/* Test for diagnostics for implicit conversions between integer types
|
/* Test for diagnostics for implicit conversions between integer types
|
C++ equivalent of gcc/testsuite/gcc.dg/Wconversion-integer.c */
|
C++ equivalent of gcc/testsuite/gcc.dg/Wconversion-integer.c */
|
|
|
// { dg-do compile }
|
// { dg-do compile }
|
// { dg-options "-fsigned-char -Wconversion" }
|
// { dg-options "-fsigned-char -Wconversion" }
|
|
|
#include
|
#include
|
|
|
void fsc (signed char sc);
|
void fsc (signed char sc);
|
void fuc (unsigned char uc);
|
void fuc (unsigned char uc);
|
unsigned fui (unsigned int ui);
|
unsigned fui (unsigned int ui);
|
void fsi (signed int ui);
|
void fsi (signed int ui);
|
|
|
void h (int x)
|
void h (int x)
|
{
|
{
|
unsigned int ui = 3;
|
unsigned int ui = 3;
|
int si = 3;
|
int si = 3;
|
unsigned char uc = 3;
|
unsigned char uc = 3;
|
signed char sc = 3;
|
signed char sc = 3;
|
|
|
uc = ui; /* { dg-warning "conversion" } */
|
uc = ui; /* { dg-warning "conversion" } */
|
uc = si; /* { dg-warning "conversion" } */
|
uc = si; /* { dg-warning "conversion" } */
|
sc = ui; /* { dg-warning "conversion" } */
|
sc = ui; /* { dg-warning "conversion" } */
|
sc = si; /* { dg-warning "conversion" } */
|
sc = si; /* { dg-warning "conversion" } */
|
fuc (ui); /* { dg-warning "conversion" } */
|
fuc (ui); /* { dg-warning "conversion" } */
|
fuc (si); /* { dg-warning "conversion" } */
|
fuc (si); /* { dg-warning "conversion" } */
|
fsc (ui); /* { dg-warning "conversion" } */
|
fsc (ui); /* { dg-warning "conversion" } */
|
fsc (si); /* { dg-warning "conversion" } */
|
fsc (si); /* { dg-warning "conversion" } */
|
|
|
fsi (si);
|
fsi (si);
|
fui (ui);
|
fui (ui);
|
fsi (uc);
|
fsi (uc);
|
si = uc;
|
si = uc;
|
fui (uc);
|
fui (uc);
|
ui = uc;
|
ui = uc;
|
fui ('A');
|
fui ('A');
|
ui = 'A';
|
ui = 'A';
|
fsi ('A');
|
fsi ('A');
|
si = 'A';
|
si = 'A';
|
fuc ('A');
|
fuc ('A');
|
uc = 'A';
|
uc = 'A';
|
|
|
uc = x ? 1U : -1; /* { dg-warning "conversion" } */
|
uc = x ? 1U : -1; /* { dg-warning "conversion" } */
|
uc = x ? SCHAR_MIN : 1U; /* { dg-warning "conversion" } */
|
uc = x ? SCHAR_MIN : 1U; /* { dg-warning "conversion" } */
|
uc = x ? 1 : -1; /* Warned by -Wsign-conversion. */
|
uc = x ? 1 : -1; /* Warned by -Wsign-conversion. */
|
uc = x ? SCHAR_MIN : 1; /* Warned by -Wsign-conversion. */
|
uc = x ? SCHAR_MIN : 1; /* Warned by -Wsign-conversion. */
|
ui = x ? 1U : -1; /* Warned by -Wsign-conversion. */
|
ui = x ? 1U : -1; /* Warned by -Wsign-conversion. */
|
ui = x ? INT_MIN : 1U; /* Warned by -Wsign-conversion. */
|
ui = x ? INT_MIN : 1U; /* Warned by -Wsign-conversion. */
|
ui = ui ? SCHAR_MIN : 1U; /* Warned by -Wsign-conversion. */
|
ui = ui ? SCHAR_MIN : 1U; /* Warned by -Wsign-conversion. */
|
ui = 1U * -1; /* Warned by -Wsign-conversion. */
|
ui = 1U * -1; /* Warned by -Wsign-conversion. */
|
ui = ui + INT_MIN; /* Warned by -Wsign-conversion. */
|
ui = ui + INT_MIN; /* Warned by -Wsign-conversion. */
|
ui = x ? 1 : -1; /* Warned by -Wsign-conversion. */
|
ui = x ? 1 : -1; /* Warned by -Wsign-conversion. */
|
