Gentoo toolchains enable this by default. Removing this prevents spammy
warnings about the macro being redefined.
---- a/build/config/compiler/BUILD.gn.orig 2017-05-17 08:37:23.147973304 +0000
-+++ b/build/config/compiler/BUILD.gn 2017-05-17 08:37:44.448414953 +0000
+--- a/build/config/compiler/BUILD.gn
++++ b/build/config/compiler/BUILD.gn
@@ -1161,21 +1161,6 @@
"__STDC_FORMAT_MACROS",
]
---- a/build/config/compiler/BUILD.gn.orig 2017-06-10 11:11:04.852935374 +0000
-+++ b/build/config/compiler/BUILD.gn 2017-06-10 11:11:12.749100346 +0000
+Drop _FORTIFY_SOURCE=2 from defines
+
+Gentoo toolchains enable this by default. Removing this prevents spammy
+warnings about the macro being redefined.
+
+--- a/build/config/compiler/BUILD.gn
++++ b/build/config/compiler/BUILD.gn
@@ -1213,22 +1213,6 @@
"__STDC_FORMAT_MACROS",
]