Improved testing of std.cfg.

cfg/std.cfg

@@ -511,7 +511,7 @@
   <!-- double ceil(double x); -->
   <!-- float ceilf(float x); -->
   <!-- long double ceill(long double x); -->
-  <function name="ceil,ceilf,ceill">
+  <function name="ceil,std::ceil,ceilf,ceill">
     <use-retval/>
     <pure/>
     <noreturn>false</noreturn>
@@ -523,7 +523,7 @@
   <!-- double copysign(double x, double y); -->
   <!-- float copysignf(float x, float y); -->
   <!-- long double copysign(long double x, long double y); -->
-  <function name="copysign,copysignf,copysignl">
+  <function name="copysign,std::copysign,copysignf,copysignl">
     <use-retval/>
     <pure/>
     <noreturn>false</noreturn>
@@ -535,8 +535,8 @@
       <not-uninit/>
     </arg>
   </function>
-  <!-- void cearerr(FILE * stream); -->
+  <!-- void clearerr(FILE * stream); -->
-  <function name="clearerr">
+  <function name="clearerr,std::clearerr">
     <noreturn>false</noreturn>
     <leak-ignore/>
     <arg nr="1">
@@ -553,7 +553,7 @@
   <!-- double cbrt(double x); -->
   <!-- float cbrtf(float x); -->
   <!-- long double cbrtl(long double x); -->
-  <function name="cbrt,cbrtf,cbrtl">
+  <function name="cbrt,std::cbrt,cbrtf,cbrtl">
     <use-retval/>
     <pure/>
     <noreturn>false</noreturn>
@@ -565,7 +565,7 @@
   <!-- double cos(double x); -->
   <!-- float cosf(float x); -->
   <!-- long double cosl(long double x); -->
-  <function name="cos,cosf,cosl">
+  <function name="cos,std::cos,cosf,cosl">
     <use-retval/>
     <pure/>
     <noreturn>false</noreturn>
@@ -589,7 +589,7 @@
   <!-- double cosh(double x); -->
   <!-- float coshf(float x); -->
   <!-- long double coshl(long double x); -->
-  <function name="cosh,coshf,coshl">
+  <function name="cosh,std::cosh,coshf,coshl">
     <use-retval/>
     <pure/>
     <noreturn>false</noreturn>

test/cfg/std.c

@@ -798,6 +798,112 @@ void uninitvar_atol(void)
     (void)atoll(c);
 }
 
+void uninitvar_calloc(void)
+{
+    size_t nitems;
+    size_t size;
+    // cppcheck-suppress uninitvar
+    int * p = (int*) calloc(nitems, size);
+    free(p);
+}
+
+void uninitvar_ceil(void)
+{
+    float f;
+    // cppcheck-suppress uninitvar
+    (void)ceilf(f);
+
+    double d;
+    // cppcheck-suppress uninitvar
+    (void)ceil(d);
+
+    long double ld;
+    // cppcheck-suppress uninitvar
+    (void)ceill(ld);
+}
+
+void uninitvar_copysign(void)
+{
+    float f1, f2;
+    // cppcheck-suppress uninitvar
+    (void)copysignf(f1, f2);
+
+    double d1, d2;
+    // cppcheck-suppress uninitvar
+    (void)copysign(d1, d2);
+
+    long double ld1, ld2;
+    // cppcheck-suppress uninitvar
+    (void)copysignl(ld1, ld2);
+}
+
+void uninitvar_cbrt(void)
+{
+    float f;
+    // cppcheck-suppress uninitvar
+    (void)cbrtf(f);
+
+    double d;
+    // cppcheck-suppress uninitvar
+    (void)cbrt(d);
+
+    long double ld;
+    // cppcheck-suppress uninitvar
+    (void)cbrtl(ld);
+}
+
+void uninitvar_cos(void)
+{
+    float f;
+    // cppcheck-suppress uninitvar
+    (void)cosf(f);
+
+    double d;
+    // cppcheck-suppress uninitvar
+    (void)cos(d);
+
+    long double ld;
+    // cppcheck-suppress uninitvar
+    (void)cosl(ld);
+}
+
+void uninitvar_clearerr(void)
+{
+    FILE * stream;
+    // cppcheck-suppress uninitvar
+    clearerr(stream);
+}
+
+void uninitvar_ccos(void)
+{
+    float complex fd;
+    // cppcheck-suppress uninitvar
+    (void)ccosf(fd);
+
+    double complex dc;
+    // cppcheck-suppress uninitvar
+    (void)ccos(dc);
+
+    long double complex ldc;
+    // cppcheck-suppress uninitvar
+    (void)ccosl(ldc);
+}
+
+void uninitvar_cosh(void)
+{
+    float f;
+    // cppcheck-suppress uninitvar
+    (void)coshf(f);
+
+    double d;
+    // cppcheck-suppress uninitvar
+    (void)cosh(d);
+
+    long double ld;
+    // cppcheck-suppress uninitvar
+    (void)coshl(ld);
+}
+
 void ignoreretrn(void)
 {
     char szNumbers[] = "2001 60c0c0 -1101110100110100100000 0x6fffff";

test/cfg/std.cpp

@@ -356,6 +356,88 @@ void uninitvar_atol(void)
     (void)std::atoll(c);
 }
 
+void uninitvar_ceil(void)
+{
+    float f;
+    // cppcheck-suppress uninitvar
+    (void)std::ceil(f);
+
+    double d;
+    // cppcheck-suppress uninitvar
+    (void)std::ceil(d);
+
+    long double ld;
+    // cppcheck-suppress uninitvar
+    (void)std::ceil(ld);
+}
+
+void uninitvar_copysign(void)
+{
+    float f1, f2;
+    // cppcheck-suppress uninitvar
+    (void)std::copysign(f1, f2);
+
+    double d1, d2;
+    // cppcheck-suppress uninitvar
+    (void)std::copysign(d1, d2);
+
+    long double ld1, ld2;
+    // cppcheck-suppress uninitvar
+    (void)std::copysign(ld1, ld2);
+}
+
+void uninitvar_cbrt(void)
+{
+    float f;
+    // cppcheck-suppress uninitvar
+    (void)std::cbrt(f);
+
+    double d;
+    // cppcheck-suppress uninitvar
+    (void)std::cbrt(d);
+
+    long double ld;
+    // cppcheck-suppress uninitvar
+    (void)std::cbrt(ld);
+}
+
+void uninitvar_cos(void)
+{
+    float f;
+    // cppcheck-suppress uninitvar
+    (void)std::cos(f);
+
+    double d;
+    // cppcheck-suppress uninitvar
+    (void)std::cos(d);
+
+    long double ld;
+    // cppcheck-suppress uninitvar
+    (void)std::cos(ld);
+}
+
+void uninitvar_clearerr(void)
+{
+    FILE * stream;
+    // cppcheck-suppress uninitvar
+    std::clearerr(stream);
+}
+
+void uninitvar_cosh(void)
+{
+    float f;
+    // cppcheck-suppress uninitvar
+    (void)std::cosh(f);
+
+    double d;
+    // cppcheck-suppress uninitvar
+    (void)std::cosh(d);
+
+    long double ld;
+    // cppcheck-suppress uninitvar
+    (void)std::cosh(ld);
+}
+
 void uninitvar_feraiseexcept(void)
 {
     int excepts;