diff --git a/cfg/std.cfg b/cfg/std.cfg
index 1977cb08f..baf324ea0 100644
--- a/cfg/std.cfg
+++ b/cfg/std.cfg
@@ -3127,6 +3127,10 @@ The obsolete function 'gets' is called. With 'gets' you'll get a buffer overrun
     </arg>
   </function>
   <!-- int isfinite(double x); -->
+  <!-- bool isfinite(float x); // since C++11 -->
+  <!-- bool isfinite(double x); // since C++11 -->
+  <!-- bool isfinite(long double x); // since C++11 -->
+  <!-- bool isfinite(Integral x); // since C++11 -->
   <function name="isfinite,std::isfinite">
     <use-retval/>
     <pure/>
@@ -3135,6 +3139,7 @@ The obsolete function 'gets' is called. With 'gets' you'll get a buffer overrun
     <leak-ignore/>
     <arg nr="1">
       <not-uninit/>
+      <not-bool/>
     </arg>
   </function>
   <!-- int isgreater(double x, double y); -->
@@ -3166,6 +3171,10 @@ The obsolete function 'gets' is called. With 'gets' you'll get a buffer overrun
     </arg>
   </function>
   <!-- int isinf(double x); -->
+  <!-- bool isinf(float x); // since C++11 -->
+  <!-- bool isinf(double x); // since C++11 -->
+  <!-- bool isinf(long double x); // since C++11 -->
+  <!-- bool isinf(Integral x); // since C++11 -->
   <function name="isinf,std::isinf">
     <use-retval/>
     <pure/>
@@ -3174,6 +3183,7 @@ The obsolete function 'gets' is called. With 'gets' you'll get a buffer overrun
     <leak-ignore/>
     <arg nr="1">
       <not-uninit/>
+      <not-bool/>
     </arg>
   </function>
   <!-- double logb(double x); -->
@@ -3288,6 +3298,10 @@ The obsolete function 'gets' is called. With 'gets' you'll get a buffer overrun
     </arg>
   </function>
   <!-- int isnan(double x); -->
+  <!-- bool isnan(float x); // since C++11 -->
+  <!-- bool isnan(double x); // since C++11 -->
+  <!-- bool isnan(long double x); // since C++11 -->
+  <!-- bool isnan(Integral x); // since C++11 -->
   <function name="isnan,std::isnan">
     <use-retval/>
     <pure/>
@@ -3296,9 +3310,14 @@ The obsolete function 'gets' is called. With 'gets' you'll get a buffer overrun
     <leak-ignore/>
     <arg nr="1">
       <not-uninit/>
+      <not-bool/>
     </arg>
   </function>
   <!-- int isnormal(double x); -->
+  <!--bool isnormal(float x); // since C++11 -->
+  <!--bool isnormal(double x); // since C++11 -->
+  <!--bool isnormal(long double x); // since C++11 -->
+  <!--bool isnormal(Integral x); // since C++11 -->
   <function name="isnormal,std::isnormal">
     <use-retval/>
     <pure/>
@@ -3307,9 +3326,14 @@ The obsolete function 'gets' is called. With 'gets' you'll get a buffer overrun
     <leak-ignore/>
     <arg nr="1">
       <not-uninit/>
+      <not-bool/>
     </arg>
   </function>
   <!-- int isunordered(double x, double y);-->
+  <!-- bool isunordered(float x, float y); // since C++11 -->
+  <!-- bool isunordered(double x, double y); // since C++11 -->
+  <!-- bool isunordered(long double x, long double y); // since C++11 -->
+  <!-- bool isunordered(Arithmetic x, Arithmetic y); // since C++11 -->
   <function name="isunordered,std::isunordered">
     <use-retval/>
     <pure/>
@@ -3318,9 +3342,11 @@ The obsolete function 'gets' is called. With 'gets' you'll get a buffer overrun
     <leak-ignore/>
     <arg nr="1">
       <not-uninit/>
+      <not-bool/>
     </arg>
     <arg nr="2">
       <not-uninit/>
+      <not-bool/>
     </arg>
   </function>
   <!-- int ilogb(double x); -->