diff --git a/HISTORY b/HISTORY
index 7d54b625..c9781b57 100644
--- a/HISTORY
+++ b/HISTORY
@@ -7272,7 +7272,7 @@ Video Disk Recorder Revision History
   ".keep" to prevent a directory from being deleted when it is empty. Currently the
   only file name that is ignored is ".sort".
 
-2012-10-04: Version 1.7.32
+2012-10-07: Version 1.7.32
 
 - Pressing the Play key during normal live viewing mode now opens the Recordings menu
   if there is no "last viewed" recording (thanks to Alexander Wenzel).
@@ -7288,3 +7288,4 @@ Video Disk Recorder Revision History
 - Changed DTV_DVBT2_PLP_ID to DTV_STREAM_ID in dvbdevice.c to adapt to an incompatible
   change in DVB API 5.8 (reported by Derek Kelly).
   Removed the meanwhile obsolete definition of FE_CAN_TURBO_FEC.
+- Fixed some compiler warnings under gcc version 4.7.1.
diff --git a/ci.c b/ci.c
index ebed3204..904697eb 100644
--- a/ci.c
+++ b/ci.c
@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: ci.c 2.9 2012/05/29 11:13:40 kls Exp $
+ * $Id: ci.c 2.10 2012/10/07 11:11:18 kls Exp $
  */
 
 #include "ci.h"
@@ -845,9 +845,9 @@ void cCiDateTime::SendDateTime(void)
      int D = tm_gmt.tm_mday;
      int L = (M == 1 || M == 2) ? 1 : 0;
      int MJD = 14956 + D + int((Y - L) * 365.25) + int((M + 1 + L * 12) * 30.6001);
-#define DEC2BCD(d) (((d / 10) << 4) + (d % 10))
+#define DEC2BCD(d) uint8_t(((d / 10) << 4) + (d % 10))
      struct tTime { uint16_t mjd; uint8_t h, m, s; short offset; };
-     tTime T = { mjd : htons(MJD), h : DEC2BCD(tm_gmt.tm_hour), m : DEC2BCD(tm_gmt.tm_min), s : DEC2BCD(tm_gmt.tm_sec), offset : htons(tm_loc.tm_gmtoff / 60) };
+     tTime T = { mjd : htons(MJD), h : DEC2BCD(tm_gmt.tm_hour), m : DEC2BCD(tm_gmt.tm_min), s : DEC2BCD(tm_gmt.tm_sec), offset : short(htons(tm_loc.tm_gmtoff / 60)) };
      bool OldDumpTPDUDataTransfer = DumpTPDUDataTransfer;
      DumpTPDUDataTransfer &= DumpDateTime;
      if (DumpDateTime)
diff --git a/dvbdevice.c b/dvbdevice.c
index 0ea7a2e3..d3ade755 100644
--- a/dvbdevice.c
+++ b/dvbdevice.c
@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: dvbdevice.c 2.73 2012/10/04 12:44:13 kls Exp $
+ * $Id: dvbdevice.c 2.74 2012/10/07 11:11:30 kls Exp $
  */
 
 #include "dvbdevice.h"
@@ -410,7 +410,7 @@ cString cDvbTuner::GetBondingParams(const cChannel *Channel) const
         return diseqc->Commands();
      }
   else {
-     bool ToneOff = Channel->Frequency() < (unsigned int)Setup.LnbSLOF;
+     bool ToneOff = Channel->Frequency() < Setup.LnbSLOF;
      bool VoltOff = dtp.Polarization() == 'V' || dtp.Polarization() == 'R';
      return cString::sprintf("%c %c", ToneOff ? 't' : 'T', VoltOff ? 'v' : 'V');
      }
@@ -576,40 +576,52 @@ int cDvbTuner::GetSignalQuality(void) const
            return 3;
         return 4;
         }
+#ifdef DEBUG_SIGNALQUALITY
      bool HasSnr = true;
+#endif
      uint16_t Snr;
      while (1) {
            if (ioctl(fd_frontend, FE_READ_SNR, &Snr) != -1)
               break;
            if (errno == EOPNOTSUPP) {
               Snr = 0xFFFF;
+#ifdef DEBUG_SIGNALQUALITY
               HasSnr = false;
+#endif
               break;
               }
            if (errno != EINTR)
               return -1;
            }
+#ifdef DEBUG_SIGNALQUALITY
      bool HasBer = true;
+#endif
      uint32_t Ber;
      while (1) {
            if (ioctl(fd_frontend, FE_READ_BER, &Ber) != -1)
               break;
            if (errno == EOPNOTSUPP) {
               Ber = 0;
+#ifdef DEBUG_SIGNALQUALITY
               HasBer = false;
+#endif
               break;
               }
            if (errno != EINTR)
               return -1;
            }
+#ifdef DEBUG_SIGNALQUALITY
      bool HasUnc = true;
+#endif
      uint32_t Unc;
      while (1) {
            if (ioctl(fd_frontend, FE_READ_UNCORRECTED_BLOCKS, &Unc) != -1)
               break;
            if (errno == EOPNOTSUPP) {
               Unc = 0;
+#ifdef DEBUG_SIGNALQUALITY
               HasUnc = false;
+#endif
               break;
               }
            if (errno != EINTR)
diff --git a/themes.h b/themes.h
index 56242936..e51464f8 100644
--- a/themes.h
+++ b/themes.h
@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: themes.h 1.2 2007/08/05 14:10:22 kls Exp $
+ * $Id: themes.h 2.1 2012/10/07 11:11:43 kls Exp $
  */
 
 #ifndef __THEMES_H
@@ -56,7 +56,7 @@ public:
   };
 
 // A helper macro that simplifies defining theme colors.
-#define THEME_CLR(Theme, Subject, Color) static const int Subject = Theme.AddColor(#Subject, Color)
+#define THEME_CLR(Theme, Subject, Color) static const tColor Subject = Theme.AddColor(#Subject, Color)
 
 class cThemes {
 private: