[Bug target/105980] [11/12/13 Regression] ICE in final_scan_insn_1, at final.cc:2811

[hjl.tools at gmail dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105980

--- Comment #6 from H.J. Lu <hjl.tools at gmail dot com> ---
(In reply to Jakub Jelinek from comment #5)
> So, shall we temporarily disable -mforce-indirect-call during the mi thunk
> output?

Something like this

diff --git a/gcc/config/i386/i386.cc b/gcc/config/i386/i386.cc
index e03f86d4a23..394fcac53a2 100644
--- a/gcc/config/i386/i386.cc
+++ b/gcc/config/i386/i386.cc
@@ -21382,6 +21382,7 @@ x86_output_mi_thunk (FILE *file, tree thunk_fndecl,
HOST_WIDE_INT delta,
   rtx this_reg, tmp, fnaddr;
   unsigned int tmp_regno;
   rtx_insn *insn;
+  int saved_flag_force_indirect_call = flag_force_indirect_call;

   if (TARGET_64BIT)
     tmp_regno = R10_REG;
@@ -21394,6 +21395,9 @@ x86_output_mi_thunk (FILE *file, tree thunk_fndecl,
HOST_WIDE_INT delta,
   tmp_regno = DX_REG;
       else
   tmp_regno = CX_REG;
+
+      if (flag_pic)
+  flag_force_indirect_call = 0;
     }

   emit_note (NOTE_INSN_PROLOGUE_END);
@@ -21561,6 +21565,8 @@ x86_output_mi_thunk (FILE *file, tree thunk_fndecl,
HOST_WIDE_INT delta,
   final (insn, file, 1);
   final_end_function ();
   assemble_end_function (thunk_fndecl, fnname);
+
+  flag_force_indirect_call = saved_flag_force_indirect_call;
 }

 static void