Index: bindings/python/tests/CMakeLists.txt
===================================================================
--- bindings/python/tests/CMakeLists.txt
+++ bindings/python/tests/CMakeLists.txt
@@ -40,6 +40,11 @@
   set(RUN_PYTHON_TESTS FALSE)
 endif()
 
+# Solaris/SPARC has known test failures.
+if(CMAKE_SYSTEM_NAME MATCHES "SunOS" AND ${LLVM_NATIVE_ARCH} MATCHES "Sparc")
+  set(RUN_PYTHON_TESTS FALSE)
+endif()
+
 if(RUN_PYTHON_TESTS)
     set_property(GLOBAL APPEND PROPERTY
                  LLVM_ADDITIONAL_TEST_TARGETS check-clang-python)