[llvm] [Support] Use std::optional::value_or (NFC) (PR #140436)

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llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-llvm-support

Author: Kazu Hirata (kazutakahirata)

<details>
<summary>Changes</summary>



---
Full diff: https://github.com/llvm/llvm-project/pull/140436.diff


1 Files Affected:

- (modified) llvm/lib/Support/TrieRawHashMap.cpp (+2-2) 


``````````diff
diff --git a/llvm/lib/Support/TrieRawHashMap.cpp b/llvm/lib/Support/TrieRawHashMap.cpp
index bb779fe87ae62..2719ab5b315ee 100644
--- a/llvm/lib/Support/TrieRawHashMap.cpp
+++ b/llvm/lib/Support/TrieRawHashMap.cpp
@@ -333,8 +333,8 @@ ThreadSafeTrieRawHashMapBase::ThreadSafeTrieRawHashMapBase(
     std::optional<size_t> NumRootBits, std::optional<size_t> NumSubtrieBits)
     : ContentAllocSize(ContentAllocSize), ContentAllocAlign(ContentAllocAlign),
       ContentOffset(ContentOffset),
-      NumRootBits(NumRootBits ? *NumRootBits : DefaultNumRootBits),
-      NumSubtrieBits(NumSubtrieBits ? *NumSubtrieBits : DefaultNumSubtrieBits),
+      NumRootBits(NumRootBits.value_or(DefaultNumRootBits)),
+      NumSubtrieBits(NumSubtrieBits.value_or(DefaultNumSubtrieBits)),
       ImplPtr(nullptr) {
   // Assertion checks for reasonable configuration. The settings below are not
   // hard limits on most platforms, but a reasonable configuration should fall

``````````

</details>


https://github.com/llvm/llvm-project/pull/140436