[llvm] 90b76da - GloblaISel: Remove unreachable condition

[Matt Arsenault via llvm-commits]

Author: Matt Arsenault
Date: 2020-07-29T13:42:22-04:00
New Revision: 90b76dac57861e438880a260834afb193e603c5a

URL: https://github.com/llvm/llvm-project/commit/90b76dac57861e438880a260834afb193e603c5a
DIFF: https://github.com/llvm/llvm-project/commit/90b76dac57861e438880a260834afb193e603c5a.diff

LOG: GloblaISel: Remove unreachable condition

Fixes bug 46882

Added: 
    

Modified: 
    llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp

Removed: 
    


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diff  --git a/llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp b/llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp
index 441e5ca6d209..15e1ac8a3974 100644
--- a/llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp
+++ b/llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp
@@ -1614,8 +1614,7 @@ LegalizerHelper::widenScalarExtract(MachineInstr &MI, unsigned TypeIdx,
     if (WideTy.getSizeInBits() > SrcTy.getSizeInBits()) {
       Src = MIRBuilder.buildAnyExt(WideTy, Src);
       ShiftTy = WideTy;
-    } else if (WideTy.getSizeInBits() > SrcTy.getSizeInBits())
-      return UnableToLegalize;
+    }
 
     auto LShr = MIRBuilder.buildLShr(
       ShiftTy, Src, MIRBuilder.buildConstant(ShiftTy, Offset));