Fix autodetection on MacOS 10.14. Without this it defaults
to generic-gnu
Change-Id: I19cd4a9f2fb106dff16ab5e38821a5f374add59c
x86_64-darwin15-gcc
x86_64-darwin16-gcc
x86_64-darwin17-gcc
+ x86_64-darwin18-gcc
x86_64-iphonesimulator-gcc
x86_64-linux-gcc
x86_64-linux-icc
tgt_isa=x86_64
tgt_os=darwin17
;;
+ *darwin18*)
+ tgt_isa=x86_64
+ tgt_os=darwin18
+ ;;
x86_64*mingw32*)
tgt_os=win64
;;
add_cflags "-mmacosx-version-min=10.13"
add_ldflags "-mmacosx-version-min=10.13"
;;
+ *-darwin18-*)
+ add_cflags "-mmacosx-version-min=10.14"
+ add_ldflags "-mmacosx-version-min=10.14"
+ ;;
*-iphonesimulator-*)
add_cflags "-miphoneos-version-min=${IOS_VERSION_MIN}"
add_ldflags "-miphoneos-version-min=${IOS_VERSION_MIN}"
all_platforms="${all_platforms} x86_64-darwin15-gcc"
all_platforms="${all_platforms} x86_64-darwin16-gcc"
all_platforms="${all_platforms} x86_64-darwin17-gcc"
+all_platforms="${all_platforms} x86_64-darwin18-gcc"
all_platforms="${all_platforms} x86_64-iphonesimulator-gcc"
all_platforms="${all_platforms} x86_64-linux-gcc"
all_platforms="${all_platforms} x86_64-linux-icc"