bfd/

[binutils-gdb.git] / opcodes / m32r-opc.c

diff --git a/opcodes/m32r-opc.c b/opcodes/m32r-opc.c
index 807cba011ca2b5bc3aab07a15bf477d1c248149c..3455b1daefa8cf38cd4004b464cf039b3e12dd39 100644 (file)
--- a/opcodes/m32r-opc.c
+++ b/opcodes/m32r-opc.c
@@ -1797,7 +1797,10 @@ m32r_cgen_init_opcode_table (CGEN_CPU_DESC cd)
   const CGEN_OPCODE *oc = & m32r_cgen_macro_insn_opcode_table[0];
   CGEN_INSN *insns = xmalloc (num_macros * sizeof (CGEN_INSN));
 
-  memset (insns, 0, num_macros * sizeof (CGEN_INSN));
+  /* This test has been added to avoid a warning generated
+     if memset is called with a third argument of value zero.  */
+  if (num_macros >= 1)
+    memset (insns, 0, num_macros * sizeof (CGEN_INSN));
   for (i = 0; i < num_macros; ++i)
     {
       insns[i].base = &ib[i];