1 files changed, 8 insertions, 0 deletions
diff --git a/compiler/rustc_target/src/abi/call/loongarch.rs b/compiler/rustc_target/src/abi/call/loongarch.rs
index e649d58bb..647b6500c 100644
--- a/compiler/rustc_target/src/abi/call/loongarch.rs
+++ b/compiler/rustc_target/src/abi/call/loongarch.rs
@@ -152,6 +152,10 @@ fn classify_ret<'a, Ty, C>(cx: &C, arg: &mut ArgAbi<'a, Ty>, xlen: u64, flen: u6
 where
     Ty: TyAbiInterface<'a, C> + Copy,
 {
+    if !arg.layout.is_sized() {
+        // Not touching this...
+        return false; // I guess? return value of this function is not documented
+    }
     if let Some(conv) = should_use_fp_conv(cx, &arg.layout, xlen, flen) {
         match conv {
             FloatConv::Float(f) => {
@@ -214,6 +218,10 @@ fn classify_arg<'a, Ty, C>(
 ) where
     Ty: TyAbiInterface<'a, C> + Copy,
 {
+    if !arg.layout.is_sized() {
+        // Not touching this...
+        return;
+    }
     if !is_vararg {
         match should_use_fp_conv(cx, &arg.layout, xlen, flen) {
             Some(FloatConv::Float(f)) if *avail_fprs >= 1 => {