X-Git-Url: https://www.fi.muni.cz/~kas/git//home/kas/public_html/git/?p=bike-lights.git;a=blobdiff_plain;f=firmware%2FMakefile;h=1b0113eab0835166c7648ed1dced01769b1b9228;hp=7be101de55a26584e8efee059befd18f0cc50db1;hb=c30006aaf666f7cff3a6ab949c613c2f8cc6163b;hpb=647f353f4d8c87c5cf18cae905e9d600cd0e6bcb

diff --git a/firmware/Makefile b/firmware/Makefile
index 7be101d..1b0113e 100644
--- a/firmware/Makefile
+++ b/firmware/Makefile
@@ -10,7 +10,7 @@ MCU=attiny861a
 AVRDUDE_MCU=attiny861
 AVRDUDE_PROGRAMMER=usbasp
 
-CFLAGS=-Wall -Os -mmcu=$(MCU) -DUSE_LOGGING=1 -DF_CPU=1000000UL
+CFLAGS=-Wall -Os -mmcu=$(MCU) -DUSE_LOGGING=1 -DF_CPU=1000000UL -std=gnu99
 LDFLAGS=
 AVRDUDE_FLAGS= -p$(AVRDUDE_MCU) -c $(AVRDUDE_PROGRAMMER)