| ; RUN: llvm-as < %s | opt -ipconstprop | llvm-dis > %t |
| ;; Check that the 21 constants got propagated properly |
| ; RUN: cat %t | grep {%M = add i32 21, 21} |
| ;; Check that the second return values didn't get propagated |
| ; RUN: cat %t | grep {%N = add i32 %B, %D} |
| |
| define internal {i32, i32} @foo(i1 %Q) { |
| br i1 %Q, label %T, label %F |
| |
| T: ; preds = %0 |
| ret i32 21, i32 22 |
| |
| F: ; preds = %0 |
| ret i32 21, i32 23 |
| } |
| |
| define internal {i32, i32} @bar(i1 %Q) { |
| %A = insertvalue { i32, i32 } undef, i32 21, 0 |
| br i1 %Q, label %T, label %F |
| |
| T: ; preds = %0 |
| %B = insertvalue { i32, i32 } %A, i32 22, 1 |
| ret { i32, i32 } %B |
| |
| F: ; preds = %0 |
| %C = insertvalue { i32, i32 } %A, i32 23, 1 |
| ret { i32, i32 } %C |
| } |
| |
| define { i32, i32 } @caller(i1 %Q) { |
| %X = call {i32, i32} @foo( i1 %Q ) |
| %A = getresult {i32, i32} %X, 0 |
| %B = getresult {i32, i32} %X, 1 |
| %Y = call {i32, i32} @bar( i1 %Q ) |
| %C = extractvalue {i32, i32} %Y, 0 |
| %D = extractvalue {i32, i32} %Y, 1 |
| %M = add i32 %A, %C |
| %N = add i32 %B, %D |
| ret { i32, i32 } %X |
| } |
| |