c_variadic: use Clone instead of LLVM va_copy

folkertdev · folkertdev · commit 0b71ff60f8f9 · 2026-01-20T18:38:50.000+01:00
diff --git a/src/intrinsics/mod.rs b/src/intrinsics/mod.rs
@@ -1506,7 +1506,7 @@ fn codegen_regular_intrinsic_call<'tcx>(
         }
 
         // FIXME implement variadics in cranelift
-        sym::va_copy | sym::va_arg | sym::va_end => {
+        sym::va_arg | sym::va_end => {
             fx.tcx.dcx().span_fatal(
                 source_info.span,
                 "Defining variadic functions is not yet supported by Cranelift",

Original file line number	Diff line number	Diff line change
`@@ -1506,7 +1506,7 @@ fn codegen_regular_intrinsic_call<'tcx>(`
`1506`	`1506`	`}`
`1507`	`1507`
`1508`	`1508`	`// FIXME implement variadics in cranelift`
`1509`		`- sym::va_copy \| sym::va_arg \| sym::va_end => {`
	`1509`	`+ sym::va_arg \| sym::va_end => {`
`1510`	`1510`	`fx.tcx.dcx().span_fatal(`
`1511`	`1511`	`source_info.span,`
`1512`	`1512`	`"Defining variadic functions is not yet supported by Cranelift",`