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authorDavid S. Miller <davem@davemloft.net>2012-03-11 20:13:55 -0700
committerDavid S. Miller <davem@davemloft.net>2012-03-11 20:13:55 -0700
commita1bcbd4035ac2483dc10da150d4db46f3e1744f8 (patch)
tree7b43c18665f102f4f1e8748c0f376f67fe8410fb /sysdeps/unix/sysv/linux/sparc
parentcb9d617437084b4ebf02e50c0a82c5dd2582029a (diff)
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Fix some 64-bit sparc build warnings.
	* sysdeps/unix/sysv/linux/sparc/sparc64/makecontext.c
	(__makecontext): Fix signedness of pointer casts setting up 'sp'.
	* sysdeps/unix/sysv/linux/sparc/sysdep.h (INLINE_SYSCALL) Use 'long'
	for 'resultvar' otherwise things get truncated on 64-bit.
Diffstat (limited to 'sysdeps/unix/sysv/linux/sparc')
-rw-r--r--sysdeps/unix/sysv/linux/sparc/sparc64/makecontext.c4
-rw-r--r--sysdeps/unix/sysv/linux/sparc/sysdep.h6
2 files changed, 5 insertions, 5 deletions
diff --git a/sysdeps/unix/sysv/linux/sparc/sparc64/makecontext.c b/sysdeps/unix/sysv/linux/sparc/sparc64/makecontext.c
index 3bb4e7a28b..e925040d14 100644
--- a/sysdeps/unix/sysv/linux/sparc/sparc64/makecontext.c
+++ b/sysdeps/unix/sysv/linux/sparc/sparc64/makecontext.c
@@ -29,9 +29,9 @@ __makecontext (ucontext_t *ucp, void (*func) (void), int argc, ...)
   va_list ap;
   int i;
 
-  sp = (long *) ((long) ucp->uc_stack.ss_sp + ucp->uc_stack.ss_size);
+  sp = (unsigned long *) ((long) ucp->uc_stack.ss_sp + ucp->uc_stack.ss_size);
   sp -= (argc > 6 ? argc : 6) + 32;
-  sp = (long *) (((long) sp) & -16L);
+  sp = (unsigned long *) (((long) sp) & -16L);
   topsp = sp + (argc > 6 ? argc : 6) + 16;
 
   ucp->uc_mcontext.mc_gregs[MC_PC] = (long) func;
diff --git a/sysdeps/unix/sysv/linux/sparc/sysdep.h b/sysdeps/unix/sysv/linux/sparc/sysdep.h
index 542e94040c..fc955c236c 100644
--- a/sysdeps/unix/sysv/linux/sparc/sysdep.h
+++ b/sysdeps/unix/sysv/linux/sparc/sysdep.h
@@ -22,13 +22,13 @@
 #undef INLINE_SYSCALL
 #define INLINE_SYSCALL(name, nr, args...) 				\
 ({	INTERNAL_SYSCALL_DECL(err);  					\
-	unsigned int resultvar = INTERNAL_SYSCALL(name, err, nr, args);	\
+	unsigned long resultvar = INTERNAL_SYSCALL(name, err, nr, args);\
 	if (INTERNAL_SYSCALL_ERROR_P (resultvar, err))			\
 	  {		     			       		   	\
 	    __set_errno (INTERNAL_SYSCALL_ERRNO (resultvar, err));	\
-	    resultvar = 0xffffffff;			    		\
+	    resultvar = (unsigned long) -1;				\
 	  } 	      							\
-	(int) resultvar;						\
+	(long) resultvar;						\
 })
 
 #undef INTERNAL_SYSCALL_DECL