Hoernchen has uploaded this change for review.

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firmware: werror on missing return

Silently ignoring a missing return just broke all timers,
so prevent similar mistakes in the future.

Change-Id: I2e25884077af6334c9e9ddace3900b04061fae04
---
M sysmoOCTSIM/gcc/Makefile
1 file changed, 4 insertions(+), 1 deletion(-)

git pull ssh://gerrit.osmocom.org:29418/osmo-ccid-firmware refs/changes/45/42545/1

diff --git a/sysmoOCTSIM/gcc/Makefile b/sysmoOCTSIM/gcc/Makefile
index 461b313..445324e 100644
--- a/sysmoOCTSIM/gcc/Makefile
+++ b/sysmoOCTSIM/gcc/Makefile
@@ -11,7 +11,10 @@
 
 CFLAGS_CPU=-D__SAME54N19A__ -mcpu=cortex-m4 -mfloat-abi=softfp -mfpu=fpv4-sp-d16
 CFLAGS=-x c -mthumb -DDEBUG -Os -ffunction-sections -fdata-sections -mlong-calls \
-       -fno-omit-frame-pointer -ggdb3 -Wall -c -std=gnu99 $(CFLAGS_CPU) -DOCTSIMFWBUILD -DDISABLE_DFU_DETACH=$(DISABLE_DFU_DETACH) -Wno-discarded-qualifiers -Werror=strict-prototypes -fno-common -Wno-unused-variable -Wno-unused-function -Wlarger-than=512 -Wstack-usage=255
+       -fno-omit-frame-pointer -ggdb3 -Wall -c -std=gnu99 $(CFLAGS_CPU) -DOCTSIMFWBUILD \
+	-DDISABLE_DFU_DETACH=$(DISABLE_DFU_DETACH) -Wno-discarded-qualifiers -Werror=strict-prototypes \
+	-fno-common -Wno-unused-variable -Wno-unused-function -Wlarger-than=512 -Wstack-usage=255 \
+	-Werror=return-type
 
 
 CFLAGS += -DLIBOSMOCORE_NO_LOGGING

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