| ; RUN: opt %s -tailcallelim -S | FileCheck %s | |
| ; XFAIL: * | |
| declare void @use(i8* nocapture, i8* nocapture) | |
| define i8* @foo(i8* nocapture %A, i1 %cond) { | |
| ; CHECK: tailrecurse: | |
| ; CHECK: %A.tr = phi i8* [ %A, %0 ], [ %B, %cond_true ] | |
| ; CHECK: %cond.tr = phi i1 [ %cond, %0 ], [ false, %cond_true ] | |
| %B = alloca i8 | |
| ; CHECK: %B = alloca i8 | |
| br i1 %cond, label %cond_true, label %cond_false | |
| ; CHECK: br i1 %cond.tr, label %cond_true, label %cond_false | |
| cond_true: | |
| ; CHECK: cond_true: | |
| ; CHECK: br label %tailrecurse | |
| call i8* @foo(i8* %B, i1 false) | |
| ret i8* null | |
| cond_false: | |
| ; CHECK: cond_false | |
| call void @use(i8* %A, i8* %B) | |
| ; CHECK: tail call void @use(i8* %A.tr, i8* %B) | |
| ret i8* null | |
| ; CHECK: ret i8* null | |
| } |