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-rw-r--r--Makefile2
-rw-r--r--docs/Installation.md3
-rw-r--r--src/avr/Makefile3
3 files changed, 4 insertions, 4 deletions
diff --git a/Makefile b/Makefile
index 14b0c20e..9533e85a 100644
--- a/Makefile
+++ b/Makefile
@@ -83,7 +83,7 @@ $(OUT)declfunc.lds: src/declfunc.lds.S
$(OUT)klipper.o: $(patsubst %.c, $(OUT)src/%.o,$(src-y)) $(OUT)declfunc.lds
@echo " Linking $@"
- $(Q)$(CC) $(CFLAGS) -Wl,-r -Wl,-T,$(OUT)declfunc.lds -nostdlib $(patsubst %.c, $(OUT)src/%.o,$(src-y)) -o $@
+ $(Q)$(CC) $(CFLAGS) $(CFLAGS_klipper.o) -Wl,-r -Wl,-T,$(OUT)declfunc.lds -nostdlib $(patsubst %.c, $(OUT)src/%.o,$(src-y)) -o $@
$(OUT)compile_time_request.o: $(OUT)klipper.o ./scripts/buildcommands.py
@echo " Building $@"
diff --git a/docs/Installation.md b/docs/Installation.md
index b16ca436..41174c3c 100644
--- a/docs/Installation.md
+++ b/docs/Installation.md
@@ -49,9 +49,6 @@ configured, run:
make
```
-Ignore any warnings you may see about "misspelled signal handler" (it
-is due to a bug fixed in gcc v4.8.3).
-
Installing Klipper on an AVR micro-controller
---------------------------------------------
diff --git a/src/avr/Makefile b/src/avr/Makefile
index 4e6631b5..ee3da1b5 100644
--- a/src/avr/Makefile
+++ b/src/avr/Makefile
@@ -13,6 +13,9 @@ src-$(CONFIG_AVR_WATCHDOG) += avr/watchdog.c
src-$(CONFIG_AVR_USBSERIAL) += avr/usbserial.c ../lib/pjrc_usb_serial/usb_serial.c
src-$(CONFIG_AVR_SERIAL) += avr/serial.c
+# Suppress broken "misspelled signal handler" warnings on gcc 4.8.1
+CFLAGS_klipper.o := $(if $(filter 4.8.1, $(shell $(CC) -dumpversion)), -w)
+
# Build the additional hex output file
target-y += $(OUT)klipper.elf.hex