- 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
113 行
2.3 KiB
C
113 行
2.3 KiB
C
extern int printf(const char *format, ...);
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static void kb_wait_1(void)
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{
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unsigned long timeout = 2;
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do {
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(1 ?
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printf("timeout=%ld\n", timeout) :
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({
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while (1)
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printf("error\n");
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})
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);
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timeout--;
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} while (timeout);
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}
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static void kb_wait_2(void)
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{
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unsigned long timeout = 2;
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do {
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(1 ?
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printf("timeout=%ld\n", timeout) :
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({
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for (;;)
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printf("error\n");
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})
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);
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timeout--;
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} while (timeout);
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}
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static void kb_wait_2_1(void)
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{
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unsigned long timeout = 2;
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do {
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(1 ?
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printf("timeout=%ld\n", timeout) :
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({
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do {
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printf("error\n");
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} while (1);
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})
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);
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timeout--;
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} while (timeout);
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}
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static void kb_wait_2_2(void)
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{
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unsigned long timeout = 2;
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do {
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(1 ?
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printf("timeout=%ld\n", timeout) :
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({
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label:
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printf("error\n");
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goto label;
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})
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);
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timeout--;
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} while (timeout);
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}
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static void kb_wait_3(void)
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{
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unsigned long timeout = 2;
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do {
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(1 ?
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printf("timeout=%ld\n", timeout) :
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({
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int i = 1;
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goto label;
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i = i + 2;
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label:
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i = i + 3;
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})
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);
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timeout--;
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} while (timeout);
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}
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static void kb_wait_4(void)
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{
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unsigned long timeout = 2;
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do {
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(1 ?
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printf("timeout=%ld\n", timeout) :
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({
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switch(timeout) {
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case 2:
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printf("timeout is 2");
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break;
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case 1:
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printf("timeout is 1");
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break;
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default:
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printf("timeout is 0?");
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break;
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};
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// return;
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})
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);
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timeout--;
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} while (timeout);
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}
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int main()
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{
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printf("begin\n");
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kb_wait_1();
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kb_wait_2();
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kb_wait_2_1();
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kb_wait_2_2();
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kb_wait_3();
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kb_wait_4();
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printf("end\n");
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return 0;
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}
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