diff -uNr ccache-4.0/src/hashutil.cpp ccache-4.0.mod/src/hashutil.cpp
--- ccache-4.0/src/hashutil.cpp	2020-10-18 18:55:03.000000000 +0000
+++ ccache-4.0.mod/src/hashutil.cpp	2020-11-22 00:34:12.795660441 +0000
@@ -51,7 +51,7 @@
 #  undef HAVE_AVX2
 #endif
 
-#ifdef HAVE_AVX2
+#if defined(HAVE_AVX2) && !defined(__ANDROID__)
 #  include <immintrin.h>
 #endif
 
@@ -123,7 +123,7 @@
   return result;
 }
 
-#ifdef HAVE_AVX2
+#if defined(HAVE_AVX2) && !defined(__ANDROID__)
 int check_for_temporal_macros_avx2(string_view str)
   __attribute__((target("avx2")));
 
@@ -220,7 +220,7 @@
 int
 check_for_temporal_macros(string_view str)
 {
-#ifdef HAVE_AVX2
+#if defined(HAVE_AVX2) && !defined(__ANDROID__)
   if (__builtin_cpu_supports("avx2")) {
     return check_for_temporal_macros_avx2(str);
   }
diff -uNr ccache-4.0/src/third_party/blake3/CMakeLists.txt ccache-4.0.mod/src/third_party/blake3/CMakeLists.txt
--- ccache-4.0/src/third_party/blake3/CMakeLists.txt	2020-10-18 18:55:03.000000000 +0000
+++ ccache-4.0.mod/src/third_party/blake3/CMakeLists.txt	2020-11-22 00:29:11.795911551 +0000
@@ -21,15 +21,8 @@
     check_c_compiler_flag(${compile_flags} ${have_feature})
   endif()
 
-  if(${have_feature})
-    target_sources(blake3 PRIVATE blake3_${feature}${blake_suffix})
-    set_property(
-      SOURCE blake3_${feature}${blake_suffix}
-      APPEND PROPERTY COMPILE_FLAGS ${compile_flags})
-  else()
-    string(TOUPPER "blake3_no_${feature}" no_feature)
-    target_compile_definitions(blake3 PRIVATE ${no_feature})
-  endif()
+  string(TOUPPER "blake3_no_${feature}" no_feature)
+  target_compile_definitions(blake3 PRIVATE ${no_feature})
 endfunction()
 
 add_source_if_enabled(sse2 "-msse2")