diff --git a/src/build/ac.jam b/src/build/ac.jam
index 09eb26ea9..db02b7288 100644
--- a/src/build/ac.jam
+++ b/src/build/ac.jam
@@ -1,5 +1,6 @@
 # Copyright (c) 2010 Vladimir Prus.
 # Copyright (c) 2013 Steven Watanabe
+# Copyright (c) 2021 Rene Ferdinand Rivera Morell
 #
 # Use, modification and distribution is subject to the Boost Software
 # License Version 1.0. (See accompanying file LICENSE_1_0.txt or
@@ -227,6 +228,7 @@ class ac-library : basic-target
 
             local relevant = [ property.select [ configure.get-relevant-features ] <link> :
                 [ $(property-set).raw ] ] ;
+            local min = [ property.as-path [ SORT [ feature.minimize $(relevant) ] ] ] ;
 
             local key = ac-library-$(name)-$(relevant:J=-) ;
             local lookup = [ config-cache.get $(key) ] ;
@@ -235,7 +237,7 @@ class ac-library : basic-target
             {
                 if $(lookup) = missing
                 {
-                    configure.log-library-search-result $(name) : "no  (cached)" ;
+                    configure.log-library-search-result $(name) : "no  (cached)" $(min) ;
                     return [ property-set.empty ] ;
                 }
                 else
@@ -247,7 +249,7 @@ class ac-library : basic-target
                     }
                     local library = [ ac.construct-library $(lookup[2]) :
                         [ $(property-set).refine [ property-set.create $(lookup[3]) ] ] : $(library-path) ] ;
-                    configure.log-library-search-result $(name) : "yes (cached)" ;
+                    configure.log-library-search-result $(name) : "yes (cached)" $(min) ;
                     return [ $(library[1]).add-raw <include>$(includes) ] $(library[2-]) ;
                 }
             }
@@ -264,13 +266,13 @@ class ac-library : basic-target
                     }
                     library = [ ac.construct-library $(library[1]) :
                         [ $(property-set).refine [ property-set.create $(library[2]) ] ]  : $(library-path) ] ;
-                    configure.log-library-search-result $(name) : "yes" ;
+                    configure.log-library-search-result $(name) : "yes" $(min) ;
                     return [ $(library[1]).add-raw <include>$(includes) ] $(library[2-]) ;
                 }
                 else
                 {
                     config-cache.set $(key) : missing ;
-                    configure.log-library-search-result $(name) : "no" ;
+                    configure.log-library-search-result $(name) : "no" $(min) ;
                     return [ property-set.empty ] ;
                 }
             }
diff --git a/src/build/configure.jam b/src/build/configure.jam
index 821e0082f..e1541b344 100644
--- a/src/build/configure.jam
+++ b/src/build/configure.jam
@@ -1,5 +1,5 @@
 # Copyright (c) 2010 Vladimir Prus.
-# Copyright 2017-2021 Rene Rivera.
+# Copyright 2017-2021 Rene Ferdinand Rivera Morell
 #
 # Use, modification and distribution is subject to the Boost Software
 # License Version 1.0. (See accompanying file LICENSE_1_0.txt or
@@ -66,7 +66,12 @@ rule log-component-configuration ( component : message )
 }
 
 
-rule log-check-result ( result )
+.variant_index = 0 ;
+.nl = "\n" ;
+
+.check_notes = ;
+
+rule log-check-result ( result variant ? )
 {
     if ! $(.announced-checks)
     {
@@ -74,16 +79,35 @@ rule log-check-result ( result )
         .announced-checks = 1 ;
     }
 
+    if $(variant)
+    {
+        if $(.variant_index.$(variant))
+        {
+            result = "$(result) [$(.variant_index.$(variant))]" ;
+        }
+        else
+        {
+            .variant_index = [ CALC $(.variant_index) + 1 ] ;
+            .variant_index.$(variant) = $(.variant_index) ;
+            result = "$(result) [$(.variant_index.$(variant))]" ;
+            .check_notes += "[$(.variant_index.$(variant))] $(variant)" ;
+        }
+    }
+    # else
+    # {
+    #     result = "$(result) [?]" ;
+    # }
+
     ECHO $(result) ;
     # FIXME: Unfinished code. Nothing seems to set .check-results at the moment.
     #.check-results += $(result) ;
 }
 
