diff --git a/ChangeLog b/ChangeLog
index 868d0eb63..746700835 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2008-03-15  Paolo Bonzini  <bonzini@gnu.org>
+
+	* lightning/ppc/core.h: Avoid some "value computed is not used"
+	warnings.
+	* lightnings/tests/allocai.c: Silence other warnings.
+
 2008-03-14  Paolo Bonzini  <bonzini@gnu.org>
 
 	* lightningize.in: Fix some problems (not all).
diff --git a/lightning/ppc/core.h b/lightning/ppc/core.h
index 2afa6c368..c26566d64 100644
--- a/lightning/ppc/core.h
+++ b/lightning/ppc/core.h
@@ -196,7 +196,7 @@ struct jit_local_state {
 #define jit_bosubi_ui(label, rs, is)	(jit_chk_ims ((is), SUBICri((rs), (rs), is), SUBCrr((rs), JIT_AUX)),       MCRXRi(0), BEQi((label)), _jit.x.pc)
 #define jit_boaddr_ui(label, s1, s2)	(		  			     ADDCrr((s1), (s1), (s2)), 	   MCRXRi(0), BEQi((label)), _jit.x.pc)
 #define jit_bosubr_ui(label, s1, s2)	(		  			     SUBCrr((s1), (s1), (s2)), 	   MCRXRi(0), BEQi((label)), _jit.x.pc)
-#define jit_calli(label)	        (jit_movi_p(JIT_AUX, (label)), MTCTRr(JIT_AUX), BCTRL(), _jitl.nextarg_puti = _jitl.nextarg_putf = _jitl.nextarg_putd = 0, _jit.x.pc)
+#define jit_calli(label)	        ((void)jit_movi_p(JIT_AUX, (label)), MTCTRr(JIT_AUX), BCTRL(), _jitl.nextarg_puti = _jitl.nextarg_putf = _jitl.nextarg_putd = 0, _jit.x.pc)
 #define jit_callr(reg)			(MTCTRr(reg), BCTRL())
 #define jit_divi_i(d, rs, is)		jit_big_ims((is), DIVWrrr ((d), (rs), JIT_AUX))
 #define jit_divi_ui(d, rs, is)	jit_big_imu((is), DIVWUrrr((d), (rs), JIT_AUX))
diff --git a/lightning/ppc/funcs.h b/lightning/ppc/funcs.h
index 011ae6ea0..131687bd2 100644
--- a/lightning/ppc/funcs.h
+++ b/lightning/ppc/funcs.h
@@ -92,7 +92,6 @@ _jit_epilog(jit_state *jit)
 {
   int n = _jitl.nbArgs;
   int first_saved_reg = JIT_AUX - n;
-  int num_saved_regs = 32 - first_saved_reg;
   int frame_size = (_jitl.frame_size + 15) & ~15;
 
 #ifdef __APPLE__
@@ -123,7 +122,7 @@ _jit_epilog(jit_state *jit)
 static void
 _jit_prolog(jit_state *jit, int n)
 {
-  int orig_frame_size, frame_size;
+  int frame_size;
   int i;
   int first_saved_reg = JIT_AUX - n;
   int num_saved_regs = 32 - first_saved_reg;
diff --git a/tests/allocai.c b/tests/allocai.c
index c9947b4ab..8350dc670 100644
--- a/tests/allocai.c
+++ b/tests/allocai.c
@@ -69,10 +69,10 @@ generate_function_proxy (int_return_int_t func)
 
   /* Display a failure message.  */
   jit_patch (branch);
-  jit_movi_p (JIT_R2, failure_message);
+  (void)jit_movi_p (JIT_R2, failure_message);
   jit_prepare (1);
   jit_pusharg_p (JIT_R2);
-  jit_finish (printf);
+  (void)jit_finish (printf);
 
   /* Leave.  */
   jit_movr_i (JIT_RET, JIT_V1);