Paze AI
251ee470bf
- 所有 tcc 文件/内容/宏改名为 pcc (tcc.c->pcc.c, tccelf.c->pccelf.c, libtcc.c->libpcc.c 等) - 支持架构: i386, x86_64, ARM, ARM64, RISC-V, C67 - 支持格式: PE, ELF, Mach-O, COFF - 完整预处理、代码生成、链接器、调试信息 - 构建成功: pcc.exe (x86_64 Windows) - 功能测试通过: 递归/结构体/浮点/switch/循环 - 自编译测试通过: pcc 可以编译自身
112 行
2.4 KiB
C
112 行
2.4 KiB
C
/* integer promotion */
|
|
|
|
int printf(const char*, ...);
|
|
#define promote(s) printf(" %ssigned : %s\n", (s) - 100 < 0 ? " " : "un", #s);
|
|
|
|
int main (void)
|
|
{
|
|
struct {
|
|
unsigned u3:3;
|
|
unsigned u31:31;
|
|
unsigned u32:32;
|
|
unsigned long ul31:31;
|
|
unsigned long ul32:32;
|
|
unsigned long long ull31:31;
|
|
unsigned long long ull32:32;
|
|
unsigned long long ull33:33;
|
|
unsigned long long ull64:64;
|
|
unsigned char c;
|
|
} s = { 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 };
|
|
|
|
promote(s.u3);
|
|
promote(s.u31);
|
|
promote(s.u32);
|
|
promote(s.ul31);
|
|
promote(s.ul32);
|
|
promote(s.ull31);
|
|
promote(s.ull32);
|
|
promote(s.ull33);
|
|
promote(s.ull64);
|
|
promote(s.c);
|
|
printf("\n");
|
|
|
|
promote((1 ? s.u3 : 1));
|
|
promote((1 ? s.u31 : 1));
|
|
promote((1 ? s.u32 : 1));
|
|
promote((1 ? s.ul31 : 1));
|
|
promote((1 ? s.ul32 : 1));
|
|
promote((1 ? s.ull31 : 1));
|
|
promote((1 ? s.ull32 : 1));
|
|
promote((1 ? s.ull33 : 1));
|
|
promote((1 ? s.ull64 : 1));
|
|
promote((1 ? s.c : 1));
|
|
printf("\n");
|
|
|
|
promote(s.u3 << 1);
|
|
promote(s.u31 << 1);
|
|
promote(s.u32 << 1);
|
|
promote(s.ul31 << 1);
|
|
promote(s.ul32 << 1);
|
|
promote(s.ull31 << 1);
|
|
promote(s.ull32 << 1);
|
|
promote(s.ull33 << 1);
|
|
promote(s.ull64 << 1);
|
|
promote(s.c << 1);
|
|
printf("\n");
|
|
|
|
promote(+s.u3);
|
|
promote(+s.u31);
|
|
promote(+s.u32);
|
|
promote(+s.ul31);
|
|
promote(+s.ul32);
|
|
promote(+s.ull31);
|
|
promote(+s.ull32);
|
|
promote(+s.ull33);
|
|
promote(+s.ull64);
|
|
promote(+s.c);
|
|
printf("\n");
|
|
|
|
promote(-s.u3);
|
|
promote(-s.u31);
|
|
promote(-s.u32);
|
|
promote(-s.ul31);
|
|
promote(-s.ul32);
|
|
promote(-s.ull31);
|
|
promote(-s.ull32);
|
|
promote(-s.ull33);
|
|
promote(-s.ull64);
|
|
promote(-s.c);
|
|
printf("\n");
|
|
|
|
promote(~s.u3);
|
|
promote(~s.u31);
|
|
promote(~s.u32);
|
|
promote(~s.ul31);
|
|
promote(~s.ul32);
|
|
promote(~s.ull31);
|
|
promote(~s.ull32);
|
|
promote(~s.ull33);
|
|
promote(~s.ull64);
|
|
promote(~s.c);
|
|
printf("\n");
|
|
|
|
promote(!s.u3);
|
|
promote(!s.u31);
|
|
promote(!s.u32);
|
|
promote(!s.ul31);
|
|
promote(!s.ul32);
|
|
promote(!s.ull31);
|
|
promote(!s.ull32);
|
|
promote(!s.ull33);
|
|
promote(!s.ull64);
|
|
promote(!s.c);
|
|
printf("\n");
|
|
|
|
promote(+(unsigned)s.u3);
|
|
promote(-(unsigned)s.u3);
|
|
promote(~(unsigned)s.u3);
|
|
promote(!(unsigned)s.u3);
|
|
|
|
return 0;
|
|
}
|