runtime: Fix build failures with -D_FORTIFY_SOURCE=2.

[pf3gnuchains/gcc-fork.git] / libgo / runtime / print.c

diff --git a/libgo/runtime/print.c b/libgo/runtime/print.c
index c24304e..fcf57ea 100644 (file)
--- a/libgo/runtime/print.c
+++ b/libgo/runtime/print.c
@@ -17,13 +17,16 @@ gwrite(const void *v, int32 n)
        G* g = runtime_g();
 
        if(g == nil || g->writebuf == nil) {
-               runtime_write(2, v, n);
+               // Avoid -D_FORTIFY_SOURCE problems.
+               int rv __attribute__((unused));
+
+               rv = runtime_write(2, v, n);
                return;
        }
-       
+
        if(g->writenbuf == 0)
                return;
-       
+
        if(n > g->writenbuf)
                n = g->writenbuf;
        runtime_memmove(g->writebuf, v, n);