Keyboard: fixed build break (size overflow) HelixPico with Backlight or Underglow (#3546)

* build break fix for HelixPico

* add customize variable 'Link_Time_Optimization' into rev2 and pico keymaps rules.mk

* "CFLAGS += -flto" change to "EXTRAFLAGS += -flto"

* add USE_Link_Time_Optimization macro

6 files changed, 30 insertions, 0 deletions

diff --git a/keyboards/helix/rev2/keymaps/default/rules.mk b/keyboards/helix/rev2/keymaps/default/rules.mk
index 4174a30457..5340a74ba2 100644
--- a/keyboards/helix/rev2/keymaps/default/rules.mk
+++ b/keyboards/helix/rev2/keymaps/default/rules.mk
@@ -36,6 +36,7 @@ LED_BACK_ENABLE = no        # LED backlight (Enable WS2812 RGB underlight.)
 LED_UNDERGLOW_ENABLE = no   # LED underglow (Enable WS2812 RGB underlight.)
 LED_ANIMATIONS = yes        # LED animations
 IOS_DEVICE_ENABLE = no      # connect to IOS device (iPad,iPhone)
+Link_Time_Optimization = no # if firmware size over limit, try this option
 
 ####  LED_BACK_ENABLE and LED_UNDERGLOW_ENABLE.
 ####    Do not enable these with audio at the same time.
@@ -110,6 +111,10 @@ ifeq ($(strip $(LOCAL_GLCDFONT)), yes)
     OPT_DEFS += -DLOCAL_GLCDFONT
 endif
 
+ifeq ($(strip $(Link_Time_Optimization)),yes)
+    EXTRAFLAGS += -flto -DUSE_Link_Time_Optimization
+endif
+
 # Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
 SLEEP_LED_ENABLE = no    # Breathing sleep LED during USB suspend
 
diff --git a/keyboards/helix/rev2/keymaps/edvorakjp/rules.mk b/keyboards/helix/rev2/keymaps/edvorakjp/rules.mk
index d8fc35c486..67da9c370b 100644
--- a/keyboards/helix/rev2/keymaps/edvorakjp/rules.mk
+++ b/keyboards/helix/rev2/keymaps/edvorakjp/rules.mk
@@ -35,6 +35,7 @@ LED_BACK_ENABLE = no        # LED backlight (Enable WS2812 RGB underlight.)
 LED_UNDERGLOW_ENABLE = no   # LED underglow (Enable WS2812 RGB underlight.)
 LED_ANIMATIONS = yes        # LED animations
 IOS_DEVICE_ENABLE = no      # connect to IOS device (iPad,iPhone)
+Link_Time_Optimization = no # if firmware size over limit, try this option
 
 ####  LED_BACK_ENABLE and LED_UNDERGLOW_ENABLE.
 ####    Do not enable these with audio at the same time.
@@ -113,6 +114,10 @@ ifeq ($(strip $(LOCAL_GLCDFONT)), yes)
   OPT_DEFS += -DLOCAL_GLCDFONT
 endif
 
+ifeq ($(strip $(Link_Time_Optimization)),yes)
+    EXTRAFLAGS += -flto -DUSE_Link_Time_Optimization
+endif
+
 # Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
 SLEEP_LED_ENABLE = no    # Breathing sleep LED during USB suspend
 
diff --git a/keyboards/helix/rev2/keymaps/five_rows/rules.mk b/keyboards/helix/rev2/keymaps/five_rows/rules.mk
index 53a00d8d4d..402f855ae1 100644
--- a/keyboards/helix/rev2/keymaps/five_rows/rules.mk
+++ b/keyboards/helix/rev2/keymaps/five_rows/rules.mk
@@ -36,6 +36,7 @@ LED_BACK_ENABLE = no        # LED backlight (Enable WS2812 RGB underlight.)
 LED_UNDERGLOW_ENABLE = no   # LED underglow (Enable WS2812 RGB underlight.)
 LED_ANIMATIONS = yes        # LED animations
 IOS_DEVICE_ENABLE = no      # connect to IOS device (iPad,iPhone)
+Link_Time_Optimization = no # if firmware size over limit, try this option
 
 ####  LED_BACK_ENABLE and LED_UNDERGLOW_ENABLE.
 ####    Do not enable these with audio at the same time.
@@ -110,6 +111,10 @@ ifeq ($(strip $(LOCAL_GLCDFONT)), yes)
     OPT_DEFS += -DLOCAL_GLCDFONT
 endif
 
