| ; RUN: llvm-as %s -o - | llvm-dis > %t1.ll |
| ; RUN: llvm-as %t1.ll -o - | llvm-dis > %t2.ll |
| ; RUN: diff %t1.ll %t2.ll |
| |
| ; Demonstrate all of the variable argument handling intrinsic functions plus |
| ; the va_arg instruction. |
| |
| implementation |
| declare sbyte* %llvm.va_start() |
| declare sbyte* %llvm.va_copy(sbyte*) |
| declare void %llvm.va_end(sbyte*) |
| |
| int %test(int %X, ...) { |
| %ap = call sbyte* %llvm.va_start() |
| %aq = call sbyte* %llvm.va_copy(sbyte* %ap) |
| call void %llvm.va_end(sbyte* %aq) |
| |
| %tmp = vaarg sbyte* %ap, int |
| %ap2 = vanext sbyte* %ap, int |
| |
| call void %llvm.va_end(sbyte* %ap2) |
| ret int %tmp |
| } |