From: Alberto Garcia <berto@igalia.com>
Description: Use WTF_CPU_UNKNOWN when building for X32
 WebKitGTK doesn't build on X32 even with the JIT disabled.
 Treating the CPU as unknown is perhaps a bit severe, but it allows us
 to get the build done until someone steps up to maintain this
 properly.
Forwarded: no
Index: webkitgtk/Source/WTF/wtf/Platform.h
===================================================================
--- webkitgtk.orig/Source/WTF/wtf/Platform.h
+++ webkitgtk/Source/WTF/wtf/Platform.h
@@ -142,10 +142,12 @@
 /* CPU(X86_64) - AMD64 / Intel64 / x86_64 64-bit */
 #if   defined(__x86_64__) \
     || defined(_M_X64)
+#if !defined(__ILP32__)
 #define WTF_CPU_X86_64 1
 #define WTF_CPU_X86_SSE2 1
 #define WTF_CPU_KNOWN 1
 #endif
+#endif
 
 /* CPU(ARM64) - Apple */
 #if (defined(__arm64__) && defined(__APPLE__)) || defined(__aarch64__)
Index: webkitgtk/CMakeLists.txt
===================================================================
--- webkitgtk.orig/CMakeLists.txt
+++ webkitgtk/CMakeLists.txt
@@ -93,6 +93,8 @@ elseif (LOWERCASE_CMAKE_SYSTEM_PROCESSOR
     set(WTF_CPU_MIPS64 1)
 elseif (LOWERCASE_CMAKE_SYSTEM_PROCESSOR MATCHES "^mips")
     set(WTF_CPU_MIPS 1)
+elseif (CMAKE_CXX_COMPILER_ABI STREQUAL "ELF X32")
+    set(WTF_CPU_UNKNOWN 1)
 elseif (LOWERCASE_CMAKE_SYSTEM_PROCESSOR MATCHES "(x64|x86_64|amd64)")
     # FORCE_32BIT is set in the build script when --32-bit is passed
     # on a Linux/intel 64bit host. This allows us to produce 32bit