ui = ui ? SCHAR_MIN : 1; /* Warned by -Wsign-conversion. */
|
ui = ui ? SCHAR_MIN : 1; /* Warned by -Wsign-conversion. */
|
|
|
fuc (-1); /* Warned by -Wsign-conversion. */
|
fuc (-1); /* Warned by -Wsign-conversion. */
|
uc = -1; /* Warned by -Wsign-conversion. */
|
uc = -1; /* Warned by -Wsign-conversion. */
|
fui (-1); /* Warned by -Wsign-conversion. */
|
fui (-1); /* Warned by -Wsign-conversion. */
|
ui = -1; /* Warned by -Wsign-conversion. */
|
ui = -1; /* Warned by -Wsign-conversion. */
|
fuc ('\xa0'); /* Warned by -Wsign-conversion. */
|
fuc ('\xa0'); /* Warned by -Wsign-conversion. */
|
uc = '\xa0'; /* Warned by -Wsign-conversion. */
|
uc = '\xa0'; /* Warned by -Wsign-conversion. */
|
fui ('\xa0'); /* Warned by -Wsign-conversion. */
|
fui ('\xa0'); /* Warned by -Wsign-conversion. */
|
ui = '\xa0'; /* Warned by -Wsign-conversion. */
|
ui = '\xa0'; /* Warned by -Wsign-conversion. */
|
fsi (0x80000000); /* Warned by -Wsign-conversion. */
|
fsi (0x80000000); /* Warned by -Wsign-conversion. */
|
si = 0x80000000; /* Warned by -Wsign-conversion. */
|
si = 0x80000000; /* Warned by -Wsign-conversion. */
|
|
|
|
|
fsi (UINT_MAX - 1); /* Warned by -Wsign-conversion. */
|
fsi (UINT_MAX - 1); /* Warned by -Wsign-conversion. */
|
si = UINT_MAX - 1; /* Warned by -Wsign-conversion. */
|
si = UINT_MAX - 1; /* Warned by -Wsign-conversion. */
|
fsi (UINT_MAX - 1U); /* Warned by -Wsign-conversion. */
|
fsi (UINT_MAX - 1U); /* Warned by -Wsign-conversion. */
|
si = UINT_MAX - 1U; /* Warned by -Wsign-conversion. */
|
si = UINT_MAX - 1U; /* Warned by -Wsign-conversion. */
|
fsi (UINT_MAX/3U);
|
fsi (UINT_MAX/3U);
|
si = UINT_MAX/3U;
|
si = UINT_MAX/3U;
|
fsi (UINT_MAX/3);
|
fsi (UINT_MAX/3);
|
si = UINT_MAX/3;
|
si = UINT_MAX/3;
|
fui (UINT_MAX - 1);
|
fui (UINT_MAX - 1);
|
ui = UINT_MAX - 1;
|
ui = UINT_MAX - 1;
|
|
|
uc = (unsigned char) -1;
|
uc = (unsigned char) -1;
|
ui = -1 * (1 * -1);
|
ui = -1 * (1 * -1);
|
ui = (unsigned) -1;
|
ui = (unsigned) -1;
|
|
|
fsc (uc); /* Warned by -Wsign-conversion. */
|
fsc (uc); /* Warned by -Wsign-conversion. */
|
sc = uc; /* Warned by -Wsign-conversion. */
|
sc = uc; /* Warned by -Wsign-conversion. */
|
fuc (sc); /* Warned by -Wsign-conversion. */
|
fuc (sc); /* Warned by -Wsign-conversion. */
|
uc = sc; /* Warned by -Wsign-conversion. */
|
uc = sc; /* Warned by -Wsign-conversion. */
|
fsi (ui); /* Warned by -Wsign-conversion. */
|
fsi (ui); /* Warned by -Wsign-conversion. */
|
si = ui; /* Warned by -Wsign-conversion. */
|
si = ui; /* Warned by -Wsign-conversion. */
|
fui (si); /* Warned by -Wsign-conversion. */
|
fui (si); /* Warned by -Wsign-conversion. */
|
ui = si; /* Warned by -Wsign-conversion. */
|
ui = si; /* Warned by -Wsign-conversion. */
|
fui (sc); /* Warned by -Wsign-conversion. */
|
fui (sc); /* Warned by -Wsign-conversion. */
|
ui = sc; /* Warned by -Wsign-conversion. */
|
ui = sc; /* Warned by -Wsign-conversion. */
|
}
|
}
|
|
|
unsigned fui (unsigned a) { return a + -1; } /* Warned by -Wsign-conversion. */
|
unsigned fui (unsigned a) { return a + -1; } /* Warned by -Wsign-conversion. */
|
|
|