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make: fast out on old-style function definitions

dev/timer
René Kijewski 9 years ago
parent
commit
8b34e8637d
  1. 8
      Makefile.cflags

8
Makefile.cflags

@ -21,3 +21,11 @@ ifeq ($(shell LANG=C $(CC) -fno-delete-null-pointer-checks -E - 2>&1 1>/dev/null
CFLAGS += -fno-delete-null-pointer-checks
endif
endif
# Fast-out on old style function definitions.
# They cause unreadable error compiler errors on missing semicolons.
# Worse yet they hide errors by accepting wildcard argument types.
ifeq ($(shell $(CC) -Wstrict-prototypes -Werror=strict-prototypes -Wold-style-definition -Werror=old-style-definition -E - 2>/dev/null >/dev/null </dev/null ; echo $$?),0)
# duplicated parameters don't hurt
CFLAGS += -Wstrict-prototypes -Werror=strict-prototypes -Wold-style-definition -Werror=old-style-definition
endif

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