diff --git a/polymer/eduke32/Makefile.common b/polymer/eduke32/Makefile.common
index 6eda50262..860a153bc 100644
--- a/polymer/eduke32/Makefile.common
+++ b/polymer/eduke32/Makefile.common
@@ -88,7 +88,7 @@ endif
 
 BASECFLAGS=$(debug) -W -Wall -Wimplicit -Werror-implicit-function-declaration \
 	-funsigned-char -fno-strict-aliasing -DNO_GCC_BUILTINS -D_FORTIFY_SOURCE=2 \
-    $(F_JUMP_TABLES)
+        $(F_JUMP_TABLES) -Wno-unused-result
 
 BASECXXFLAGS= -fno-exceptions -fno-rtti
 BASEASFLAGS=-s #-g
diff --git a/polymer/eduke32/build/src/build.c b/polymer/eduke32/build/src/build.c
index fec2f5341..8c2dc487f 100644
--- a/polymer/eduke32/build/src/build.c
+++ b/polymer/eduke32/build/src/build.c
@@ -1917,7 +1917,7 @@ void overheadeditor(void)
                         dabuffer = (char *)ExtGetSectorCaption(i);
                         if (dabuffer[0] != 0)
                         {
-                            int32_t vdisp;
+                            int32_t vdisp = 0;
 
                             dax = 0;   //Get average point of sector
                             day = 0;
diff --git a/polymer/eduke32/build/src/polymer.c b/polymer/eduke32/build/src/polymer.c
index 8010f06ae..7d20f5413 100644
--- a/polymer/eduke32/build/src/polymer.c
+++ b/polymer/eduke32/build/src/polymer.c
@@ -3698,6 +3698,8 @@ static void         polymer_drawmdsprite(spritetype *tspr)
         spos[0] = (float)tspr->y;
         spos[1] = -(float)(tspr->z) / 16.0f;
         spos[2] = -(float)tspr->x;
+        
+        spos2[0] = spos2[1] = spos2[2] = 0.0f;
     }
 
     ang = (float)((tspr->ang+spriteext[tspr->owner].angoff) & 2047) / (2048.0f / 360.0f);
diff --git a/polymer/eduke32/build/src/polymost.c b/polymer/eduke32/build/src/polymost.c
index 3d80f853c..e8637f006 100644
--- a/polymer/eduke32/build/src/polymost.c
+++ b/polymer/eduke32/build/src/polymost.c
@@ -1654,7 +1654,7 @@ int32_t gloadtile_hi(int32_t dapic,int32_t dapalnum, int32_t facen, hicreplctyp
     static char *lastfn = NULL;
     static int32_t lastsize = 0;
 
-    int32_t startticks, didprint=0;
+    int32_t startticks=0, didprint=0;
 
     if (!hicr) return -1;
     if (facen > 0)
diff --git a/polymer/eduke32/source/astub.c b/polymer/eduke32/source/astub.c
index f1f341e72..d2e624209 100644
--- a/polymer/eduke32/source/astub.c
+++ b/polymer/eduke32/source/astub.c
@@ -7065,6 +7065,7 @@ static void Keys2d(void)
             {
             case 0:
                 printmessage16("MAP LIMITS EXCEEDED!");
+                x = y = z = 0;
                 break;
             case CORRUPT_SECTOR:
                 i = k&(MAXSECTORS-1);
@@ -7089,6 +7090,7 @@ static void Keys2d(void)
                 break;
             default:
                 k = 0;
+                x = y = z = 0;
                 break;
             }