| // RUN: clang -emit-llvm %s -o %t -arch=i386 |
| void t1(int len) |
| { |
| __asm__ volatile("" : "=&r"(len), "+&r"(len)); |
| } |
| |
| void t2(unsigned long long t) |
| { |
| __asm__ volatile("" : "+m"(t)); |
| } |
| |
| void t3(unsigned char *src, unsigned long long temp) |
| { |
| __asm__ volatile("" : "+m"(temp), "+r"(src)); |
| } |
| |
| void t4() |
| { |
| unsigned long long a; |
| struct reg { unsigned long long a, b; } b; |
| |
| __asm__ volatile ("":: "m"(a), "m"(b)); |
| } |
| |
| // PR3417 |
| void t5(int i) |
| { |
| asm("nop" : "=r"(i) : "0"(t5)); |
| } |
| |
| // PR3641 |
| void t6(void) |
| { |
| __asm__ volatile("" : : "i" (t6)); |
| } |