[PATCH] D21991: [libunwind][ARM] Improve unwinder stack usage - Make WMMX support optional

Ben Craig via cfe-commits cfe-commits at lists.llvm.org
Tue Jul 5 08:43:44 PDT 2016

bcraig added inline comments.

Comment at: CMakeLists.txt:108
@@ -107,2 +107,3 @@
 option(LIBUNWIND_ENABLE_CROSS_UNWINDING "Enable cross-platform unwinding support." OFF)
+option(LIBUNWIND_ENABLE_ARM_WMMX "Enable unwinding support for ARM WMMX registers." ON)
Buried in one of the .s files, I see a preprocessor definition check for __ARM_WMMX.  Can the use of the preprocessor define be used instead of adding a new configuration option?


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