diff -rauN webkitgtk-2.32.0/Source/cmake/WebKitCompilerFlags.cmake webkitgtk-2.32.0-no-sse2-patch/Source/cmake/WebKitCompilerFlags.cmake
--- webkitgtk-2.32.0/Source/cmake/WebKitCompilerFlags.cmake	2021-03-25 14:27:32.000000000 +0100
+++ webkitgtk-2.32.0-no-sse2-patch/Source/cmake/WebKitCompilerFlags.cmake	2021-05-08 17:00:53.952879632 +0200
@@ -143,13 +143,13 @@
     endif ()
 
     # Force SSE2 fp on x86 builds.
-    if (WTF_CPU_X86 AND NOT CMAKE_CROSSCOMPILING)
-        WEBKIT_PREPEND_GLOBAL_COMPILER_FLAGS(-msse2 -mfpmath=sse)
-        include(DetectSSE2)
-        if (NOT SSE2_SUPPORT_FOUND)
-            message(FATAL_ERROR "SSE2 support is required to compile WebKit")
-        endif ()
-    endif ()
+#    if (WTF_CPU_X86 AND NOT CMAKE_CROSSCOMPILING)
+#        WEBKIT_PREPEND_GLOBAL_COMPILER_FLAGS(-msse2 -mfpmath=sse)
+#        include(DetectSSE2)
+#        if (NOT SSE2_SUPPORT_FOUND)
+#            message(FATAL_ERROR "SSE2 support is required to compile WebKit")
+#        endif ()
+#    endif ()
 endif ()
 
 if (COMPILER_IS_GCC_OR_CLANG AND NOT MSVC)
diff -rauN webkitgtk-2.32.0/Source/ThirdParty/ANGLE/src/common/platform.h webkitgtk-2.32.0-no-sse2-patch/Source/ThirdParty/ANGLE/src/common/platform.h
--- webkitgtk-2.32.0/Source/ThirdParty/ANGLE/src/common/platform.h	2021-02-26 10:57:06.000000000 +0100
+++ webkitgtk-2.32.0-no-sse2-patch/Source/ThirdParty/ANGLE/src/common/platform.h	2021-05-08 17:02:05.056394762 +0200
@@ -90,8 +90,8 @@
 #    include <intrin.h>
 #    define ANGLE_USE_SSE
 #elif defined(__GNUC__) && (defined(__x86_64__) || defined(__i386__))
-#    include <x86intrin.h>
-#    define ANGLE_USE_SSE
+//#    include <x86intrin.h>
+//#    define ANGLE_USE_SSE
 #endif
 
 // Mips and arm devices need to include stddef for size_t.
diff -rauN webkitgtk-2.32.0/Source/WebCore/platform/audio/SincResampler.cpp webkitgtk-2.32.0-no-sse2-patch/Source/WebCore/platform/audio/SincResampler.cpp
--- webkitgtk-2.32.0/Source/WebCore/platform/audio/SincResampler.cpp	2021-02-26 10:57:13.000000000 +0100
+++ webkitgtk-2.32.0-no-sse2-patch/Source/WebCore/platform/audio/SincResampler.cpp	2021-05-08 17:12:14.678638777 +0200
@@ -39,6 +39,7 @@
 #if USE(ACCELERATE)
 #include <Accelerate/Accelerate.h>
 #elif CPU(X86_SSE2)
+#error No SSE2
 #include <xmmintrin.h>
 #elif HAVE(ARM_NEON_INTRINSICS)
 #include <arm_neon.h>
diff -rauN webkitgtk-2.32.0/Source/WebCore/platform/audio/VectorMath.cpp webkitgtk-2.32.0-no-sse2-patch/Source/WebCore/platform/audio/VectorMath.cpp
--- webkitgtk-2.32.0/Source/WebCore/platform/audio/VectorMath.cpp	2021-02-26 10:57:13.000000000 +0100
+++ webkitgtk-2.32.0-no-sse2-patch/Source/WebCore/platform/audio/VectorMath.cpp	2021-05-08 17:12:40.725409625 +0200
@@ -35,6 +35,7 @@
 #endif
 
 #if CPU(X86_SSE2)
+#error No SSE2
 #include <emmintrin.h>
 #endif
 
diff -rauN webkitgtk-2.32.0/Source/WTF/wtf/PlatformCPU.h webkitgtk-2.32.0-no-sse2-patch/Source/WTF/wtf/PlatformCPU.h
--- webkitgtk-2.32.0/Source/WTF/wtf/PlatformCPU.h	2021-02-26 10:57:08.000000000 +0100
+++ webkitgtk-2.32.0-no-sse2-patch/Source/WTF/wtf/PlatformCPU.h	2021-05-08 17:13:21.592239207 +0200
@@ -99,7 +99,7 @@
 #define WTF_CPU_KNOWN 1
 
 #if defined(__SSE2__) || (defined(_M_IX86_FP) && _M_IX86_FP >= 2)
-#define WTF_CPU_X86_SSE2 1
+/* #define WTF_CPU_X86_SSE2 1 */
 #endif
 
 #endif
diff -rauN webkitgtk-2.32.0/Source/WTF/wtf/text/ASCIIFastPath.h webkitgtk-2.32.0-no-sse2-patch/Source/WTF/wtf/text/ASCIIFastPath.h
--- webkitgtk-2.32.0/Source/WTF/wtf/text/ASCIIFastPath.h	2021-02-26 10:57:08.000000000 +0100
+++ webkitgtk-2.32.0-no-sse2-patch/Source/WTF/wtf/text/ASCIIFastPath.h	2021-05-08 17:13:42.528989083 +0200
@@ -27,6 +27,7 @@
 #include <wtf/text/LChar.h>
 
 #if CPU(X86_SSE2)
+#error No SSE2
 #include <emmintrin.h>
 #endif