volatile void *) &a, VIEW_CONVERT_EXPR<long long unsi=
gned
int>(D.1885), 5);, D.1885 !=3D 0.0;)
     {
       # DEBUG BEGIN STMT;
       __builtin_abort ();=