Remove invalid Conv

Author: tiif

compiler/rustc_target/src/callconv/mod.rs

@@ -900,22 +900,21 @@ impl FromStr for Conv {
 
 fn conv_to_externabi(conv: &Conv) -> ExternAbi {
  match conv {
+ Conv::C => ExternAbi::C { unwind: false },
  Conv::Rust => ExternAbi::Rust,
  Conv::PreserveMost => ExternAbi::RustCold,
- Conv::X86Stdcall => ExternAbi::Stdcall { unwind: false },
- Conv::X86Fastcall => ExternAbi::Fastcall { unwind: false },
- Conv::X86VectorCall => ExternAbi::Vectorcall { unwind: false },
- Conv::X86ThisCall => ExternAbi::Thiscall { unwind: false },
- Conv::C => ExternAbi::C { unwind: false },
- Conv::X86_64Win64 => ExternAbi::Win64 { unwind: false },
- Conv::X86_64SysV => ExternAbi::SysV64 { unwind: false },
  Conv::ArmAapcs => ExternAbi::Aapcs { unwind: false },
  Conv::CCmseNonSecureCall => ExternAbi::CCmseNonSecureCall,
  Conv::CCmseNonSecureEntry => ExternAbi::CCmseNonSecureEntry,
- Conv::PtxKernel => ExternAbi::PtxKernel,
  Conv::Msp430Intr => ExternAbi::Msp430Interrupt,
- Conv::X86Intr => ExternAbi::X86Interrupt,
  Conv::GpuKernel => ExternAbi::GpuKernel,
+ Conv::X86Fastcall => ExternAbi::Fastcall { unwind: false },
+ Conv::X86Intr => ExternAbi::X86Interrupt,
+ Conv::X86Stdcall => ExternAbi::Stdcall { unwind: false },
+ Conv::X86ThisCall => ExternAbi::Thiscall { unwind: false },
+ Conv::X86VectorCall => ExternAbi::Vectorcall { unwind: false },
+ Conv::X86_64SysV => ExternAbi::SysV64 { unwind: false },
+ Conv::X86_64Win64 => ExternAbi::Win64 { unwind: false },
  Conv::AvrInterrupt => ExternAbi::AvrInterrupt,
  Conv::AvrNonBlockingInterrupt => ExternAbi::AvrNonBlockingInterrupt,
  Conv::RiscvInterrupt { kind: RiscvInterruptKind::Machine } => ExternAbi::RiscvInterruptM,