| ; RUN: llvm-as < %s | opt -deadargelim | llvm-dis | not grep DEADARG |
| |
| implementation |
| |
| ; test - an obviously dead argument |
| internal int %test(int %v, int %DEADARG1, int* %p) { |
| store int %v, int* %p |
| ret int %v |
| } |
| |
| ; hardertest - an argument which is only used by a call of a function with a |
| ; dead argument. |
| internal int %hardertest(int %DEADARG2) { |
| %p = alloca int |
| %V = call int %test(int 5, int %DEADARG2, int* %p) |
| ret int %V |
| } |
| |
| ; evenhardertest - recursive dead argument... |
| internal void %evenhardertest(int %DEADARG3) { |
| call void %evenhardertest(int %DEADARG3) |
| ret void |
| } |
| |
| internal void %needarg(int %TEST) { |
| call int %needarg2(int %TEST) |
| ret void |
| } |
| |
| internal int %needarg2(int %TEST) { |
| ret int %TEST |
| } |
| |
| internal void %needarg3(int %TEST3) { |
| call void %needarg(int %TEST3) |
| ret void |
| } |