[libcxx-commits] [PATCH] D90178: [SystemZ][ZOS] libcxx - no posix memalign
Abhina Sree via Phabricator via libcxx-commits
libcxx-commits at lists.llvm.org
Thu Nov 12 11:48:08 PST 2020
This revision was automatically updated to reflect the committed changes.
Closed by commit rGaa8a5b800def: [SystemZ][ZOS] libcxx - no posix memalign (authored by zibi, committed by abhina.sreeskantharajan).
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D90178/new/
https://reviews.llvm.org/D90178
Files:
libcxx/CMakeLists.txt
libcxx/include/__config
Index: libcxx/include/__config
===================================================================
--- libcxx/include/__config
+++ libcxx/include/__config
@@ -943,6 +943,8 @@
// We're deferring to Microsoft's STL to provide aligned new et al. We don't
// have it unless the language feature test macro is defined.
# define _LIBCPP_HAS_NO_LIBRARY_ALIGNED_ALLOCATION
+#elif defined(__MVS__)
+# define _LIBCPP_HAS_NO_LIBRARY_ALIGNED_ALLOCATION
#endif
#if defined(__APPLE__)
Index: libcxx/CMakeLists.txt
===================================================================
--- libcxx/CMakeLists.txt
+++ libcxx/CMakeLists.txt
@@ -521,8 +521,12 @@
# When building the dylib, don't warn for unavailable aligned allocation
# functions based on the deployment target -- they are always available
- # because they are provided by the dylib itself.
- target_add_compile_flags_if_supported(${target} PRIVATE -faligned-allocation)
+ # because they are provided by the dylib itself with the excepton of z/OS.
+ if (ZOS)
+ target_add_compile_flags_if_supported(${target} PRIVATE -fno-aligned-allocation)
+ else()
+ target_add_compile_flags_if_supported(${target} PRIVATE -faligned-allocation)
+ endif()
# On all systems the system c++ standard library headers need to be excluded.
# MSVC only has -X, which disables all default includes; including the crt.
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