diff --git a/libcxx/test/libcxx/assertions/default_verbose_abort.pass.cpp b/libcxx/test/libcxx/assertions/default_verbose_abort.pass.cpp
--- a/libcxx/test/libcxx/assertions/default_verbose_abort.pass.cpp
+++ b/libcxx/test/libcxx/assertions/default_verbose_abort.pass.cpp
@@ -8,6 +8,7 @@
 
 // Test that the default verbose termination function aborts the program.
 
+// REQUIRES: has-signal
 // ADDITIONAL_COMPILE_FLAGS: -D_LIBCPP_ENABLE_ASSERTIONS=1
 
 #include <csignal>
diff --git a/libcxx/test/libcxx/containers/associative/map/at.abort.pass.cpp b/libcxx/test/libcxx/containers/associative/map/at.abort.pass.cpp
--- a/libcxx/test/libcxx/containers/associative/map/at.abort.pass.cpp
+++ b/libcxx/test/libcxx/containers/associative/map/at.abort.pass.cpp
@@ -15,7 +15,7 @@
 // Make sure we abort() when exceptions are disabled and we fetch a key that
 // is not in the map.
 
-// REQUIRES: no-exceptions
+// REQUIRES: no-exceptions && has-signal
 
 #include <csignal>
 #include <cstdlib>
diff --git a/libcxx/test/libcxx/containers/associative/map/at.const.abort.pass.cpp b/libcxx/test/libcxx/containers/associative/map/at.const.abort.pass.cpp
--- a/libcxx/test/libcxx/containers/associative/map/at.const.abort.pass.cpp
+++ b/libcxx/test/libcxx/containers/associative/map/at.const.abort.pass.cpp
@@ -15,7 +15,7 @@
 // Make sure we abort() when exceptions are disabled and we fetch a key that
 // is not in the map.
 
-// REQUIRES: no-exceptions
+// REQUIRES: no-exceptions && has-signal
 
 #include <csignal>
 #include <cstdlib>
diff --git a/libcxx/test/libcxx/containers/unord/unord.map/at.abort.pass.cpp b/libcxx/test/libcxx/containers/unord/unord.map/at.abort.pass.cpp
--- a/libcxx/test/libcxx/containers/unord/unord.map/at.abort.pass.cpp
+++ b/libcxx/test/libcxx/containers/unord/unord.map/at.abort.pass.cpp
@@ -15,7 +15,7 @@
 // Make sure we abort() when exceptions are disabled and we fetch a key that
 // is not in the map.
 
-// REQUIRES: no-exceptions
+// REQUIRES: no-exceptions && has-signal
 // UNSUPPORTED: c++03
 
 #include <csignal>
diff --git a/libcxx/test/libcxx/containers/unord/unord.map/at.const.abort.pass.cpp b/libcxx/test/libcxx/containers/unord/unord.map/at.const.abort.pass.cpp
--- a/libcxx/test/libcxx/containers/unord/unord.map/at.const.abort.pass.cpp
+++ b/libcxx/test/libcxx/containers/unord/unord.map/at.const.abort.pass.cpp
@@ -15,7 +15,7 @@
 // Make sure we abort() when exceptions are disabled and we fetch a key that
 // is not in the map.
 
-// REQUIRES: no-exceptions
+// REQUIRES: no-exceptions && has-signal
 // UNSUPPORTED: c++03
 
 #include <csignal>
diff --git a/libcxx/test/libcxx/input.output/iostreams.base/ios/iostate.flags/clear.abort.pass.cpp b/libcxx/test/libcxx/input.output/iostreams.base/ios/iostate.flags/clear.abort.pass.cpp
--- a/libcxx/test/libcxx/input.output/iostreams.base/ios/iostate.flags/clear.abort.pass.cpp
+++ b/libcxx/test/libcxx/input.output/iostreams.base/ios/iostate.flags/clear.abort.pass.cpp
@@ -15,7 +15,7 @@
 // Make sure that we abort() when exceptions are disabled and the exception
 // flag is set for the iostate we pass to clear().
 
-// REQUIRES: no-exceptions
+// REQUIRES: no-exceptions && has-signal
 
 #include <csignal>
 #include <cstdlib>
diff --git a/libcxx/test/libcxx/localization/locales/locale.abort.pass.cpp b/libcxx/test/libcxx/localization/locales/locale.abort.pass.cpp
--- a/libcxx/test/libcxx/localization/locales/locale.abort.pass.cpp
+++ b/libcxx/test/libcxx/localization/locales/locale.abort.pass.cpp
@@ -12,7 +12,7 @@
 
 // explicit locale( const char* std_name );
 
-// REQUIRES: no-exceptions
+// REQUIRES: no-exceptions && has-signal
 
 // Make sure we abort() when we construct a locale with a null name and
 // exceptions are disabled.
diff --git a/libcxx/test/libcxx/localization/locales/locale.category.abort.pass.cpp b/libcxx/test/libcxx/localization/locales/locale.category.abort.pass.cpp
--- a/libcxx/test/libcxx/localization/locales/locale.category.abort.pass.cpp
+++ b/libcxx/test/libcxx/localization/locales/locale.category.abort.pass.cpp
@@ -12,7 +12,7 @@
 
 // locale(const locale& other, const char* std_name, category cat);
 
-// REQUIRES: no-exceptions
+// REQUIRES: no-exceptions && has-signal
 
 // Make sure we abort() when we construct a locale with a null name and
 // exceptions are disabled.
diff --git a/libcxx/test/libcxx/localization/locales/use_facet.abort.pass.cpp b/libcxx/test/libcxx/localization/locales/use_facet.abort.pass.cpp
--- a/libcxx/test/libcxx/localization/locales/use_facet.abort.pass.cpp
+++ b/libcxx/test/libcxx/localization/locales/use_facet.abort.pass.cpp
@@ -10,7 +10,7 @@
 
 // template <class Facet> const Facet& use_facet(const locale& loc);
 
-// REQUIRES: no-exceptions
+// REQUIRES: no-exceptions && has-signal
 
 // Make sure we abort() when we pass a facet not associated to the locale to
 // use_facet() and exceptions are disabled.
diff --git a/libcxx/utils/libcxx/test/features.py b/libcxx/utils/libcxx/test/features.py
--- a/libcxx/utils/libcxx/test/features.py
+++ b/libcxx/utils/libcxx/test/features.py
@@ -141,6 +141,15 @@
             }
           """)),
 
+  Feature(name='has-signal',
+          when=lambda cfg: sourceBuilds(cfg, """
+            #include <csignal>
+            int main(int, char**) {
+              std::signal(SIGABRT, nullptr);
+              return 0;
+            }
+          """)),
+
   # Whether Bash can run on the executor.
   # This is not always the case, for example when running on embedded systems.
   #