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[libcxx] Add WebAssembly support

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It turns out that this is the only change required in libcxx
for it to compile with the new `wasm32-unknown-unknown-wasm`
target recently added to Clang.

Patch by Nicholas Wilson!

Differential Revision: https://reviews.llvm.org/D41073

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@320925 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Sam Clegg
2017-12-16 18:59:50 +00:00
parent 4159a369fe
commit 5638e7b9c4
2 changed files with 3 additions and 1 deletions
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2
include/__config
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@@ -45,6 +45,8 @@
#define _LIBCPP_OBJECT_FORMAT_MACHO 1 #define _LIBCPP_OBJECT_FORMAT_MACHO 1
#elif defined(_WIN32) #elif defined(_WIN32)
#define _LIBCPP_OBJECT_FORMAT_COFF 1 #define _LIBCPP_OBJECT_FORMAT_COFF 1
#elif defined(__wasm__)
#define _LIBCPP_OBJECT_FORMAT_WASM 1
#else #else
#error Unknown object file format #error Unknown object file format
#endif #endif

2
src/include/config_elast.h
View File

@@ -24,7 +24,7 @@
#define _LIBCPP_ELAST __ELASTERROR #define _LIBCPP_ELAST __ELASTERROR
#elif defined(__Fuchsia__) #elif defined(__Fuchsia__)
// No _LIBCPP_ELAST needed on Fuchsia // No _LIBCPP_ELAST needed on Fuchsia
#elif defined(__linux__) #elif defined(__linux__) || defined(_LIBCPP_HAS_MUSL_LIBC)
#define _LIBCPP_ELAST 4095 #define _LIBCPP_ELAST 4095
#elif defined(__APPLE__) #elif defined(__APPLE__)
// No _LIBCPP_ELAST needed on Apple // No _LIBCPP_ELAST needed on Apple