Index: cmake/config-ix.cmake
===================================================================
--- cmake/config-ix.cmake
+++ cmake/config-ix.cmake
@@ -196,7 +196,7 @@
 set(ALL_ASAN_SUPPORTED_ARCH ${X86} ${X86_64} ${ARM32} ${ARM64}
     ${MIPS32} ${MIPS64} ${PPC64} ${S390X})
 set(ALL_DFSAN_SUPPORTED_ARCH ${X86_64} ${MIPS64} ${ARM64})
-set(ALL_FUZZER_SUPPORTED_ARCH x86_64)
+set(ALL_FUZZER_SUPPORTED_ARCH ${X86_64} ${ARM64} ${ARM32})
 
 if(APPLE)
   set(ALL_LSAN_SUPPORTED_ARCH ${X86} ${X86_64} ${MIPS64} ${ARM64})
@@ -425,7 +425,7 @@
     SANITIZER_COMMON_SUPPORTED_ARCH)
   list_intersect(FUZZER_SUPPORTED_ARCH
     ALL_FUZZER_SUPPORTED_ARCH
-    ALL_SANITIZER_COMMON_SUPPORTED_ARCH)
+    SANITIZER_COMMON_SUPPORTED_ARCH)
   list_intersect(XRAY_SUPPORTED_ARCH
     ALL_XRAY_SUPPORTED_ARCH
     SANITIZER_COMMON_SUPPORTED_ARCH)
Index: test/fuzzer/CMakeLists.txt
===================================================================
--- test/fuzzer/CMakeLists.txt
+++ test/fuzzer/CMakeLists.txt
@@ -50,14 +50,16 @@
       ${CMAKE_CURRENT_BINARY_DIR}/${CONFIG_NAME}/lit.site.cfg
       )
 
-    add_lit_testsuite(check-fuzzer-${stdlib_name} "Running Fuzzer ${stdlib} tests"
-      ${CMAKE_CURRENT_BINARY_DIR}/${CONFIG_NAME}
+    add_lit_testsuite(check-fuzzer-${stdlib_name}-${arch}
+      "Running Fuzzer ${stdlib} tests"
+      ${CMAKE_CURRENT_BINARY_DIR}/${CONFIG_NAME}/
       DEPENDS ${LIBFUZZER_TEST_DEPS})
     if(TEST_DEPS)
-      add_dependencies(check-fuzzer-${stdlib_name} ${TEST_DEPS})
+      add_dependencies(check-fuzzer-${stdlib_name}-${arch} ${TEST_DEPS})
     endif()
-    set_target_properties(check-fuzzer-${stdlib_name} PROPERTIES FOLDER "Compiler-RT Tests")
-    add_dependencies(check-fuzzer check-fuzzer-${stdlib_name})
+    set_target_properties(check-fuzzer-${stdlib_name}-${arch}
+        PROPERTIES FOLDER "Compiler-RT Tests")
+    add_dependencies(check-fuzzer check-fuzzer-${stdlib_name}-${arch})
   endforeach()
 endmacro()