SIL: Fix warning on unused variable

xymus · xymus · commit dcc7e38ca790 · 2025-07-01T14:10:46.000-07:00
diff --git a/lib/SIL/IR/SILDeclRef.cpp b/lib/SIL/IR/SILDeclRef.cpp
@@ -1298,7 +1298,7 @@ std::string SILDeclRef::mangle(ManglingKind MKind) const {
     }
 
     // Use a given cdecl name for native-to-foreign thunks.
-    if (auto CDeclA = getDecl()->getAttrs().getAttribute<CDeclAttr>())
+    if (getDecl()->getAttrs().hasAttribute<CDeclAttr>())
       if (isNativeToForeignThunk()) {
         // If this is an @implementation @_cdecl, mangle it like the clang
         // function it implements.

Original file line number	Diff line number	Diff line change
`@@ -1298,7 +1298,7 @@ std::string SILDeclRef::mangle(ManglingKind MKind) const {`
`1298`	`1298`	`}`
`1299`	`1299`
`1300`	`1300`	`// Use a given cdecl name for native-to-foreign thunks.`
`1301`		`- if (auto CDeclA = getDecl()->getAttrs().getAttribute<CDeclAttr>())`
	`1301`	`+ if (getDecl()->getAttrs().hasAttribute<CDeclAttr>())`
`1302`	`1302`	`if (isNativeToForeignThunk()) {`
`1303`	`1303`	`// If this is an @implementation @_cdecl, mangle it like the clang`
`1304`	`1304`	`// function it implements.`