/* PR c/59963 */ /* { dg-do compile } */ /* { dg-options "-Woverflow -Wconversion" } */ extern void bar (unsigned char); extern void bar8 (unsigned char, unsigned char, unsigned char, unsigned char, unsigned char, unsigned char, unsigned char, unsigned char); extern void bazu (unsigned int, ...); extern void bazi (char, int); extern int f (short a, short b); int g (void) { return f (0xffffffffL, /* { dg-warning "13:overflow in implicit constant conversion" } */ 0xffffffffL) /* { dg-warning "13:overflow in implicit constant conversion" } */ && f (0xffffffffL, /* { dg-warning "9:overflow in implicit constant conversion" } */ 0xffffffffL); /* { dg-warning "9:overflow in implicit constant conversion" } */ } void foo (int i) { bar (256); /* { dg-warning "8:large integer implicitly truncated to unsigned type" } */ bar (6.66f); /* { dg-warning "8:conversion" } */ bar8 (-1, /* { dg-warning "9:negative integer implicitly converted to unsigned type" } */ -2, /* { dg-warning "3:negative integer implicitly converted to unsigned type" } */ -3, /* { dg-warning "4:negative integer implicitly converted to unsigned type" } */ -4, /* { dg-warning "5:negative integer implicitly converted to unsigned type" } */ -5, /* { dg-warning "6:negative integer implicitly converted to unsigned type" } */ -6, /* { dg-warning "7:negative integer implicitly converted to unsigned type" } */ -7, /* { dg-warning "8:negative integer implicitly converted to unsigned type" } */ -8); /* { dg-warning "9:negative integer implicitly converted to unsigned type" } */ bazu (i, i); /* { dg-warning "9:conversion" } */ bazi (0x8, 0x80000000); /* { dg-warning "14:conversion of unsigned constant value to negative integer" } */ }