[z/OS][NFC] Remove obsolete code.

Remoce obsolete code from libcxxabi/CMakeLists.txt

Reviewed By: #libc_abi, abhina.sreeskantharajan, phosek

Differential Revision: https://reviews.llvm.org/D144573

diff --git a/libcxxabi/CMakeLists.txt b/libcxxabi/CMakeLists.txt
index 120d31677b561d707bac53a7373de9af68907322..4dd9f092dbf00732ee0ca33882d5795fe4502d4a 100644 (file)
--- a/libcxxabi/CMakeLists.txt
+++ b/libcxxabi/CMakeLists.txt
@@ -245,10 +245,6 @@ include(HandleLibcxxabiFlags)
 #===============================================================================
 
 # Configure target flags
-if(ZOS)
-  add_flags_if_supported("-fzos-le-char-mode=ebcdic")
-endif()
-
 if (${CMAKE_SYSTEM_NAME} MATCHES "AIX")
   add_flags_if_supported("-mdefault-visibility-export-mapping=explicit")
   set(CMAKE_AIX_EXPORT_ALL_SYMBOLS OFF)