These are a few stragglers that I left out of the original patch to
cache calls to the C compiler ("kbuild: Add a cache for generated
variables") because they bleed out into the main Makefile and thus
uglify things a little bit. The idea is the same here, though.
Signed-off-by: Douglas Anderson <dianders@xxxxxxxxxxxx>
Tested-by: Ingo Molnar <mingo@xxxxxxxxxx>
Tested-by: Guenter Roeck <linux@xxxxxxxxxxxx>
---
Changes in v3:
- Add Tested-by for Ingo and Guenter since v2 and v3 are very similar
Changes in v2:
- Abstract at a different level (like shell-cached) per Masahiro Yamada
Makefile | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/Makefile b/Makefile
index 29c06eacf491..517d69cf30f8 100644
--- a/Makefile
+++ b/Makefile
@@ -652,7 +652,7 @@ KBUILD_CFLAGS += $(call cc-ifversion, -lt, 0409, \
KBUILD_CFLAGS += $(call cc-option,--param=allow-store-data-races=0)
# check for 'asm goto'
-ifeq ($(shell $(CONFIG_SHELL) $(srctree)/scripts/gcc-goto.sh $(CC) $(KBUILD_CFLAGS)), y)
+ifeq ($(call shell-cached,$(CONFIG_SHELL) $(srctree)/scripts/gcc-goto.sh $(CC) $(KBUILD_CFLAGS)), y)
KBUILD_CFLAGS += -DCC_HAVE_ASM_GOTO
KBUILD_AFLAGS += -DCC_HAVE_ASM_GOTO
endif
@@ -788,7 +788,7 @@ KBUILD_CFLAGS += $(call cc-option,-fdata-sections,)
endif
# arch Makefile may override CC so keep this after arch Makefile is included
-NOSTDINC_FLAGS += -nostdinc -isystem $(shell $(CC) -print-file-name=include)
+NOSTDINC_FLAGS += -nostdinc -isystem $(call shell-cached,$(CC) -print-file-name=include)
CHECKFLAGS += $(NOSTDINC_FLAGS)
# warn about C99 declaration after statement
--
2.15.0.rc0.271.g36b669edcc-goog
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