CodeGen: Correctly convert atomic bool from i8 to i1

Bools are a little tricky, they are i8 in memory and must be coerced
back to i1 before further operations can be performed on them.

This fixes PR22577.

llvm-svn: 229204

1 files changed, 1 insertions, 1 deletions

diff --git a/clang/lib/CodeGen/CGExpr.cpp b/clang/lib/CodeGen/CGExpr.cpp
index 568f949c342..d82fff85dd3 100644
--- a/clang/lib/CodeGen/CGExpr.cpp
+++ b/clang/lib/CodeGen/CGExpr.cpp
@@ -1140,7 +1140,7 @@ llvm::Value *CodeGenFunction::EmitLoadOfScalar(llvm::Value *Addr, bool Volatile,
     LValue lvalue = LValue::MakeAddr(Addr, Ty,
                                      CharUnits::fromQuantity(Alignment),
                                      getContext(), TBAAInfo);
-    return EmitAtomicLoad(lvalue, Loc).getScalarVal();
+    return EmitFromMemory(EmitAtomicLoad(lvalue, Loc).getScalarVal(), Ty);
   }
 
   llvm::LoadInst *Load = Builder.CreateLoad(Addr);