File 1375-erts-Fix-some-variable-not-used-warnings.patch of Package erlang

From d20b990cdab7277e8f814802d5866e1debc0ed50 Mon Sep 17 00:00:00 2001
From: Sverker Eriksson <sverker@erlang.org>
Date: Tue, 25 Jan 2022 18:33:12 +0100
Subject: [PATCH 1/3] erts: Fix some 'variable not used' warnings

---
 erts/emulator/beam/erl_db_util.c | 2 --
 erts/emulator/beam/erl_process.c | 6 +++++-
 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/erts/emulator/beam/erl_db_util.c b/erts/emulator/beam/erl_db_util.c
index 1c3738d3b6..db33ba47f1 100644
--- a/erts/emulator/beam/erl_db_util.c
+++ b/erts/emulator/beam/erl_db_util.c
@@ -4168,7 +4168,6 @@ static DMCRet dmc_all_bindings(DMCContext *context,
 			       int *constant)
 {
     int i;
-    int heap_used = 0;
 
     DMC_PUSH(*text, matchPushC);
     DMC_PUSH(*text, NIL);
@@ -4176,7 +4175,6 @@ static DMCRet dmc_all_bindings(DMCContext *context,
 	if (heap->vars[i].is_bound) {
 	    dmc_add_pushv_variant(context, heap, text, i);
 	    DMC_PUSH(*text, matchConsB);
-	    heap_used += 2;
 	}
     }
     ++context->stack_used;
diff --git a/erts/emulator/beam/erl_process.c b/erts/emulator/beam/erl_process.c
index 97315b0608..5c8ea660f2 100644
--- a/erts/emulator/beam/erl_process.c
+++ b/erts/emulator/beam/erl_process.c
@@ -4654,7 +4654,8 @@ do {									\
     run_queue_info[(QIX)].full_reds_history_change = (LAST_REDS);	\
 } while (0)
 
-#define ERTS_DBG_CHK_FULL_REDS_HISTORY(RQ)				\
+#ifdef DEBUG
+#  define ERTS_DBG_CHK_FULL_REDS_HISTORY(RQ)				\
 do {									\
     int sum__ = 0;							\
     int rix__;								\
@@ -4662,6 +4663,9 @@ do {									\
 	sum__ += (RQ)->full_reds_history[rix__];			\
     ASSERT(sum__ == (RQ)->full_reds_history_sum);			\
 } while (0);
+#else
+#  define ERTS_DBG_CHK_FULL_REDS_HISTORY(RQ)
+#endif
 
 #define ERTS_PRE_ALLOCED_MPATHS 8
 
-- 
2.34.1