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| author | Reid Kleckner <reid@kleckner.net> | 2013-07-16 14:04:08 +0000 |
|---|---|---|
| committer | Reid Kleckner <reid@kleckner.net> | 2013-07-16 14:04:08 +0000 |
| commit | e7ff00846244c73836d8ef2fb7f6ffed3c00b60e (patch) | |
| tree | 70646943a2d7fd3a10314e652f929bac7c165880 | |
| parent | f0d0a1681a96f8c896d2ce3b1415c5d567cf5bb1 (diff) | |
| download | external_llvm-e7ff00846244c73836d8ef2fb7f6ffed3c00b60e.zip external_llvm-e7ff00846244c73836d8ef2fb7f6ffed3c00b60e.tar.gz external_llvm-e7ff00846244c73836d8ef2fb7f6ffed3c00b60e.tar.bz2 | |
[Support] Fix some warnings when self-hosting clang on Windows
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@186413 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | lib/Support/ErrorHandling.cpp | 5 | ||||
| -rw-r--r-- | lib/Support/Windows/Path.inc | 2 |
2 files changed, 5 insertions, 2 deletions
diff --git a/lib/Support/ErrorHandling.cpp b/lib/Support/ErrorHandling.cpp index f4b591e..9425445 100644 --- a/lib/Support/ErrorHandling.cpp +++ b/lib/Support/ErrorHandling.cpp @@ -96,4 +96,9 @@ void llvm::llvm_unreachable_internal(const char *msg, const char *file, dbgs() << " at " << file << ":" << line; dbgs() << "!\n"; abort(); +#ifdef LLVM_BUILTIN_UNREACHABLE + // Windows systems and possibly others don't declare abort() to be noreturn, + // so use the unreachable builtin to avoid a Clang self-host warning. + LLVM_BUILTIN_UNREACHABLE; +#endif } diff --git a/lib/Support/Windows/Path.inc b/lib/Support/Windows/Path.inc index 5787636..5a62a60 100644 --- a/lib/Support/Windows/Path.inc +++ b/lib/Support/Windows/Path.inc @@ -756,7 +756,6 @@ error_code mapped_file_region::init(int FD, bool CloseFD, uint64_t Offset) { case readonly: flprotect = PAGE_READONLY; break; case readwrite: flprotect = PAGE_READWRITE; break; case priv: flprotect = PAGE_WRITECOPY; break; - default: llvm_unreachable("invalid mapping mode"); } FileMappingHandle = ::CreateFileMapping(FileHandle, @@ -780,7 +779,6 @@ error_code mapped_file_region::init(int FD, bool CloseFD, uint64_t Offset) { case readonly: dwDesiredAccess = FILE_MAP_READ; break; case readwrite: dwDesiredAccess = FILE_MAP_WRITE; break; case priv: dwDesiredAccess = FILE_MAP_COPY; break; - default: llvm_unreachable("invalid mapping mode"); } Mapping = ::MapViewOfFile(FileMappingHandle, dwDesiredAccess, |