fix link order #3177 #3144

xmake/core/base/private/instance_deps.lua

@@ -32,11 +32,19 @@ local table = require("base/table")
 --
 -- a.deps = b
 -- b.deps = c
+-- foo.deps = a d
 --
--- orderdeps: c -> b -> a
+-- orderdeps: c -> b -> d -> a -> foo
+--
+-- if they're target, their links order is reverse(orderdeps), e.g. foo-> a -> d -> b -> c
 --
 function instance_deps.load_deps(instance, instances, deps, orderdeps, depspath)
-    for _, dep in ipairs(table.wrap(instance:get("deps"))) do
+    local deps = table.wrap(instance:get("deps"))
+    local total = #deps
+    for idx, _ in ipairs(deps) do
+        -- we reverse to get the flat dependencies in order to ensure the correct linking order
+        -- @see https://github.com/xmake-io/xmake/issues/3144
+        local dep = deps[total + 1 - idx]
         local depinst = instances[dep]
         if depinst then
             local depspath_sub

xmake/core/project/target.lua

@@ -389,7 +389,9 @@ end
 function _instance:get_from_deps(name, opt)
     local values = {}
     local orderdeps = self:orderdeps()
-    for _, dep in ipairs(orderdeps) do
+    local total = #orderdeps
+    for idx, _ in ipairs(orderdeps) do
+        local dep = orderdeps[total + 1 - idx]
         local depinherit = self:extraconf("deps", dep:name(), "inherit")
         if depinherit == nil or depinherit then
             table.join2(values, dep:get(name, opt))