diff options
| author | Chandler Carruth <chandlerc@gmail.com> | 2012-01-10 18:08:01 +0000 |
|---|---|---|
| committer | Chandler Carruth <chandlerc@gmail.com> | 2012-01-10 18:08:01 +0000 |
| commit | 732f05c41f177a0bc4d47e93a5d02120f146cb4c (patch) | |
| tree | bdc90d2b58b83e7c4936cc92c152e1cb7ea34056 /lib/CodeGen/Spiller.cpp | |
| parent | 38fdb7d9fc40e9f29c3156b6625cac8d91d562e1 (diff) | |
Add 'llvm_unreachable' to passify GCC's understanding of the constraints
of several newly un-defaulted switches. This also helps optimizers
(including LLVM's) recognize that every case is covered, and we should
assume as much.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147861 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/Spiller.cpp')
| -rw-r--r-- | lib/CodeGen/Spiller.cpp | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/CodeGen/Spiller.cpp b/lib/CodeGen/Spiller.cpp index ec44d87a20..260eceab8a 100644 --- a/lib/CodeGen/Spiller.cpp +++ b/lib/CodeGen/Spiller.cpp @@ -194,4 +194,5 @@ llvm::Spiller* llvm::createSpiller(MachineFunctionPass &pass, case trivial: return new TrivialSpiller(pass, mf, vrm); case inline_: return createInlineSpiller(pass, mf, vrm); } + llvm_unreachable("Invalid spiller optimization"); } |