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From: "ebotcazou at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug target/115038] [14/15 regression] internal error in
 seh_cfa_offset with -O2 -fno-omit-frame-pointer
Date: Sun, 12 May 2024 16:33:21 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D115038

--- Comment #4 from Eric Botcazou <ebotcazou at gcc dot gnu.org> ---
Tentative fixlet:

diff --git a/gcc/fold-mem-offsets.cc b/gcc/fold-mem-offsets.cc
index 2e15b05529e..84b9623058b 100644
--- a/gcc/fold-mem-offsets.cc
+++ b/gcc/fold-mem-offsets.cc
@@ -491,7 +491,7 @@ fold_offsets (rtx_insn *insn, rtx reg, bool analyze, bi=
tmap
foldable_insns)
 {
   rtx_insn *def =3D get_single_def_in_bb (insn, reg);

-  if (!def || GET_CODE (PATTERN (def)) !=3D SET)
+  if (!def || RTX_FRAME_RELATED_P (def) || GET_CODE (PATTERN (def)) !=3D S=
ET)
     return 0;

   rtx dest =3D SET_DEST (PATTERN (def));=