[gcc r14-4351] RISC-V: Use safe_grow_cleared for vector info [PR111649]

Patrick O'Neill poneill@gcc.gnu.org
Sat Sep 30 23:09:50 GMT 2023


https://gcc.gnu.org/g:04e772bbdcbc1cea67cd498c1a45e4360bf5f8e1

commit r14-4351-g04e772bbdcbc1cea67cd498c1a45e4360bf5f8e1
Author: Patrick O'Neill <patrick@rivosinc.com>
Date:   Sat Sep 30 15:50:11 2023 -0700

    RISC-V: Use safe_grow_cleared for vector info [PR111649]
    
    Resolves a riscv*-*-* bootstrap failure due to a newly-turned-on assert.
    
    2023-09-30  Jakub Jelinek  <jakub@redhat.com>
    
    gcc/ChangeLog:
    
            PR target/111649
    
            * config/riscv/riscv-vsetvl.cc (vector_infos_manager::vector_infos_manager):
            Replace safe_grow with safe_grow_cleared.

Diff:
---
 gcc/config/riscv/riscv-vsetvl.cc | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/gcc/config/riscv/riscv-vsetvl.cc b/gcc/config/riscv/riscv-vsetvl.cc
index af8c31d873c..4b06d93e7f9 100644
--- a/gcc/config/riscv/riscv-vsetvl.cc
+++ b/gcc/config/riscv/riscv-vsetvl.cc
@@ -2417,8 +2417,8 @@ vector_infos_manager::vector_infos_manager ()
   vector_antin = nullptr;
   vector_antout = nullptr;
   vector_earliest = nullptr;
-  vector_insn_infos.safe_grow (get_max_uid ());
-  vector_block_infos.safe_grow (last_basic_block_for_fn (cfun));
+  vector_insn_infos.safe_grow_cleared (get_max_uid ());
+  vector_block_infos.safe_grow_cleared (last_basic_block_for_fn (cfun));
   if (!optimize)
     {
       basic_block cfg_bb;


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