| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 5 |
| ; RUN: opt -S -passes=indvars < %s | FileCheck %s |
| |
| target datalayout = "n8:16:32:64" |
| |
| ; Make sure it does not crash. |
| |
| define i32 @m() { |
| ; CHECK-LABEL: define i32 @m() { |
| ; CHECK-NEXT: [[ENTRY:.*:]] |
| ; CHECK-NEXT: br label %[[FOR_BODY_I6:.*]] |
| ; CHECK: [[FOR_BODY_I6]]: |
| ; CHECK-NEXT: br i1 true, label %[[I_EXIT:.*]], label %[[IF_END_I:.*]] |
| ; CHECK: [[IF_END_I]]: |
| ; CHECK-NEXT: store i64 0, ptr null, align 8 |
| ; CHECK-NEXT: br label %[[FOR_BODY_I6]] |
| ; CHECK: [[I_EXIT]]: |
| ; CHECK-NEXT: ret i32 0 |
| ; |
| entry: |
| %div.i4 = sdiv i32 1, 0 |
| br label %for.body.i6 |
| |
| for.body.i6: ; preds = %if.end.i, %entry |
| %add57.i = phi i32 [ %add.i7, %if.end.i ], [ 0, %entry ] |
| br i1 true, label %i.exit, label %if.end.i |
| |
| if.end.i: ; preds = %for.body.i6 |
| %add.i7 = add i32 %add57.i, %div.i4 |
| %conv.i = zext i32 %add57.i to i64 |
| store i64 %conv.i, ptr null, align 8 |
| br label %for.body.i6 |
| |
| i.exit: ; preds = %for.body.i6 |
| ret i32 0 |
| } |
