[U-Boot] [PATCH 39/45] fdt: Allow C++ comments in link scripts and DT files

[Simon Glass]

At present // in a device-tree file or link script causes a warning. But
this is used in the standard license header. Update the compiler flags to
use C99, which permits this.

Signed-off-by: Simon Glass <sjg at chromium.org>
---

 Makefile             | 2 +-
 scripts/Makefile.spl | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/Makefile b/Makefile
index f578cce3663..5d4533b4243 100644
--- a/Makefile
+++ b/Makefile
@@ -1521,7 +1521,7 @@ $(defaultenv_h): $(CONFIG_DEFAULT_ENV_FILE:"%"=%) FORCE
 # ---------------------------------------------------------------------------
 quiet_cmd_cpp_lds = LDS     $@
 cmd_cpp_lds = $(CPP) -Wp,-MD,$(depfile) $(cpp_flags) $(LDPPFLAGS) \
-		-D__ASSEMBLY__ -x assembler-with-cpp -P -o $@ $<
+		-D__ASSEMBLY__ -x assembler-with-cpp -std=c99 -P -o $@ $<
 
 u-boot.lds: $(LDSCRIPT) prepare FORCE
 	$(call if_changed_dep,cpp_lds)
diff --git a/scripts/Makefile.spl b/scripts/Makefile.spl
index c71497ff008..7416abec62e 100644
--- a/scripts/Makefile.spl
+++ b/scripts/Makefile.spl
@@ -371,7 +371,7 @@ $(u-boot-spl-dirs): $(u-boot-spl-platdata)
 
 quiet_cmd_cpp_lds = LDS     $@
 cmd_cpp_lds = $(CPP) -Wp,-MD,$(depfile) $(cpp_flags) $(LDPPFLAGS) -ansi \
-		-D__ASSEMBLY__ -x assembler-with-cpp -P -o $@ $<
+		-D__ASSEMBLY__ -x assembler-with-cpp -std=c99 -P -o $@ $<
 
 $(obj)/u-boot-spl.lds: $(LDSCRIPT) FORCE
 	$(call if_changed_dep,cpp_lds)
-- 
2.19.0.605.g01d371f741-goog