| ; RUN: opt -regions -analyze < %s | FileCheck %s |
| ; RUN: opt -regions -stats < %s 2>&1 | FileCheck -check-prefix=STAT %s |
| ; RUN: opt -regions -print-region-style=bb -analyze < %s 2>&1 | FileCheck -check-prefix=BBIT %s |
| ; RUN: opt -regions -print-region-style=rn -analyze < %s 2>&1 | FileCheck -check-prefix=RNIT %s |
| |
| define internal fastcc void @compress() nounwind { |
| end33: |
| br i1 1, label %end124, label %lor.lhs.false95 |
| |
| lor.lhs.false95: |
| br i1 1, label %then107, label %end172 |
| |
| then107: |
| br i1 1, label %end124, label %then113 |
| |
| then113: |
| br label %end124 |
| |
| end124: |
| br label %exit |
| |
| end172: |
| br label %exit |
| |
| |
| exit: |
| unreachable |
| |
| |
| } |
| ; CHECK-NOT: => |
| ; CHECK: [0] end33 => <Function Return> |
| ; CHECK-NEXT: [1] end33 => exit |
| ; CHECK-NEXT: [2] then107 => end124 |
| |
| ; STAT: 3 region - The # of regions |
| |
| ; BBIT: end33, end124, exit, lor.lhs.false95, then107, then113, end172, |
| ; BBIT: end33, end124, lor.lhs.false95, then107, then113, end172, |
| ; BBIT: then107, then113, |
| |
| ; RNIT: end33 => exit, exit, |
| ; RNIT: end33, end124, lor.lhs.false95, then107 => end124, end172, |
| ; RNIT: then107, then113, |
