cmTarget: Fix iface libraries and languages for static libraries.

Source/cmTarget.cxx

@@ -6467,6 +6467,15 @@ bool cmTarget::ComputeLinkInterface(const char* config, LinkInterface& iface,
             break;
           }
         }
+      else
+        {
+        iface.Libraries = impl->Libraries;
+        if(this->GetType() == cmTarget::STATIC_LIBRARY)
+          {
+          // Targets using this archive need its language runtime libraries.
+          iface.Languages = impl->Languages;
+          }
+        }
       }
     }
 
@@ -6495,7 +6504,8 @@ bool cmTarget::ComputeLinkInterface(const char* config, LinkInterface& iface,
                                         headTarget,
                                         this, &dagChecker), iface.Libraries);
 
-    if(this->GetType() == cmTarget::SHARED_LIBRARY)
+    if(this->GetType() == cmTarget::SHARED_LIBRARY
+        || this->GetType() == cmTarget::STATIC_LIBRARY)
       {
       // Shared libraries may have runtime implementation dependencies
       // on other shared libraries that are not in the interface.
@@ -6529,6 +6539,11 @@ bool cmTarget::ComputeLinkInterface(const char* config, LinkInterface& iface,
             }
           }
         }
+      if(this->GetType() == cmTarget::STATIC_LIBRARY)
+        {
+        // Targets using this archive need its language runtime libraries.
+        iface.Languages = impl->Languages;
+        }
       }
     }
   else if (this->GetPolicyStatusCMP0022() == cmPolicies::WARN

Tests/CMakeCommands/target_link_libraries/cmp0022/CMakeLists.txt

@@ -16,3 +16,12 @@ assert_property(cmp0022ifacelib INTERFACE_LINK_LIBRARIES "")
 
 add_executable(cmp0022exe cmp0022exe.cpp)
 target_link_libraries(cmp0022exe cmp0022lib)
+
+add_library(staticlib1 STATIC staticlib1.cpp)
+generate_export_header(staticlib1)
+add_library(staticlib2 STATIC staticlib2.cpp)
+generate_export_header(staticlib2)
+target_link_libraries(staticlib1 LINK_PUBLIC staticlib2)
+
+add_executable(staticlib_exe staticlib_exe.cpp)
+target_link_libraries(staticlib_exe staticlib1)

Tests/CMakeCommands/target_link_libraries/cmp0022/staticlib1.cpp

@@ -0,0 +1,2 @@
+
+int staticlib1() { return 0; }

Tests/CMakeCommands/target_link_libraries/cmp0022/staticlib1.h

@@ -0,0 +1,4 @@
+#ifdef _WIN32
+__declspec(dllexport)
+#endif
+int staticlib1();

Tests/CMakeCommands/target_link_libraries/cmp0022/staticlib2.cpp

@@ -0,0 +1,2 @@
+
+int staticlib2() { return 0; }

Tests/CMakeCommands/target_link_libraries/cmp0022/staticlib2.h

@@ -0,0 +1,4 @@
+#ifdef _WIN32
+__declspec(dllexport)
+#endif
+int staticlib2();

Tests/CMakeCommands/target_link_libraries/cmp0022/staticlib_exe.cpp

@@ -0,0 +1,8 @@
+
+#include "staticlib1.h"
+#include "staticlib2.h"
+
+int main()
+{
+  return staticlib1() + staticlib2();
+}