Use WTF_CPU_UNKNOWN when building for X32

Forwarded: no

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.
===================================================================

Gbp-Pq: Name fix-ftbfs-x32.patch

diff --git a/CMakeLists.txt b/CMakeLists.txt
index a5f5b9d85567eebd415c24139621085b055fde4e..89fc21f8bdf50e04ea4d8c80a5fcbe55f309d813 100644 (file)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -93,6 +93,8 @@ elseif (LOWERCASE_CMAKE_SYSTEM_PROCESSOR MATCHES "^mips64")
     set(WTF_CPU_MIPS64 1)
 elseif (LOWERCASE_CMAKE_SYSTEM_PROCESSOR MATCHES "^mips")
     set(WTF_CPU_MIPS 1)
+elseif (CMAKE_CXX_LIBRARY_ARCHITECTURE STREQUAL "x86_64-linux-gnux32")
+    set(WTF_CPU_UNKNOWN 1)
 elseif (CMAKE_CXX_LIBRARY_ARCHITECTURE MATCHES "(x64|x86_64|amd64)")
     set(WTF_CPU_X86_64 1)
 elseif (CMAKE_CXX_LIBRARY_ARCHITECTURE MATCHES "(i[3-6]86|x86)")

diff --git a/Source/WTF/wtf/PlatformCPU.h b/Source/WTF/wtf/PlatformCPU.h
index b4472e3beebae1c85c846c09f05cab25aac37eba..e280f5a8045a407050b66aae6e346f78f958715b 100644 (file)
--- a/Source/WTF/wtf/PlatformCPU.h
+++ b/Source/WTF/wtf/PlatformCPU.h
@@ -117,10 +117,12 @@
 /* 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__)