reload1: Change return type of predicate function from int to bool

gcc/ChangeLog:

	* rtl.h (function_invariant_p): Change return type from int to bool.
	* reload1.cc (function_invariant_p): Change return type from
	int to bool and adjust function body accordingly.

1 files changed, 1 insertions, 1 deletions

diff --git a/gcc/rtl.h b/gcc/rtl.h
index 4c993e8..988691f 100644
--- a/gcc/rtl.h
+++ b/gcc/rtl.h
@@ -4307,7 +4307,7 @@ extern void fix_register (const char *, int, int);
 extern const HARD_REG_SET *valid_mode_changes_for_regno (unsigned int);
 
 /* In reload1.cc */
-extern int function_invariant_p (const_rtx);
+extern bool function_invariant_p (const_rtx);
 
 /* In calls.cc */
 enum libcall_type