Architecture specific change in rpms/webkit2gtk3.git

The package rpms/webkit2gtk3.git has added or updated architecture specific content in its
spec file (ExclusiveArch/ExcludeArch or %ifarch/%ifnarch) in commit(s):
https://src.fedoraproject.org/cgit/rpms/webkit2gtk3.git/commit/?id=cfa354c5e....

Change:
-%ifarch s390x %{power64}

Thanks.

Full change:
============

commit cfa354c5e1a2f12d83862057d904748e31275e8d
Author: Eike Rathke 
Date:   Fri Nov 29 01:13:25 2019 +0100

No arch-specific Patch...

diff --git a/webkit2gtk3.spec b/webkit2gtk3.spec
index a8436ed..badc20d 100644
--- a/webkit2gtk3.spec
+++ b/webkit2gtk3.spec
@@ -18,10 +18,8 @@ Source0:        http://webkitgtk.org/releases/webkitgtk-%%7Bversion%7D.tar.xz
 Patch0:     user-agent-branding.patch
 # Don't use the shebang, but point straight to python 3
 Patch1:     no-env-shebang.patch
-%ifarch s390x %{power64}
 # Implementation for GCC non-x86/arm not available, use default fallback.
 Patch2:     workaround-JSVALUE64-architecture.patch
-%endif

BuildRequires:  bison
 BuildRequires:  bubblewrap
diff --git a/workaround-JSVALUE64-architecture.patch b/workaround-JSVALUE64-architecture.patch
index a7ba3b3..bde8e02 100644
--- a/workaround-JSVALUE64-architecture.patch
+++ b/workaround-JSVALUE64-architecture.patch
@@ -1,29 +1,31 @@
---- webkitgtk-2.27.3/Source/JavaScriptCore/heap/GCMemoryOperations.h.JSVALUE64-architecture	2019-11-18 09:38:36.000000000 +0100
-+++ webkitgtk-2.27.3/Source/JavaScriptCore/heap/GCMemoryOperations.h	2019-11-28 22:57:42.627998747 +0100
-@@ -53,7 +53,7 @@ ALWAYS_INLINE void gcSafeMemcpy(T* dst,
-             bitwise_cast<volatile uint64_t*>(dst)[i] = bitwise_cast<volatile uint64_t*>(src)[i];
-     };
- 
--#if COMPILER(GCC_COMPATIBLE) && USE(JSVALUE64)
-+#if COMPILER(GCC_COMPATIBLE) && USE(JSVALUE64) && 0
-     if (bytes <= smallCutoff)
-         slowPathForwardMemcpy();
-     else if (isARM64() || bytes <= mediumCutoff) {
-@@ -168,7 +168,7 @@ ALWAYS_INLINE void gcSafeMemmove(T* dst,
-             bitwise_cast<volatile uint64_t*>(dst)[i] = bitwise_cast<volatile uint64_t*>(src)[i];
-     };
- 
--#if COMPILER(GCC_COMPATIBLE) 
-+#if COMPILER(GCC_COMPATIBLE) && 0
-     if (bytes <= smallCutoff)
-         slowPathBackwardsMemmove();
-     else {
-@@ -255,7 +255,7 @@ ALWAYS_INLINE void gcSafeZeroMemory(T* d
-     static_assert(sizeof(T) == sizeof(JSValue));
-     RELEASE_ASSERT(bytes % 8 == 0);
- #if USE(JSVALUE64)
--#if COMPILER(GCC_COMPATIBLE)
-+#if COMPILER(GCC_COMPATIBLE) && 0
- #if CPU(X86_64)
-     uint64_t zero = 0;
+--- webkitgtk-2.27.3/Source/JavaScriptCore/heap/GCMemoryOperations.h.workaround-JSVALUE64-architecture	2019-11-18 09:38:36.000000000 +0100
++++ webkitgtk-2.27.3/Source/JavaScriptCore/heap/GCMemoryOperations.h	2019-11-29 01:11:13.259302751 +0100
+@@ -122,7 +122,7 @@ ALWAYS_INLINE void gcSafeMemcpy(T* dst,
+             : "d0", "d1", "memory"
+         );
+ #else
+-#error "Unknown architecture."
++    slowPathForwardMemcpy();
+ #endif // CPU(X86_64)
+     } else {
+         RELEASE_ASSERT(isX86_64());
+@@ -238,7 +238,7 @@ ALWAYS_INLINE void gcSafeMemmove(T* dst,
+             : "d0", "d1", "memory"
+         );
+ #else
+-#error "Unknown architecture."
++        slowPathBackwardsMemmove();
+ #endif // CPU(X86_64)
+     }
+ #else
+@@ -296,7 +296,9 @@ ALWAYS_INLINE void gcSafeZeroMemory(T* d
+         : "d0", "d1", "memory"
+     );
+ #else
+-#error "Unknown architecture."
++    size_t count = bytes / 8;
++    for (size_t i = 0; i < count; ++i)
++        bitwise_cast<volatile uint64_t*>(dst)[i] = 0;
+ #endif // CPU(X86_64)
+ #else
      size_t count = bytes / 8;