 
-rule log-library-search-result ( library : result )
+rule log-library-search-result ( library : result variant ? )
 {
     local x = [ PAD "    - $(library)" : $(.width) ] ;
-    log-check-result "$(x) : $(result)" ;
+    log-check-result "$(x) : $(result)" $(variant) ;
 }
 
 
@@ -117,6 +141,12 @@ rule print-component-configuration ( )
 
 rule print-configure-checks-summary ( )
 {
+    if $(.check_notes)
+    {
+        ECHO ;
+        for local l in $(.check_notes) { ECHO $(l) ; }
+    }
+
     # FIXME: The problem with this approach is that the user sees the checks
     # summary when all checks are done, and has no progress reporting while the
     # checks are being executed.
@@ -156,11 +186,11 @@ rule maybe-force-rebuild ( targets * )
 # Attempts to build a set of virtual targets
 rule try-build ( targets * : ps : what : retry ? )
 {
-   local cache-props = [ $(ps).raw ] ;
-   local cache-name = $(what) $(cache-props) ;
-   cache-name = $(cache-name:J=-) ;
-   local value = [ config-cache.get $(cache-name) ] ;
-   local cache-min = [ SORT [ feature.minimize $(cache-props) ] ] ;
+    local cache-props = [ $(ps).raw ] ;
+    local cache-name = $(what) $(cache-props) ;
+    cache-name = $(cache-name:J=-) ;
+    local value = [ config-cache.get $(cache-name) ] ;
+    local cache-min = [ property.as-path [ SORT [ feature.minimize $(cache-props) ] ] ] ;
 
     local result ;
     local jam-targets ;
@@ -172,18 +202,19 @@ rule try-build ( targets * : ps : what : retry ? )
         jam-targets += [ $(t).actualize ] ;
     }
 
+    local x ;
     if $(value)
     {
-        local x = [ PAD "    - $(what)" : $(.width) ] ;
+        x = [ PAD "    - $(what)" : $(.width) ] ;
         if $(value) = true
         {
             .$(what)-supported.$(ps) = yes ;
             result = true ;
-            log-check-result "$(x) : yes (cached) : $(cache-min:E=:J= )" ;
+            x = "$(x) : yes (cached)" ;
         }
         else
         {
-            log-check-result "$(x) : no  (cached) : $(cache-min:E=:J= )" ;
+            x = "$(x) : no  (cached)" ;
         }
     }
     else if ! UPDATE_NOW in [ RULENAMES ]
@@ -192,19 +223,23 @@ rule try-build ( targets * : ps : what : retry ? )
     }
     else
     {
-        local x = [ PAD "    - $(what)" : $(.width) ] ;
+        x = [ PAD "    - $(what)" : $(.width) ] ;
         if [ UPDATE_NOW $(jam-targets) :
              $(.log-fd) : ignore-minus-n : ignore-minus-q ]
         {
             .$(what)-supported.$(ps) = yes ;
             result = true ;
-            log-check-result "$(x) : yes          : $(cache-min:E=:J= )" ;
+            x = "$(x) : yes" ;
         }
         else
         {
-            log-check-result "$(x) : no           : $(cache-min:E=:J= )" ;
+            x = "$(x) : no" ;
         }
     }
+    if $(x)
+    {
+        log-check-result "$(x)" "$(cache-min:J= )" ;
+    }
     if ! $(value)
     {
         if $(result)
@@ -227,9 +262,11 @@ rule try-find-build ( ps : what : * )
     # The outer layer only needs to check $(what), but we
     # also need to check the individual elements, in case
     # the set of targets has changed since the last build.
-    local cache-name = $(what) $($(args)[1]) [ $(ps).raw ] ;
+    local cache-props = [ $(ps).raw ] ;
+    local cache-name = $(what) $($(args)[1]) $(cache-props) ;
     cache-name = $(cache-name:J=-) ;
     local value = [ config-cache.get $(cache-name) ] ;
+    local cache-min = [ property.as-path [ SORT [ feature.minimize $(cache-props) ] ] ] ;
 
     local result ;
     local jam-targets ;
@@ -256,7 +293,7 @@ rule try-find-build ( ps : what : * )
         local x = [ PAD "    - $(what)" : $(.width) ] ;
         local y = [ PAD $($(name)[1]) : 3 ] ;
         result = $(value) ;
-        log-check-result "$(x) : $(y) (cached)" ;
+        log-check-result "$(x) : $(y) (cached)" "$(cache-min:J= )" ;
     }
     else
     {
@@ -276,13 +313,13 @@ rule try-find-build ( ps : what : * )
                 $(.log-fd) : ignore-minus-n : ignore-minus-q ]
             {
                 result = [ CALC $(i) - 2 ] ;
-                log-check-result "$(x) : $($(i)[1])" ;
+                log-check-result "$(x) : $($(i)[1])" "$(cache-min:J= )" ;
                 break ;
             }
         }
         if ! $(result)
         {
-            log-check-result "$(x) : none" ;
+            log-check-result "$(x) : none" "$(cache-min:J= )" ;
             result = none ;
         }
     }
@@ -395,8 +432,9 @@ rule get-relevant-features ( properties * )
 {
     local ps-full = [ property-set.create $(properties) ] ;
     local ps-base = [ property-set.create [ $(ps-full).base ] ] ;
-    local ps-relevant = [ property-set.create
-        [ feature.expand-subfeatures [ feature.minimize [ $(ps-base).raw ] ] ] ] ;
+    local ps-min = [ feature.expand-subfeatures [ feature.minimize
+        [ $(ps-base).raw ] ] ] ;
+    local ps-relevant = [ property-set.create $(ps-min) ] ;
 
     return [ $(ps-relevant).raw ] ;
 }
diff --git a/test/configure.py b/test/configure.py
index ffeced3e0..b3d97520f 100644
--- a/test/configure.py
+++ b/test/configure.py
@@ -127,7 +127,7 @@ obj foo : foo.cpp :
 """)
     t.run_build_system()
     t.expect_output_lines([
-        "    - which one?               : pass"])
+        "    - which one?               : pass*"])
     t.expect_addition("bin/$toolset/debug*/pass.obj")
     t.expect_addition("bin/$toolset/debug*/foo.obj")
     t.expect_nothing_more()
@@ -135,13 +135,13 @@ obj foo : foo.cpp :
     # An up-to-date build should use the cache
     t.run_build_system()
     t.expect_output_lines([
-        "    - which one?               : pass (cached)"])
+        "    - which one?               : pass (cached)*"])
     t.expect_nothing_more()
 
     # -a should re-run everything, including configuration checks
     t.run_build_system(["-a"])
     t.expect_output_lines([
-        "    - which one?               : pass"])
+        "    - which one?               : pass*"])
     t.expect_touch("bin/$toolset/debug*/pass.obj")
     t.expect_touch("bin/$toolset/debug*/foo.obj")
     t.expect_nothing_more()
@@ -149,20 +149,20 @@ obj foo : foo.cpp :
     # --reconfigure should re-run configuration checks only
     t.run_build_system(["--reconfigure"])
     t.expect_output_lines([
-        "    - which one?               : pass"])
+        "    - which one?               : pass*"])
     t.expect_touch("bin/$toolset/debug*/pass.obj")
     t.expect_nothing_more()
 
     # -a -n should not rebuild configuration checks
     t.run_build_system(["-a", "-n"])
     t.expect_output_lines([
-        "    - which one?               : pass (cached)"])
+        "    - which one?               : pass (cached)*"])
     t.expect_nothing_more()
 
     # --clean-all should clear all configuration checks
     t.run_build_system(["--clean-all"])
     t.expect_output_lines([
-        "    - which one?               : pass (cached)"])
+        "    - which one?               : pass (cached)*"])
     t.expect_removal("bin/$toolset/debug*/pass.obj")
     t.expect_removal("bin/$toolset/debug*/foo.obj")
     t.expect_nothing_more()
@@ -180,7 +180,7 @@ obj foo : foo.cpp :
     # state here.
     t.run_build_system()
     t.expect_output_lines([
-        "    - which one?               : pass"])
+        "    - which one?               : pass*"])
     t.expect_addition("bin/$toolset/debug*/pass.obj")
     t.expect_addition("bin/$toolset/debug*/foo.obj")
     t.expect_nothing_more()
@@ -252,12 +252,12 @@ obj foo : foo.cpp :
 """)
     t.run_build_system()
     t.expect_output_lines([
-        "    - which one?               : none"])
+        "    - which one?               : none*"])
 
     # An up-to-date build should use the cache
     t.run_build_system()
     t.expect_output_lines([
-        "    - which one?               : none (cached)"])
+        "    - which one?               : none (cached)*"])
     t.expect_nothing_more()
     t.cleanup()