use explicit template for std::optional

joyeecheung · joyeecheung · commit e8408b09f0e4 · 2026-04-03T23:28:58.000+02:00
diff --git a/deps/v8/src/compiler/turboshaft/wasm-shuffle-reducer.cc b/deps/v8/src/compiler/turboshaft/wasm-shuffle-reducer.cc
@@ -573,7 +573,7 @@ void WasmShuffleAnalyzer::TryReduceFromMSB(OpIndex input,
     uint8_t index = shuffle.shuffle[i];
     if (index >= lower_limit && index <= upper_limit) {
       max = std::max(static_cast<uint8_t>(index % kSimd128Size),
-                     max.value_or({}));
+                     max.value_or(uint8_t{0}));
     }
   }
   if (max) {

Original file line number	Diff line number	Diff line change
`@@ -573,7 +573,7 @@ void WasmShuffleAnalyzer::TryReduceFromMSB(OpIndex input,`
`573`	`573`	`uint8_t index = shuffle.shuffle[i];`
`574`	`574`	`if (index >= lower_limit && index <= upper_limit) {`
`575`	`575`	`max = std::max(static_cast<uint8_t>(index % kSimd128Size),`
`576`		`- max.value_or({}));`
	`576`	`+ max.value_or(uint8_t{0}));`
`577`	`577`	`}`
`578`	`578`	`}`
`579`	`579`	`if (max) {`