7 files changed, 28 insertions, 13 deletions
diff --git a/quantum/keymap_common.c b/quantum/keymap_common.c
index 6cf4f031ff..9dafc8b516 100644
--- a/quantum/keymap_common.c
+++ b/quantum/keymap_common.c
@@ -179,5 +179,12 @@ uint16_t keymap_key_to_keycode(uint8_t layer, keypos_t key)
 __attribute__ ((weak))
 uint16_t keymap_function_id_to_action( uint16_t function_id )
 {
+    // The compiler sees the empty (weak) fn_actions and generates a warning
+    // This function should not be called in that case, so the warning is too strict
+    // If this function is called however, the keymap should have overridden fn_actions, and then the compile
+    // is comparing against the wrong array
+    #pragma GCC diagnostic push
+    #pragma GCC diagnostic ignored "-Warray-bounds"
 	return pgm_read_word(&fn_actions[function_id]);
+    #pragma GCC diagnostic pop
 }
diff --git a/quantum/keymap_extras/keymap_german_ch.h b/quantum/keymap_extras/keymap_german_ch.h
index 8332e00af3..67350d6602 100644
--- a/quantum/keymap_extras/keymap_german_ch.h
+++ b/quantum/keymap_extras/keymap_german_ch.h
@@ -33,6 +33,10 @@
 #define CH_E KC_E
 #define CH_F KC_F
 #define CH_G KC_G
+#ifdef CH_H
+// The ChibiOS ch.h file defines this...
+#undef CH_H
+#endif
 #define CH_H KC_H
 #define CH_I KC_I
 #define CH_J KC_J
diff --git a/quantum/process_keycode/process_printer.c b/quantum/process_keycode/process_printer.c
index 807f7a0b91..613af70183 100644
--- a/quantum/process_keycode/process_printer.c
+++ b/quantum/process_keycode/process_printer.c
@@ -20,12 +20,12 @@
 bool printing_enabled = false;
 uint8_t character_shift = 0;
 
-void enabled_printing() {
+void enable_printing(void) {
 	printing_enabled = true;
 	serial_init();
 }
 
-void disable_printing() {
+void disable_printing(void) {
 	printing_enabled = false;
 }
 
@@ -41,9 +41,14 @@ void print_char(char c) {
 	USB_Init();
 }
 
-void print_box_string(uint8_t text[]) {
-	uint8_t len = strlen(text);
-	uint8_t out[len * 3 + 8];
+void print_string(char c[]) {
+	for(uint8_t i = 0; i < strlen(c); i++)
+		print_char(c[i]);
+}
+
+void print_box_string(const char text[]) {
+	size_t len = strlen(text);
+	char out[len * 3 + 8];
 	out[0] = 0xDA;
 	for (uint8_t i = 0; i < len; i++) {
 		out[i+1] = 0xC4;
@@ -69,14 +74,9 @@ void print_box_string(uint8_t text[]) {
 	print_string(out); 
 }
 
-void print_string(char c[]) {
-	for(uint8_t i = 0; i < strlen(c); i++)
-		print_char(c[i]);
-}
-
 bool process_printer(uint16_t keycode, keyrecord_t *record) {
 	if (keycode == PRINT_ON) {
-		enabled_printing();
+		enable_printing();
 		return false;
 	}
 	if (keycode == PRINT_OFF) {
diff --git a/quantum/process_keycode/process_printer.h b/quantum/process_keycode/process_printer.h
index aa494ac8a7..71d3a4b56a 100644
--- a/quantum/process_keycode/process_printer.h
+++ b/quantum/process_keycode/process_printer.h
@@ -21,4 +21,6 @@
 
 #include "protocol/serial.h"
 
+bool process_printer(uint16_t keycode, keyrecord_t *record);
+
 #endif
diff --git a/quantum/process_keycode/process_printer_bb.c b/quantum/process_keycode/process_printer_bb.c
index 55d3b552b2..3a00f169d8 100644
--- a/quantum/process_keycode/process_printer_bb.c
+++ b/quantum/process_keycode/process_printer_bb.c
@@ -46,7 +46,7 @@ void serial_output(void) {
 }
 
 
-void enabled_printing() {
+void enable_printing() {
 	printing_enabled = true;
 	serial_output();
 	serial_high();
@@ -82,7 +82,7 @@ void print_string(char c[]) {
 
 bool process_printer(uint16_t keycode, keyrecord_t *record) {
 	if (keycode == PRINT_ON) {
-		enabled_printing();
+		enable_printing();
 		return false;
 	}
 	if (keycode == PRINT_OFF) {
diff --git a/quantum/process_keycode/process_unicode.c b/quantum/process_keycode/process_unicode.c
index 678a15234d..fd008eca12 100644
--- a/quantum/process_keycode/process_unicode.c
+++ b/quantum/process_keycode/process_unicode.c
@@ -15,6 +15,7 @@
  */
 #include "process_unicode.h"
 #include "action_util.h"
+#include "eeprom.h"
 
 static uint8_t first_flag = 0;
 
diff --git a/quantum/process_keycode/process_unicode_common.c b/quantum/process_keycode/process_unicode_common.c
index 1dbdec3e71..84b5d673dd 100644
--- a/quantum/process_keycode/process_unicode_common.c
+++ b/quantum/process_keycode/process_unicode_common.c
@@ -15,6 +15,7 @@
  */
 
 #include "process_unicode_common.h"
+#include "eeprom.h"
 
 static uint8_t input_mode;
 uint8_t mods;