--- elfutils/libelf/common.h
+++ elfutils/libelf/common.h
@@ -155,7 +155,7 @@ libelf_release_all (Elf *elf)
   (Var) = (sizeof (Var) == 1						      \
 	   ? (unsigned char) (Var)					      \
 	   : (sizeof (Var) == 2						      \
-	      ? bswap_16 (Var)						      \
+	      ? (unsigned short int) bswap_16 (Var)			      \
 	      : (sizeof (Var) == 4					      \
 		 ? bswap_32 (Var)					      \
 		 : bswap_64 (Var))))
@@ -164,7 +164,7 @@ libelf_release_all (Elf *elf)
   (Dst) = (sizeof (Var) == 1						      \
 	   ? (unsigned char) (Var)					      \
 	   : (sizeof (Var) == 2						      \
-	      ? bswap_16 (Var)						      \
+	      ? (unsigned short int) bswap_16 (Var)			      \
 	      : (sizeof (Var) == 4					      \
 		 ? bswap_32 (Var)					      \
 		 : bswap_64 (Var))))
--- elfutils/src/findtextrel.c
+++ elfutils/src/findtextrel.c
@@ -488,7 +488,11 @@ ptrcompare (const void *p1, const void *
 
 
 static void
-check_rel (size_t nsegments, struct segments segments[nsegments],
+check_rel (size_t nsegments, struct segments segments[
+#if __GNUC__ >= 4
+						      nsegments
+#endif
+	   ],
 	   GElf_Addr addr, Elf *elf, Elf_Scn *symscn, Dwarf *dw,
 	   const char *fname, bool more_than_one, void **knownsrcs)
 {