silence gcc warnings: missing prototypes and unused variables

R=ken
OCL=19583
CL=19583

diff --git a/src/cmd/6g/gen.c b/src/cmd/6g/gen.c
index 357903fe79b4d7a5d1d125778555229e897031fa..4851f5ad9c980d24ea73f29f681119ac968667d4 100644 (file)
--- a/src/cmd/6g/gen.c
+++ b/src/cmd/6g/gen.c
@@ -6,6 +6,7 @@
 #undef EXTERN
 #define        EXTERN
 #include "gg.h"
+#include "opt.h"
 
 enum
 {
@@ -515,7 +516,7 @@ swgen(Node *n)
        Case *s0, *se, *s, *sa;
        Prog *p1, *dflt;
        int32 lno;
-       int any, nc, w;
+       int any, nc;
        Iter save1, save2;
 
 // botch - put most of this code in

diff --git a/src/cmd/6g/opt.h b/src/cmd/6g/opt.h
index f51cd75fcb7052e7420c48e57027c449197fa57c..a73e45ffc71c74a763c0448be4dd6f27d7385a3b 100644 (file)
--- a/src/cmd/6g/opt.h
+++ b/src/cmd/6g/opt.h
@@ -149,6 +149,7 @@ Bits        blsh(uint);
 int    beq(Bits, Bits);
 int    bset(Bits, uint);
 int    Qconv(Fmt *fp);
+int    bitno(int32);
 
 /*
  * reg.c

diff --git a/src/cmd/6g/reg.c b/src/cmd/6g/reg.c
index 70b936ee7aab48317afb23f0a2f97d53c00fa6fc..3e319919dba752d31d976b3ea6926a420e2b3cd5 100644 (file)
--- a/src/cmd/6g/reg.c
+++ b/src/cmd/6g/reg.c
@@ -36,7 +36,7 @@
 #define        P2R(p)  (Reg*)(p->reg)
 #define        MAGIC   0xb00fbabe
 
-static first   = 1;
+static int     first   = 1;
 static void    dumpit(char *str, Reg *r0);
 static int     noreturn(Prog *p);
 
@@ -73,8 +73,8 @@ rcmp(const void *a1, const void *a2)
 void
 regopt(Prog *firstp)
 {
-       Reg *r, *r1, *r2;
-       Prog *p1, *p;
+       Reg *r, *r1;
+       Prog *p;
        int i, z, nr;
        uint32 vreg;
        Bits bit;