diff --git a/test/cfg/std.c b/test/cfg/std.c
index c0f639446..71eaaa052 100644
--- a/test/cfg/std.c
+++ b/test/cfg/std.c
@@ -12,6 +12,7 @@
 #include <stdlib.h>
 #include <tgmath.h> // frexp
 #include <wchar.h>
+#include <fenv.h>
 
 void bufferAccessOutOfBounds(void)
 {
@@ -588,7 +589,7 @@ void uninitvar_tan(void)
 void uninitvar_ctan(void)
 {
     float complex fd;
-    // cppcheck-suppress uninitvars
+    // cppcheck-suppress uninitvar
     (void)ctanf(fd);
 
     double complex dc;
@@ -615,6 +616,28 @@ void uninitvar_tanh(void)
     (void)tanhl(ld);
 }
 
+void uninitvar_ctanh(void)
+{
+    float complex fd;
+    // cppcheck-suppress uninitvar
+    (void)ctanhf(fd);
+
+    double complex dc;
+    // cppcheck-suppress uninitvar
+    (void)ctanh(dc);
+
+    long double complex ldc;
+    // cppcheck-suppress uninitvar
+    (void)ctanhl(ldc);
+}
+
+void uninitvar_feclearexcept(void)
+{
+    int i;
+    // cppcheck-suppress uninitvar
+    feclearexcept(i);
+}
+
 void ignoreretrn(void)
 {
     char szNumbers[] = "2001 60c0c0 -1101110100110100100000 0x6fffff";