[gcc(refs/vendors/riscv/heads/gcc-15-with-riscv-opts)] RISC-V: Adding H to the canonical order [PR121312]

[Jeff Law]

https://gcc.gnu.org/g:909ab3c37460676e882a9f57e5e97ba27e5737df

commit 909ab3c37460676e882a9f57e5e97ba27e5737df
Author: Kito Cheng <kito.cheng@sifive.com>
Date:   Thu Jul 31 11:02:45 2025 +0800

    RISC-V: Adding H to the canonical order [PR121312]
    
    We added H into canonical order before, but forgot to add it to
    arch-canonicalize as well...
    
    gcc/ChangeLog:
    
            PR target/121312
            * config/riscv/arch-canonicalize: Add H extension to the
            canonical order.
    
    (cherry picked from commit da88f9bd9e30eb743132734d71c62ebb9c42b11e)

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

diff --git a/gcc/config/riscv/arch-canonicalize b/gcc/config/riscv/arch-canonicalize
index fd552551abae..34dad45233ae 100755
--- a/gcc/config/riscv/arch-canonicalize
+++ b/gcc/config/riscv/arch-canonicalize
@@ -32,7 +32,7 @@ import itertools
 from functools import reduce
 
 SUPPORTED_ISA_SPEC = ["2.2", "20190608", "20191213"]
-CANONICAL_ORDER = "imafdgqlcbkjtpvn"
+CANONICAL_ORDER = "imafdqlcbkjtpvnh"
 LONG_EXT_PREFIXES = ['z', 's', 'h', 'x']
 
 #