[Minios-devel] [UNIKRAFT/NEWLIB PATCH] Makefile.uk: -Wno-char-subscripts as global flag

[Simon Kuenzer <simon.kuenzer@xxxxxxxxx>]

Exposes the GCC suppress flag `-Wno-char-subscripts` globally. The
header <ctype.h> is causing the warning to appear when the
macros islower, isupper, tolower, toupper are used.

Signed-off-by: Simon Kuenzer <simon.kuenzer@xxxxxxxxx>
---
 Makefile.uk | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/Makefile.uk b/Makefile.uk
index 66c3b88..b59c428 100644
--- a/Makefile.uk
+++ b/Makefile.uk
@@ -94,13 +94,13 @@ LIBNEWLIB_GLOBAL_FLAGS-y  += -D_LDBL_EQ_DBL
 LIBNEWLIB_GLOBAL_FLAGS-y  += -D_HAVE_LONG_DOUBLE
 endif
 
-CFLAGS-y   += $(LIBNEWLIB_GLOBAL_FLAGS-y)
-CXXFLAGS-y += $(LIBNEWLIB_GLOBAL_FLAGS-y)
+CFLAGS-$(CONFIG_LIBNEWLIBC)   += $(LIBNEWLIB_GLOBAL_FLAGS-y)
+CXXFLAGS-$(CONFIG_LIBNEWLIBC) += $(LIBNEWLIB_GLOBAL_FLAGS-y)
 
 # Suppress some warnings to make the build process look neater
 LIBNEWLIB_SUPPRESS_FLAGS-y += \
 -Wno-unused-parameter -Wno-unused-variable -Wno-nonnull                        
        \
--Wno-unused-but-set-variable -Wno-unused-label -Wno-char-subscripts            
\
+-Wno-unused-but-set-variable -Wno-unused-label                                 
        \
 -Wno-unused-function -Wno-missing-field-initializers -Wno-uninitialized        
        \
 -Wno-array-bounds -Wno-maybe-uninitialized -Wno-pointer-sign -Wno-unused-value 
\
 -Wno-unused-macros -Wno-parentheses -Wno-implicit-function-declaration         
\
@@ -121,6 +121,10 @@ LIBNEWLIBGLUE_SUPPRESS_FLAGS-y += -Wno-unused-parameter
 LIBNEWLIBGLUE_CFLAGS-y   += $(LIBNEWLIBGLUE_SUPPRESS_FLAGS-y)
 LIBNEWLIBGLUE_CXXFLAGS-y += $(LIBNEWLIBGLUE_SUPPRESS_FLAGS-y)
 
+LIBNEWLIB_GLOBAL_SUPPRESS_FLAGS-y += -Wno-char-subscripts
+CFLAGS-$(CONFIG_LIBNEWLIBC)   += $(LIBNEWLIB_GLOBAL_SUPPRESS_FLAGS-y)
+CXXFLAGS-$(CONFIG_LIBNEWLIBC) += $(LIBNEWLIB_GLOBAL_SUPPRESS_FLAGS-y)
+
 
################################################################################
 # OS dependencies code - Glue between Unicore and newlib
 
################################################################################
-- 
2.20.1


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