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[libcxxabi] Define _LIBCXXABI_GUARD_ABI_ARM on WebAssembly 

This matches ItaniumCXXABI.cpp.

Fixes PR42680

Differential Revision: https://reviews.llvm.org/D64961

llvm-svn: 368783
This commit is contained in:
Sam Clegg 2019-08-14 01:30:48 +00:00
parent b6946a2d12
commit cee41ce223
1 changed files with 2 additions and 1 deletions
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3
libcxxabi/include/__cxxabi_config.h
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@ -71,7 +71,8 @@
#define _LIBCXXABI_NO_CFI #define _LIBCXXABI_NO_CFI
#endif #endif
#if defined(__arm__) // wasm32 follows the arm32 ABI convention of using 32-bit guard.
#if defined(__arm__) || defined(__wasm32__)
# define _LIBCXXABI_GUARD_ABI_ARM # define _LIBCXXABI_GUARD_ABI_ARM
#endif #endif