1 files changed, 27 insertions, 0 deletions
diff --git a/tools/7z/patches/7-zip-flags.patch b/tools/7z/patches/7-zip-flags.patch
new file mode 100644
index 0000000000..ed5b508401
--- /dev/null
+++ b/tools/7z/patches/7-zip-flags.patch
@@ -0,0 +1,27 @@
+--- a/CPP/7zip/7zip_gcc.mak
++++ b/CPP/7zip/7zip_gcc.mak
+@@ -18,13 +18,13 @@ PROGPATH_STATIC = $(O)/$(PROG)s
+ 
+ 
+ ifneq ($(CC), xlc)
+-CFLAGS_WARN_WALL = -Wall -Werror -Wextra
++CFLAGS_WARN_WALL = -Wall -Wextra
+ endif
+ 
+ # for object file
+ CFLAGS_BASE_LIST = -c
+ # CFLAGS_BASE_LIST = -S
+-CFLAGS_BASE = -O2 $(CFLAGS_BASE_LIST) $(CFLAGS_WARN_WALL) $(CFLAGS_WARN) \
++CFLAGS_BASE = $(CFLAGS_BASE_LIST) $(CFLAGS_WARN_WALL) $(CFLAGS_WARN) -D_GNU_SOURCE \
+  -DNDEBUG -D_REENTRANT -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE \
+  -fPIC
+ 
+@@ -192,7 +192,7 @@ all: $(O) $(PROGPATH) $(STATIC_TARGET)
+ $(O):
+ 	$(MY_MKDIR) $(O)
+ 
+-LFLAGS_ALL = -s $(MY_ARCH_2) $(LDFLAGS) $(LD_arch) $(OBJS) $(MY_LIBS) $(LIB2)
++LFLAGS_ALL = $(MY_ARCH_2) $(LDFLAGS) $(LD_arch) $(OBJS) $(MY_LIBS) $(LIB2)
+ $(PROGPATH): $(OBJS)
+ 	$(CXX) -o $(PROGPATH) $(LFLAGS_ALL)
+