[lld] Use llvm::has_single_bit (NFC) (llvm#143393)

kazutakahirata · web-flow · commit 0f5a78516a20 · 2025-06-09T12:46:07.000-07:00
diff --git a/lld/ELF/Symbols.h b/lld/ELF/Symbols.h
@@ -343,7 +343,7 @@ class Symbol {
     flags.fetch_or(bits, std::memory_order_relaxed);
   }
   bool hasFlag(uint16_t bit) const {
-    assert(bit && (bit & (bit - 1)) == 0 && "bit must be a power of 2");
+    assert(llvm::has_single_bit(bit) && "bit must be a power of 2");
     return flags.load(std::memory_order_relaxed) & bit;
   }
 

Original file line number	Diff line number	Diff line change
`@@ -343,7 +343,7 @@ class Symbol {`
`343`	`343`	`flags.fetch_or(bits, std::memory_order_relaxed);`
`344`	`344`	`}`
`345`	`345`	`bool hasFlag(uint16_t bit) const {`
`346`		`- assert(bit && (bit & (bit - 1)) == 0 && "bit must be a power of 2");`
	`346`	`+ assert(llvm::has_single_bit(bit) && "bit must be a power of 2");`
`347`	`347`	`return flags.load(std::memory_order_relaxed) & bit;`
`348`	`348`	`}`
`349`	`349`