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Diffstat (limited to 'gcc/config/s390/s390-protos.h')
-rw-r--r--gcc/config/s390/s390-protos.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/gcc/config/s390/s390-protos.h b/gcc/config/s390/s390-protos.h
index 3e72f5c00c2..bfefb0daa33 100644
--- a/gcc/config/s390/s390-protos.h
+++ b/gcc/config/s390/s390-protos.h
@@ -121,7 +121,7 @@ extern void s390_function_arg_advance (CUMULATIVE_ARGS *, enum machine_mode,
tree, int);
#ifdef RTX_CODE
extern rtx s390_function_arg (CUMULATIVE_ARGS *, enum machine_mode, tree, int);
-extern rtx s390_function_value (tree, enum machine_mode);
+extern rtx s390_function_value (const_tree, enum machine_mode);
extern void s390_va_start (tree, rtx);
#endif /* RTX_CODE */
#endif /* TREE_CODE */