diff --git a/Tests/RunCMake/CMakeLists.txt b/Tests/RunCMake/CMakeLists.txt
index c4564b1ac9..bb559e272d 100644
--- a/Tests/RunCMake/CMakeLists.txt
+++ b/Tests/RunCMake/CMakeLists.txt
@@ -21,6 +21,9 @@ macro(add_RunCMake_test test)
   if(CMAKE_C_COMPILER_ID STREQUAL "LCC")
     list(APPEND TEST_ARGS -DRunCMake_TEST_LCC=1)
   endif()
+  if(DEFINED CMake_TEST_E2K_BROKEN_LIBC)
+    list(APPEND TEST_ARGS -DRunCMake_TEST_E2K_BROKEN_LIBC=${CMake_TEST_E2K_BROKEN_LIBC})
+  endif()
   add_test(NAME RunCMake.${test} COMMAND ${CMAKE_CMAKE_COMMAND}
     -DCMAKE_MODULE_PATH=${CMAKE_CURRENT_SOURCE_DIR}
     -DRunCMake_GENERATOR_IS_MULTI_CONFIG=${_isMultiConfig}
diff --git a/Tests/RunCMake/Graphviz/RunCMakeTest.cmake b/Tests/RunCMake/Graphviz/RunCMakeTest.cmake
index c0cea1046a..c804cb1585 100644
--- a/Tests/RunCMake/Graphviz/RunCMakeTest.cmake
+++ b/Tests/RunCMake/Graphviz/RunCMakeTest.cmake
@@ -66,7 +66,9 @@ run_test(no_executables GRAPHVIZ_EXECUTABLES FALSE)
 
 run_test(no_static_libs GRAPHVIZ_STATIC_LIBS FALSE)
 run_test(no_shared_libs GRAPHVIZ_SHARED_LIBS FALSE)
-run_test(no_module_libs GRAPHVIZ_MODULE_LIBS FALSE)
+if(NOT RunCMake_TEST_E2K_BROKEN_LIBC)
+  run_test(no_module_libs GRAPHVIZ_MODULE_LIBS FALSE)
+endif()
 
 run_test(no_interface_libs GRAPHVIZ_INTERFACE_LIBS FALSE)
 run_test(no_object_libs GRAPHVIZ_OBJECT_LIBS FALSE)
diff --git a/Tests/RunCMake/Syntax/RunCMakeTest.cmake b/Tests/RunCMake/Syntax/RunCMakeTest.cmake
index f56ac64753..9e6a14eae6 100644
--- a/Tests/RunCMake/Syntax/RunCMakeTest.cmake
+++ b/Tests/RunCMake/Syntax/RunCMakeTest.cmake
@@ -58,7 +58,9 @@ run_cmake(Escape2)
 run_cmake(EscapeCharsAllowed)
 run_cmake(NullAfterBackslash)
 run_cmake(NullTerminatedArgument)
-include("${RunCMake_SOURCE_DIR}/EscapeCharsDisallowed.cmake")
+if(NOT RunCMake_TEST_E2K_BROKEN_LIBC)
+  include("${RunCMake_SOURCE_DIR}/EscapeCharsDisallowed.cmake")
+endif()
 run_cmake(ParenNoSpace0)
 run_cmake(ParenNoSpace1)
 run_cmake(ParenNoSpace2)