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/* Test for diagnostics for Wconversion between floating-point and
integers. C++ equivalent of
gcc/testsuite/gcc.dg/Wconversion-real-integer.c */
/* { dg-do compile }
/* { dg-options "-Wconversion" } */
/* { dg-require-effective-target int32plus } */
#include <limits.h>
void fsi (signed int x);
void fui (unsigned int x);
void ffloat (float x);
void fdouble (double x);
float vfloat;
double vdouble;
void h (void)
{
unsigned int ui = 3;
int si = 3;
unsigned char uc = 3;
signed char sc = 3;
float f = 3;
double d = 3;
fsi (3.1f); /* { dg-warning "conversion" } */
si = 3.1f; /* { dg-warning "conversion" } */
fsi (3.1); /* { dg-warning "conversion" } */
si = 3.1; /* { dg-warning "conversion" } */
fsi (d); /* { dg-warning "conversion" } */
si = d; /* { dg-warning "conversion" } */
fui (-1.0); /* { dg-warning "overflow" } */
ui = -1.0; /* { dg-warning "overflow" } */
ffloat (INT_MAX); /* { dg-warning "conversion" } */
vfloat = INT_MAX; /* { dg-warning "conversion" } */
ffloat (16777217); /* { dg-warning "conversion" } */
vfloat = 16777217; /* { dg-warning "conversion" } */
ffloat (si); /* { dg-warning "conversion" } */
vfloat = si; /* { dg-warning "conversion" } */
ffloat (ui); /* { dg-warning "conversion" } */
vfloat = ui; /* { dg-warning "conversion" } */
fsi (3);
si = 3;
fsi (3.0f);
si = 3.0f;
fsi (3.0);
si = 3.0;
fsi (16777217.0f);
si = 16777217.0f;
fsi ((int) 3.1);
si = (int) 3.1;
ffloat (3U);
vfloat = 3U;
ffloat (3);
vfloat = 3;
ffloat (INT_MIN);
vfloat = INT_MIN;
ffloat (uc);
vfloat = uc;
ffloat (sc);
vfloat = sc;
fdouble (UINT_MAX);
vdouble = UINT_MAX;
fdouble (ui);
vdouble = ui;
fdouble (si);
vdouble = si;
}
void fss (signed short x);
void fus (unsigned short x);
void fsc (signed char x);
void fuc (unsigned char x);
void h2 (void)
{
unsigned short int us;
short int ss;
unsigned char uc;
signed char sc;
fss (4294967294.0); /* { dg-warning "conversion" } */
ss = 4294967294.0; /* { dg-warning "conversion" } */
fss (-4294967294.0); /* { dg-warning "conversion" } */
ss = -4294967294.0; /* { dg-warning "conversion" } */
fus (4294967294.0); /* { dg-warning "conversion" } */
us = 4294967294.0; /* { dg-warning "conversion" } */
fus (-4294967294.0); /* { dg-warning "conversion" } */
us = -4294967294.0; /* { dg-warning "conversion" } */
fsc (500.0); /* { dg-warning "conversion" } */
sc = 500.0; /* { dg-warning "conversion" } */
fsc (-500.0); /* { dg-warning "conversion" } */
sc = -500.0; /* { dg-warning "conversion" } */
fuc (500.0); /* { dg-warning "conversion" } */
uc = 500.0; /* { dg-warning "conversion" } */
fuc (-500.0); /* { dg-warning "conversion" } */
uc = -500.0; /* { dg-warning "conversion" } */
fss (500.0);
ss = 500.0;
fss (-500.0);
ss = -500.0;
fus (500.0);
us = 500.0;
fus (-500.0); /* { dg-warning "conversion" } */
us = -500.0; /* { dg-warning "conversion" } */
}
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