[llvm] 3bc74be - [Inline] Use poison instead of undef as placeholder [NFC]

[Nuno Lopes via llvm-commits]

Author: Nuno Lopes
Date: 2023-07-22T13:23:40+01:00
New Revision: 3bc74bed64c614ec218068cc2184286cba4788b6

URL: https://github.com/llvm/llvm-project/commit/3bc74bed64c614ec218068cc2184286cba4788b6
DIFF: https://github.com/llvm/llvm-project/commit/3bc74bed64c614ec218068cc2184286cba4788b6.diff

LOG: [Inline] Use poison instead of undef as placeholder [NFC]

Added: 
    

Modified: 
    llvm/lib/Transforms/Utils/InlineFunction.cpp

Removed: 
    


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diff  --git a/llvm/lib/Transforms/Utils/InlineFunction.cpp b/llvm/lib/Transforms/Utils/InlineFunction.cpp
index 23144c06568424..f7b93fc8fd0609 100644
--- a/llvm/lib/Transforms/Utils/InlineFunction.cpp
+++ b/llvm/lib/Transforms/Utils/InlineFunction.cpp
@@ -2657,7 +2657,7 @@ llvm::InlineResult llvm::InlineFunction(CallBase &CB, InlineFunctionInfo &IFI,
     if (!CB.use_empty()) {
       ReturnInst *R = Returns[0];
       if (&CB == R->getReturnValue())
-        CB.replaceAllUsesWith(UndefValue::get(CB.getType()));
+        CB.replaceAllUsesWith(PoisonValue::get(CB.getType()));
       else
         CB.replaceAllUsesWith(R->getReturnValue());
     }
@@ -2769,7 +2769,7 @@ llvm::InlineResult llvm::InlineFunction(CallBase &CB, InlineFunctionInfo &IFI,
     // using the return value of the call with the computed value.
     if (!CB.use_empty()) {
       if (&CB == Returns[0]->getReturnValue())
-        CB.replaceAllUsesWith(UndefValue::get(CB.getType()));
+        CB.replaceAllUsesWith(PoisonValue::get(CB.getType()));
       else
         CB.replaceAllUsesWith(Returns[0]->getReturnValue());
     }