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-rw-r--r--Rules.mak7
1 files changed, 7 insertions, 0 deletions
diff --git a/Rules.mak b/Rules.mak
index 531e925f4..2f16dbe4f 100644
--- a/Rules.mak
+++ b/Rules.mak
@@ -295,12 +295,19 @@ OPTIMIZATION+=$(call check_gcc,-funit-at-a-time,)
# Add a bunch of extra pedantic annoyingly strict checks
XWARNINGS=$(subst ",, $(strip $(WARNINGS))) -Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing
+XWARNINGS+=-Wnested-externs -Wshadow -Wmissing-noreturn -Wmissing-format-attribute -Wformat=2
+#XWARNINGS+=-Wmissing-prototypes -Wmissing-declarations
+# works only w/ gcc-3.4 and up, can't be checked for gcc-3.x w/ check_gcc()
+#XWARNINGS+=-Wdeclaration-after-statement
XARCH_CFLAGS=$(subst ",, $(strip $(ARCH_CFLAGS)))
CPU_CFLAGS=$(subst ",, $(strip $(CPU_CFLAGS-y)))
# Make sure "char" behavior is the same everywhere
CPU_CFLAGS += -fsigned-char
+# only i386 is known to work if compile.S gets -D__ASSEMBLER__
+#CPU_CFLAGS += -std=c99
+
LDADD_LIBFLOAT=
ifeq ($(UCLIBC_HAS_SOFT_FLOAT),y)
# Add -msoft-float to the CPU_FLAGS since ldso and libdl ignore CFLAGS.