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* [gcc r14-9278] SH: Fix 101737
@ 2024-03-03  6:00 Oleg Endo
  0 siblings, 0 replies; only message in thread
From: Oleg Endo @ 2024-03-03  6:00 UTC (permalink / raw)
  To: gcc-cvs

https://gcc.gnu.org/g:4ff8ffe7331cf174668cf5c729fd68ff327ab014

commit r14-9278-g4ff8ffe7331cf174668cf5c729fd68ff327ab014
Author: Oleg Endo <olegendo@gcc.gnu.org>
Date:   Sun Mar 3 14:58:58 2024 +0900

    SH: Fix 101737
    
    gcc/ChangeLog:
            PR target/101737
            * config/sh/sh.cc (sh_is_nott_insn): Handle case where the input
            is not an insn, but e.g. a code label.

Diff:
---
 gcc/config/sh/sh.cc | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/gcc/config/sh/sh.cc b/gcc/config/sh/sh.cc
index 27777c411c3..ef3c2e6791d 100644
--- a/gcc/config/sh/sh.cc
+++ b/gcc/config/sh/sh.cc
@@ -11767,7 +11767,8 @@ sh_insn_operands_modified_between_p (rtx_insn* operands_insn,
 bool
 sh_is_nott_insn (const rtx_insn* i)
 {
-  return i != NULL && GET_CODE (PATTERN (i)) == SET
+  return i != NULL_RTX && PATTERN (i) != NULL_RTX
+	 && GET_CODE (PATTERN (i)) == SET
 	 && t_reg_operand (XEXP (PATTERN (i), 0), VOIDmode)
 	 && negt_reg_operand (XEXP (PATTERN (i), 1), VOIDmode);
 }

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