update the default macos version min to 10.14

Author: andrewrk

src-self-hosted/link.zig

@@ -670,7 +670,7 @@ const DarwinPlatform = struct {
             Compilation.DarwinVersionMin.None => blk: {
                 assert(comp.target.getOs() == .macosx);
                 result.kind = Kind.MacOS;
-                break :blk "10.10";
+                break :blk "10.14";
             },
         };
 

src/codegen.cpp

@@ -48,7 +48,7 @@ static void init_darwin_native(CodeGen *g) {
     } else if (ios_target) {
         g->mios_version_min = buf_create_from_str(ios_target);
     } else if (g->zig_target->os != OsIOS) {
-        g->mmacosx_version_min = buf_create_from_str("10.10");
+        g->mmacosx_version_min = buf_create_from_str("10.14");
     }
 }
 

src/link.cpp

@@ -1474,7 +1474,7 @@ static void get_darwin_platform(LinkJob *lj, DarwinPlatform *platform) {
         platform->kind = IPhoneOS;
     } else if (g->zig_target->os == OsMacOSX) {
         platform->kind = MacOS;
-        g->mmacosx_version_min = buf_create_from_str("10.10");
+        g->mmacosx_version_min = buf_create_from_str("10.14");
     } else {
         zig_panic("unable to infer -mmacosx-version-min or -mios-version-min");
     }