Update from latest ddm4

diff --git a/m4/ax_harden_compiler_flags.m4 b/m4/ax_harden_compiler_flags.m4
index ecb6f5439fe31017885a32bc8e6850d11b96224f..6eeb7c91871d1e46007e50f5628a4c4a99397a5a 100644 (file)
--- a/m4/ax_harden_compiler_flags.m4
+++ b/m4/ax_harden_compiler_flags.m4
@@ -86,39 +86,39 @@
       AX_APPEND_COMPILE_FLAGS([-Wextra])
       AX_APPEND_COMPILE_FLAGS([-std=c99])
       AX_APPEND_COMPILE_FLAGS([-Wpragmas])
-      AX_APPEND_COMPILE_FLAGS([-Wbad-function-cast])
-      AX_APPEND_COMPILE_FLAGS([-Wmissing-prototypes])
-      AX_APPEND_COMPILE_FLAGS([-Wnested-externs])
-      AX_APPEND_COMPILE_FLAGS([-Wold-style-definition])
-      AX_APPEND_COMPILE_FLAGS([-Woverride-init])
-      AX_APPEND_COMPILE_FLAGS([-Wstrict-prototypes])
-      AX_APPEND_COMPILE_FLAGS([-Wlogical-op])
+      dnl Anything below this comment please keep sorted.
       AX_APPEND_COMPILE_FLAGS([--paramssp-buffer-size=1])
       AX_APPEND_COMPILE_FLAGS([-Waddress])
       AX_APPEND_COMPILE_FLAGS([-Warray-bounds])
+      AX_APPEND_COMPILE_FLAGS([-Wbad-function-cast])
+      AX_APPEND_COMPILE_FLAGS([-Wc++-compat])
       AX_APPEND_COMPILE_FLAGS([-Wchar-subscripts])
       AX_APPEND_COMPILE_FLAGS([-Wcomment])
       AX_APPEND_COMPILE_FLAGS([-Wfloat-equal])
+      AX_APPEND_COMPILE_FLAGS([-Wformat-security])
       AX_APPEND_COMPILE_FLAGS([-Wformat=2])
+      AX_APPEND_COMPILE_FLAGS([-Wlogical-op])
       AX_APPEND_COMPILE_FLAGS([-Wmaybe-uninitialized])
       AX_APPEND_COMPILE_FLAGS([-Wmissing-field-initializers])
       AX_APPEND_COMPILE_FLAGS([-Wmissing-noreturn])
-      AX_APPEND_COMPILE_FLAGS([-Wlogical-op])
+      AX_APPEND_COMPILE_FLAGS([-Wmissing-prototypes])
+      AX_APPEND_COMPILE_FLAGS([-Wnested-externs])
       AX_APPEND_COMPILE_FLAGS([-Wnormalized=id])
+      AX_APPEND_COMPILE_FLAGS([-Wold-style-definition])
+      AX_APPEND_COMPILE_FLAGS([-Woverride-init])
       AX_APPEND_COMPILE_FLAGS([-Wpointer-arith])
+      AX_APPEND_COMPILE_FLAGS([-Wpointer-sign])
       AX_APPEND_COMPILE_FLAGS([-Wredundant-decls])
       AX_APPEND_COMPILE_FLAGS([-Wshadow])
       AX_APPEND_COMPILE_FLAGS([-Wshorten-64-to-32])
       AX_APPEND_COMPILE_FLAGS([-Wsign-compare])
       AX_APPEND_COMPILE_FLAGS([-Wstrict-overflow=1])
+      AX_APPEND_COMPILE_FLAGS([-Wstrict-prototypes])
       AX_APPEND_COMPILE_FLAGS([-Wswitch-enum])
       AX_APPEND_COMPILE_FLAGS([-Wundef])
-      AX_APPEND_COMPILE_FLAGS([-Wc++-compat])
-      AX_APPEND_COMPILE_FLAGS([-Wpointer-sign])
       AX_APPEND_COMPILE_FLAGS([-Wunused-result])
       AX_APPEND_COMPILE_FLAGS([-Wunused-variable])
       AX_APPEND_COMPILE_FLAGS([-Wwrite-strings])
-      AX_APPEND_COMPILE_FLAGS([-Wformat-security])
       AX_APPEND_COMPILE_FLAGS([-floop-parallelize-all])
       AX_APPEND_COMPILE_FLAGS([-fwrapv])
       AX_APPEND_COMPILE_FLAGS([-ggdb])
@@ -143,6 +143,7 @@
       AX_APPEND_COMPILE_FLAGS([-Wall])
       AX_APPEND_COMPILE_FLAGS([-Wextra])
       AX_APPEND_COMPILE_FLAGS([-Wpragmas])
+      dnl Anything below this comment please keep sorted.
       AX_APPEND_COMPILE_FLAGS([--paramssp-buffer-size=1])
       AX_APPEND_COMPILE_FLAGS([-Waddress])
       AX_APPEND_COMPILE_FLAGS([-Warray-bounds])