[llvm] [InstSimplify] Defer to ConstantFold in simplifyInstrinsic (PR #205061)

[Antonio Frighetto via llvm-commits]

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@@ -7504,7 +7511,8 @@ static Value *simplifyIntrinsic(CallBase *Call, ArrayRef<Value *> Args,
   }
   default: {
     // Use the default FP environment if none is found.
-    fp::ExceptionBehavior ExBehavior = fp::ebIgnore;
+    fp::ExceptionBehavior ExBehavior =
+        Call->isStrictFP() ? fp::ebStrict : fp::ebIgnore;
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antoniofrighetto wrote:

> yes, it is tested with this PR.

Sorry, I might be missing something, though I don't see any strictfp call site in tests. Did you mean that this fix is necessary after the ConstantFoldIntrinsic() addition, in order to make existing tests pass?


https://github.com/llvm/llvm-project/pull/205061