disable cfg.has_reliable_f128 on amdgcn

2025-07-23 16:49:39 -07:00
parent 82310651b9
commit 732097ea61
1 changed files with 2 additions and 0 deletions
--- a/compiler/rustc_codegen_llvm/src/llvm_util.rs
+++ b/compiler/rustc_codegen_llvm/src/llvm_util.rs
@@ -405,6 +405,8 @@ fn update_target_reliable_float_cfg(sess: &Session, cfg: &mut TargetConfig) {
        ("mips64" | "mips64r6", _) => false,
        // Selection bug <https://github.com/llvm/llvm-project/issues/95471>
        ("nvptx64", _) => false,
+        // Unsupported https://github.com/llvm/llvm-project/issues/121122
+        ("amdgpu", _) => false,
        // ABI bugs <https://github.com/rust-lang/rust/issues/125109> et al. (full
        // list at <https://github.com/rust-lang/rust/issues/116909>)
        ("powerpc" | "powerpc64", _) => false,