Makefile: Suppress `-Wimplicit-fallthrough` when compiling `lex.yy`

[fio.git] / Makefile

diff --git a/Makefile b/Makefile
index e670c1f202102685e2c47749b1c25e57a1b100fb..ed66305a202b3a81daf351f06f804ac0588ebb48 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -223,7 +223,12 @@ ifdef CONFIG_LIBZBC
   libzbc_LIBS = -lzbc
   ENGINES += libzbc
 endif
-
+ifdef CONFIG_LIBXNVME
+  xnvme_SRCS = engines/xnvme.c
+  xnvme_LIBS = $(LIBXNVME_LIBS)
+  xnvme_CFLAGS = $(LIBXNVME_CFLAGS)
+  ENGINES += xnvme
+endif
 ifeq ($(CONFIG_TARGET_OS), Linux)
   SOURCE += diskutil.c fifo.c blktrace.c cgroup.c trim.c engines/sg.c \
                oslib/linux-dev-lookup.c engines/io_uring.c
@@ -530,8 +535,12 @@ else
        $(QUIET_LEX)$(LEX) $<
 endif
 
+ifneq (,$(findstring -Wimplicit-fallthrough,$(CFLAGS)))
+LEX_YY_CFLAGS := -Wno-implicit-fallthrough
+endif
+
 lex.yy.o: lex.yy.c y.tab.h
-       $(QUIET_CC)$(CC) -o $@ $(CFLAGS) $(CPPFLAGS) -c $<
+       $(QUIET_CC)$(CC) -o $@ $(CFLAGS) $(CPPFLAGS) $(LEX_YY_CFLAGS) -c $<
 
 y.tab.o: y.tab.c y.tab.h
        $(QUIET_CC)$(CC) -o $@ $(CFLAGS) $(CPPFLAGS) -c $<