[gcc r14-3799] RISC-V: Suppress bogus warning for VLS types

[gcc r14-3799] RISC-V: Suppress bogus warning for VLS types

[Pan Li]

https://gcc.gnu.org/g:a0e042d61dadc6bdcbeaa3b712b7a83415a12547

commit r14-3799-ga0e042d61dadc6bdcbeaa3b712b7a83415a12547
Author: Juzhe-Zhong <juzhe.zhong@rivai.ai>
Date:   Fri Sep 8 16:20:27 2023 +0800

    RISC-V: Suppress bogus warning for VLS types
    
    This patch fixes over 100+ bogus FAILs due to experimental vector ABI warning.
    
    gcc/ChangeLog:
    
            * config/riscv/riscv.cc (riscv_pass_in_vector_p): Only allow RVV type.

Diff:
---
 gcc/config/riscv/riscv.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gcc/config/riscv/riscv.cc b/gcc/config/riscv/riscv.cc
index 7a0f9f6465df..1d7332ff32be 100644
--- a/gcc/config/riscv/riscv.cc
+++ b/gcc/config/riscv/riscv.cc
@@ -4414,7 +4414,7 @@ riscv_pass_in_vector_p (const_tree type)
 {
   static int warned = 0;
 
-  if (type && riscv_v_ext_mode_p (TYPE_MODE (type)) && !warned)
+  if (type && riscv_vector::lookup_vector_type_attribute (type) && !warned)
     {
       warning (OPT_Wpsabi,
 	       "ABI for the vector type is currently in experimental stage and "