diff options
| author | Chris Lattner <sabre@nondot.org> | 2009-09-21 03:09:59 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2009-09-21 03:09:59 +0000 |
| commit | 21190d54634d6e244e85d28ad915ce2fe86ecbff (patch) | |
| tree | 1b225fc93d762dbed904c2b8f879110c0ed626fa /lib/CodeGen | |
| parent | a674bf437ea0f85f2ffdab20df591a6c410c63ed (diff) | |
Implement __builtin_unreachable(), a GCC 4.5 extension.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@82433 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen')
| -rw-r--r-- | lib/CodeGen/CGBuiltin.cpp | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/lib/CodeGen/CGBuiltin.cpp b/lib/CodeGen/CGBuiltin.cpp index e049cc890d..ffc8ea7daa 100644 --- a/lib/CodeGen/CGBuiltin.cpp +++ b/lib/CodeGen/CGBuiltin.cpp @@ -224,7 +224,12 @@ RValue CodeGenFunction::EmitBuiltinExpr(const FunctionDecl *FD, Value *F = CGM.getIntrinsic(Intrinsic::trap, 0, 0); return RValue::get(Builder.CreateCall(F)); } - + case Builtin::BI__builtin_unreachable: { + Value *V = Builder.CreateUnreachable(); + Builder.ClearInsertionPoint(); + return RValue::get(V); + } + case Builtin::BI__builtin_powi: case Builtin::BI__builtin_powif: case Builtin::BI__builtin_powil: { |