2005-11-17  Frédéric Riss  <frederic.riss@st.com>
        
                * dwarf2-frame.c: (execute_cfa_program): Don't access 
		past the allocated dwarf2_frame_state.initial.regs.


Index: dwarf2-frame.c
===================================================================
--- dwarf2-frame.c	(revision 98)
+++ dwarf2-frame.c	(working copy)
@@ -294,7 +294,13 @@
 	  gdb_assert (fs->initial.reg);
 	  reg = insn & 0x3f;
 	  dwarf2_frame_state_alloc_regs (&fs->regs, reg + 1);
-	  fs->regs.reg[reg] = fs->initial.reg[reg];
+	  if (reg < fs->initial.num_regs)
+	      fs->regs.reg[reg] = fs->initial.reg[reg];
+	  else 
+	      /* We certainly shouldn't get here. If we do, then the compiler
+		 generated frame information asking for the restoration
+		 of something that wasn't initialized. */
+	      fs->regs.reg[reg].how = DWARF2_FRAME_REG_UNSPECIFIED;
 	}
       else
 	{