[llvm] 7f9ba19 - [DirectX] Fix two "not all control paths return a value" warnings

[Justin Bogner via llvm-commits]

Author: Justin Bogner
Date: 2023-07-10T15:34:15-07:00
New Revision: 7f9ba1994a2366dd9cfd61aca9802697ad25adb1

URL: https://github.com/llvm/llvm-project/commit/7f9ba1994a2366dd9cfd61aca9802697ad25adb1
DIFF: https://github.com/llvm/llvm-project/commit/7f9ba1994a2366dd9cfd61aca9802697ad25adb1.diff

LOG: [DirectX] Fix two "not all control paths return a value" warnings

These switch statements are fully covered. Add an llvm_unreachable so
that compilers that don't recognize that don't warn.

Differential Revision: https://reviews.llvm.org/D154882

Added: 
    

Modified: 
    llvm/lib/Target/DirectX/DXILResource.cpp

Removed: 
    


################################################################################
diff  --git a/llvm/lib/Target/DirectX/DXILResource.cpp b/llvm/lib/Target/DirectX/DXILResource.cpp
index 763432911dbfa2..dde7255e04254e 100644
--- a/llvm/lib/Target/DirectX/DXILResource.cpp
+++ b/llvm/lib/Target/DirectX/DXILResource.cpp
@@ -105,6 +105,7 @@ StringRef ResourceBase::getComponentTypeName(ComponentType CompType) {
   case ComponentType::PackedU8x32:
     return "p32u8";
   }
+  llvm_unreachable("All ComponentType enums are handled in switch");
 }
 
 void ResourceBase::printComponentType(Kinds Kind, ComponentType CompType,
@@ -172,6 +173,7 @@ StringRef ResourceBase::getKindName(Kinds Kind) {
   case Kinds::FeedbackTexture2DArray:
     return "fbtex2darray";
   }
+  llvm_unreachable("All Kinds enums are handled in switch");
 }
 
 void ResourceBase::printKind(Kinds Kind, unsigned Alignment, raw_ostream &OS,