[PATCH 2/4] Use const for some function arguments.

[Martin Liska]

gcc/ChangeLog:

2020-02-04  Martin Liska  <mli...@suse.cz>

        PR c/92472.
        * alloc-pool.h: Use const for some arguments.
        * bitmap.h: Likewise.
        * mem-stats.h: Likewise.
        * sese.h (get_entry_bb): Likewise.
        (get_exit_bb): Likewise.
---
 gcc/alloc-pool.h | 2 +-
 gcc/bitmap.h     | 2 +-
 gcc/mem-stats.h  | 4 ++--
 gcc/sese.h       | 4 ++--
 4 files changed, 6 insertions(+), 6 deletions(-)


diff --git a/gcc/alloc-pool.h b/gcc/alloc-pool.h
index 1686a8b5f91..fd7194bfea4 100644
--- a/gcc/alloc-pool.h
+++ b/gcc/alloc-pool.h
@@ -60,7 +60,7 @@ public:
 
   /* Dump usage coupled to LOC location, where TOTAL is sum of all rows.  */
   inline void
-  dump (mem_location *loc, mem_usage &total) const
+  dump (mem_location *loc, const mem_usage &total) const
   {
     char *location_string = loc->to_string ();
 
diff --git a/gcc/bitmap.h b/gcc/bitmap.h
index d52fd5bb905..b481f4b2606 100644
--- a/gcc/bitmap.h
+++ b/gcc/bitmap.h
@@ -237,7 +237,7 @@ public:
 
   /* Dump usage coupled to LOC location, where TOTAL is sum of all rows.  */
   inline void
-  dump (mem_location *loc, mem_usage &total) const
+  dump (mem_location *loc, const mem_usage &total) const
   {
     char *location_string = loc->to_string ();
 
diff --git a/gcc/mem-stats.h b/gcc/mem-stats.h
index 21d038bb370..4a3177dd4fc 100644
--- a/gcc/mem-stats.h
+++ b/gcc/mem-stats.h
@@ -70,7 +70,7 @@ public:
 
   /* Return true if the memory location is equal to OTHER.  */
   int
-  equal (mem_location &other)
+  equal (const mem_location &other)
   {
     return m_filename == other.m_filename && m_function == other.m_function
       && m_line == other.m_line;
@@ -203,7 +203,7 @@ public:
 
   /* Dump usage coupled to LOC location, where TOTAL is sum of all rows.  */
   inline void
-  dump (mem_location *loc, mem_usage &total) const
+  dump (mem_location *loc, const mem_usage &total) const
   {
     char *location_string = loc->to_string ();
 
diff --git a/gcc/sese.h b/gcc/sese.h
index 8afea28b07e..74d3fe3cd8a 100644
--- a/gcc/sese.h
+++ b/gcc/sese.h
@@ -45,7 +45,7 @@ void dump_sese (const sese_l &);
 /* Get the entry of an sese S.  */
 
 static inline basic_block
-get_entry_bb (sese_l &s)
+get_entry_bb (const sese_l &s)
 {
   return s.entry->dest;
 }
@@ -53,7 +53,7 @@ get_entry_bb (sese_l &s)
 /* Get the exit of an sese S.  */
 
 static inline basic_block
-get_exit_bb (sese_l &s)
+get_exit_bb (const sese_l &s)
 {
   return s.exit->src;
 }