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[Clang Tablegen] Add llvm_unreachable() to getModifierName() 

Fix internal build failure:

../../../ClangDiagnosticsEmitter.cpp -o ClangDiagnosticsEmitter.o
../../../ClangDiagnosticsEmitter.cpp: In function 'llvm::StringRef
{anonymous}::getModifierName({anonymous}::ModifierType)':
../../../ClangDiagnosticsEmitter.cpp:495:1: error: control reaches end of non-void function [-Werror=return-type]
}
^

Build failure triggered by git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@332799 91177308-0d34-0410-b5e6-96231b3b80d8

Differential Revision: https://reviews.llvm.org/D47150

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@332854 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Mark Searles 2018-05-21 17:29:08 +00:00
parent 5f1f5eacd8
commit 487e38f4cd
1 changed files with 2 additions and 0 deletions
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2
utils/TableGen/ClangDiagnosticsEmitter.cpp
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@ -492,6 +492,8 @@ static StringRef getModifierName(ModifierType MT) {
case MT_Unknown:
llvm_unreachable("invalid modifier type");
}
// Unhandled case
llvm_unreachable("invalid modifier type");
}
struct Piece {