Would you mind telling me how you reproduce these errors ?
I failed to reproduce this. Thanks



juzhe.zhong@rivai.ai
 
From: Andreas Schwab
Date: 2022-12-23 18:53
To: juzhe.zhong
CC: gcc-patches; kito.cheng; palmer
Subject: Re: [PATCH] RISC-V: Support VSETVL PASS for RVV support
How has this been tested?
 
In file included from ../../gcc/config/riscv/riscv-vsetvl.cc:89:
../../gcc/config/riscv/riscv-vsetvl.h: In member function 'riscv_vector::avl_info riscv_vector::vl_vtype_info::get_avl_info() const':
../../gcc/config/riscv/riscv-vsetvl.h:175:43: error: implicitly-declared 'constexpr riscv_vector::avl_info::avl_info(const riscv_vector::avl_info&)' is deprecated [-Werror=deprecated-copy]
  175 |   avl_info get_avl_info () const { return m_avl; }
      |                                           ^~~~~
../../gcc/config/riscv/riscv-vsetvl.h:131:13: note: because 'riscv_vector::avl_info' has user-provided 'riscv_vector::avl_info& riscv_vector::avl_info::operator=(const riscv_vector::avl_info&)'
  131 |   avl_info &operator= (const avl_info &);
      |             ^~~~~~~~
../../gcc/config/riscv/riscv-vsetvl.cc: In function 'bool change_insn(rtl_ssa::function_info*, rtl_ssa::insn_change, rtl_ssa::insn_info*, rtx)':
../../gcc/config/riscv/riscv-vsetvl.cc:823:27: error: unquoted whitespace character '\x0a' in format [-Werror=format-diag]
  823 |           pp_printf (&pp, "\n");
      |                           ^~~~
../../gcc/config/riscv/riscv-vsetvl.cc:847:27: error: unquoted whitespace character '\x0a' in format [-Werror=format-diag]
  847 |           pp_printf (&pp, "\n");
      |                           ^~~~
../../gcc/config/riscv/riscv-vsetvl.cc: In constructor 'riscv_vector::vl_vtype_info::vl_vtype_info(riscv_vector::avl_info, uint8_t, riscv_vector::vlmul_type, uint8_t, bool, bool)':
../../gcc/config/riscv/riscv-vsetvl.cc:905:5: error: implicitly-declared 'constexpr riscv_vector::avl_info::avl_info(const riscv_vector::avl_info&)' is deprecated [-Werror=deprecated-copy]
  905 |   : m_avl (avl_in), m_sew (sew_in), m_vlmul (vlmul_in), m_ratio (ratio_in),
      |     ^~~~~~~~~~~~~~
../../gcc/config/riscv/riscv-vsetvl.cc:859:1: note: because 'riscv_vector::avl_info' has user-provided 'riscv_vector::avl_info& riscv_vector::avl_info::operator=(const riscv_vector::avl_info&)'
  859 | avl_info::operator= (const avl_info &other)
      | ^~~~~~~~
../../gcc/config/riscv/riscv-vsetvl.cc: In member function 'void riscv_vector::vector_insn_info::dump(FILE*) const':
../../gcc/config/riscv/riscv-vsetvl.cc:1366:27: error: unquoted whitespace character '\x0a' in format [-Werror=format-diag]
1366 |           pp_printf (&pp, "\n");
      |                           ^~~~
cc1plus: all warnings being treated as errors
make[3]: *** [../../gcc/config/riscv/t-riscv:59: riscv-vsetvl.o] Error 1
 
-- 
Andreas Schwab, schwab@linux-m68k.org
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