Silence GCC's -Wno-unused-result during bootstrap

Unlike clang, GCC still warns even with (void) casts (https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66425)
2020-09-10 15:37:24 +00:00 · 2020-09-10 15:37:24 +00:00 · 0a81de38dc
commit 0a81de38dc
parent 266b51ac6e
1 changed files with 3 additions and 0 deletions
--- a/tools/build/mk/Makefile.boot
+++ b/tools/build/mk/Makefile.boot
@ -96,3 +96,6 @@ UPDATE_DEPENDFILE= no
    Error was caused by Makefile in ${.CURDIR}
 .endif
 .endif
+
+# GCC doesn't allow silencing warn_unused_result calls with (void) casts.
+CFLAGS.gcc+=-Wno-unused-result