* fr30-opc.c: Regenerate.

        * frv-opc.c: Regenerate.
        * ip2k-opc.c: Regenerate.
        * iq2000-opc.c: Regenerate.
        * lm32-opc.c: Regenerate.
        * m32c-opc.c: Regenerate.
        * m32r-opc.c: Regenerate.
        * mep-opc.c: Regenerate.
        * mt-opc.c: Regenerate.
        * xc16x-opc.c: Regenerate.
        * xstormy16-opc.c: Regenerate.
        * tic54x-dis.c (print_instruction): Avoid compiler warning on
        sprintf call.

        * opc-itab.scm (<>_cgen_init_opcode_table): Avoid compiler warning
        about calling memset with a zero length.

diff --git a/ChangeLog b/ChangeLog
index 0f13b553e583c12519eefef779b408e1be5ec50b..81c6c1cc9c68a8a2f39dc7619d9f670b1d6709b7 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2009-02-18  Pierre Muller  <muller@ics.u-strasbg.fr>
+
+       * opc-itab.scm (<>_cgen_init_opcode_table): Avoid compiler warning
+       about calling memset with a zero length.
+
 2009-02-03  DJ Delorie  <dj@redhat.com>
 
        * cpu/mep-core.cpu: Update to new MeP configuration.

diff --git a/opc-itab.scm b/opc-itab.scm
index c05b949c35fce57b7fa22551f2d82372162bb4a2..ffa28319f782568a757196ab9a4d97dba2681116 100644 (file)
--- a/opc-itab.scm
+++ b/opc-itab.scm
@@ -645,7 +645,10 @@ void
   const CGEN_OPCODE *oc = & @arch@_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];