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atmel-samd: enable build error for implicit fallthrough

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If any diagnostics occur, we will want to either add `/* FALLTHROUGH */`
or `break;` as appropriate.  I only tested a few builds (trinket m0
and metro m4 express)
This commit is contained in:
Jeff Epler 2020-09-12 14:15:32 -05:00
parent 12d826d941
commit 5729097bc4
1 changed files with 1 additions and 1 deletions
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2
ports/atmel-samd/Makefile
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@ -148,7 +148,7 @@ else
endif endif
endif endif
CFLAGS += $(INC) -Wall -Werror -std=gnu11 -nostdlib -fshort-enums $(BASE_CFLAGS) $(CFLAGS_MOD) $(COPT) CFLAGS += $(INC) -Wall -Werror -std=gnu11 -nostdlib -fshort-enums $(BASE_CFLAGS) $(CFLAGS_MOD) $(COPT) -Wimplicit-fallthrough=2
ifeq ($(CHIP_FAMILY), samd21) ifeq ($(CHIP_FAMILY), samd21)
CFLAGS += \ CFLAGS += \