+ifeq ($(strip $(Link_Time_Optimization)),yes)
+    EXTRAFLAGS += -flto -DUSE_Link_Time_Optimization
+endif
+
 # Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
 SLEEP_LED_ENABLE = no    # Breathing sleep LED during USB suspend
 
diff --git a/keyboards/helix/rev2/keymaps/five_rows_jis/rules.mk b/keyboards/helix/rev2/keymaps/five_rows_jis/rules.mk
index 4174a30457..5340a74ba2 100644
--- a/keyboards/helix/rev2/keymaps/five_rows_jis/rules.mk
+++ b/keyboards/helix/rev2/keymaps/five_rows_jis/rules.mk
@@ -36,6 +36,7 @@ LED_BACK_ENABLE = no        # LED backlight (Enable WS2812 RGB underlight.)
 LED_UNDERGLOW_ENABLE = no   # LED underglow (Enable WS2812 RGB underlight.)
 LED_ANIMATIONS = yes        # LED animations
 IOS_DEVICE_ENABLE = no      # connect to IOS device (iPad,iPhone)
+Link_Time_Optimization = no # if firmware size over limit, try this option
 
 ####  LED_BACK_ENABLE and LED_UNDERGLOW_ENABLE.
 ####    Do not enable these with audio at the same time.
@@ -110,6 +111,10 @@ ifeq ($(strip $(LOCAL_GLCDFONT)), yes)
     OPT_DEFS += -DLOCAL_GLCDFONT
 endif
 
+ifeq ($(strip $(Link_Time_Optimization)),yes)
+    EXTRAFLAGS += -flto -DUSE_Link_Time_Optimization
+endif
+
 # Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
 SLEEP_LED_ENABLE = no    # Breathing sleep LED during USB suspend
 
diff --git a/keyboards/helix/rev2/keymaps/froggy/rules.mk b/keyboards/helix/rev2/keymaps/froggy/rules.mk
index 2052b8f4e3..aa97964134 100644
--- a/keyboards/helix/rev2/keymaps/froggy/rules.mk
+++ b/keyboards/helix/rev2/keymaps/froggy/rules.mk
@@ -36,6 +36,7 @@ LED_BACK_ENABLE = yes        # LED backlight (Enable WS2812 RGB underlight.)
 LED_UNDERGLOW_ENABLE = no   # LED underglow (Enable WS2812 RGB underlight.)
 LED_ANIMATIONS = yes        # LED animations
 IOS_DEVICE_ENABLE = no      # connect to IOS device (iPad,iPhone)
+Link_Time_Optimization = no # if firmware size over limit, try this option
 
 ####  LED_BACK_ENABLE and LED_UNDERGLOW_ENABLE.
 ####    Do not enable these with audio at the same time.
@@ -110,6 +111,10 @@ ifeq ($(strip $(LOCAL_GLCDFONT)), yes)
     OPT_DEFS += -DLOCAL_GLCDFONT
 endif
 
+ifeq ($(strip $(Link_Time_Optimization)),yes)
+    EXTRAFLAGS += -flto -DUSE_Link_Time_Optimization
+endif
+
 # Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
 SLEEP_LED_ENABLE = no    # Breathing sleep LED during USB suspend
 
diff --git a/keyboards/helix/rev2/keymaps/led_test/rules.mk b/keyboards/helix/rev2/keymaps/led_test/rules.mk
index b3cd5ee42a..c7ee75c36b 100644
--- a/keyboards/helix/rev2/keymaps/led_test/rules.mk
+++ b/keyboards/helix/rev2/keymaps/led_test/rules.mk
@@ -36,6 +36,7 @@ LED_BACK_ENABLE = yes        # LED backlight (Enable WS2812 RGB underlight.)
 LED_UNDERGLOW_ENABLE = no   # LED underglow (Enable WS2812 RGB underlight.)
 LED_ANIMATIONS = yes        # LED animations
 IOS_DEVICE_ENABLE = no      # connect to IOS device (iPad,iPhone)
+Link_Time_Optimization = no # if firmware size over limit, try this option
 
 ####  LED_BACK_ENABLE and LED_UNDERGLOW_ENABLE.
 ####    Do not enable these with audio at the same time.
@@ -110,6 +111,10 @@ ifeq ($(strip $(LOCAL_GLCDFONT)), yes)
     OPT_DEFS += -DLOCAL_GLCDFONT
 endif
 
+ifeq ($(strip $(Link_Time_Optimization)),yes)
+    EXTRAFLAGS += -flto -DUSE_Link_Time_Optimization
+endif
+
 SRC += led_test_init.c
 
 # Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE