diff --git a/status/explicit-failures-markup.xml b/status/explicit-failures-markup.xml
index 0359399b32..0fd4915f51 100644
--- a/status/explicit-failures-markup.xml
+++ b/status/explicit-failures-markup.xml
@@ -836,6 +836,7 @@
             <toolset name="gcc-mngw-gnu-4.2c+"/>
             <toolset name="gcc-mngw-gnu-4.3c+"/>
             <toolset name="gcc-mngw-gnu-4.4c+"/>
+            <toolset name="gcc-mngw-gnu-4.5c+"/>
             <toolset name="msvc-7.1"/>
             <toolset name="msvc-8.0"/>
             <toolset name="msvc-9.0"/>
@@ -844,6 +845,17 @@
                 if technically the library itself does not require C++11).
             </note>
         </mark-unusable>
+        <mark-unusable>
+            <toolset name="clang-gnu-linux-3.0~c++11"/>
+            <toolset name="clang-gnu-linux-3.0~gnu11"/>
+            <toolset name="clang-gnu-linux-3.0~c++11~O2"/>
+            <toolset name="clang-gnu-linux-3.0~c++11~warn"/>
+            <note author="Lorenzo Caminiti">
+                See https://bugs.llvm.org/show_bug.cgi?id=16312 "Clang 3.0 is
+                pretty old and lambdas there are known not to work" (this
+                compiler bug seems to be fixed in Clang 3.1 already).
+            </note>
+        </mark-unusable>
         <mark-expected-failures>
             <test name="specify-auto_error"/>
             <test name="specify-auto_pre_error"/>
@@ -851,6 +863,7 @@
             <test name="specify-auto_pre_old_error"/>
             <test name="specify-auto_pre_old_post_error"/>
             <test name="specify-auto_pre_old_post_except_error"/>
+            <toolset name="clang-gnu-linux-4.0~gnu++1z"/>
             <toolset name="clang-gnu-linux-5.0~c++1z"/>
             <toolset name="clang-gnu-linux-5.0~c++1z~1c"/>
             <toolset name="clang-gnu-linux-5.0~gnu1z"/>