[llvm] 8b3e1ad - IR: Avoid duplication of SwitchInst::findCaseValue(), NFC

[Duncan P. N. Exon Smith via llvm-commits]

Author: Duncan P. N. Exon Smith
Date: 2021-11-12T11:44:08-08:00
New Revision: 8b3e1adf2b4a69b6055dc4e07b4e97817208c904

URL: https://github.com/llvm/llvm-project/commit/8b3e1adf2b4a69b6055dc4e07b4e97817208c904
DIFF: https://github.com/llvm/llvm-project/commit/8b3e1adf2b4a69b6055dc4e07b4e97817208c904.diff

LOG: IR: Avoid duplication of SwitchInst::findCaseValue(), NFC

Change the non-const version of findCaseValue() to forward to the const
version.

Added: 
    

Modified: 
    llvm/include/llvm/IR/Instructions.h

Removed: 
    


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diff  --git a/llvm/include/llvm/IR/Instructions.h b/llvm/include/llvm/IR/Instructions.h
index 0ef78881c6d7..45984d2d0a72 100644
--- a/llvm/include/llvm/IR/Instructions.h
+++ b/llvm/include/llvm/IR/Instructions.h
@@ -3515,12 +3515,9 @@ class SwitchInst : public Instruction {
   /// default case iterator to indicate that it is handled by the default
   /// handler.
   CaseIt findCaseValue(const ConstantInt *C) {
-    CaseIt I = llvm::find_if(
-        cases(), [C](CaseHandle &Case) { return Case.getCaseValue() == C; });
-    if (I != case_end())
-      return I;
-
-    return case_default();
+    return CaseIt(
+        this,
+        const_cast<const SwitchInst *>(this)->findCaseValue(C)->getCaseIndex());
   }
   ConstCaseIt findCaseValue(const ConstantInt *C) const {
     ConstCaseIt I = llvm::find_if(cases(), [C](ConstCaseHandle &Case) {