Index: uspace/lib/c/arch/sparc64/Makefile.common
===================================================================
--- uspace/lib/c/arch/sparc64/Makefile.common	(revision 63f89665fc0283c1661274dc636d5a66e03d48b4)
+++ uspace/lib/c/arch/sparc64/Makefile.common	(revision 90924df6f05e59a15f5187cb8b525c6bb8351392)
@@ -27,5 +27,5 @@
 #
 
-GCC_CFLAGS += -mcpu=ultrasparc -m64
+GCC_CFLAGS += -mcpu=ultrasparc -m64 -mcmodel=medlow
 LFLAGS = -no-check-sections