1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
| ; RUN: opt < %s -simplifycfg -S | FileCheck %s
;; Test case for bug 25299, contributed by David Majnemer.
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"
define void @f(i1 %B) personality i1 undef {
entry:
;CHECK: entry
;CHECK-NEXT: call void @g()
invoke void @g()
to label %continue unwind label %unwind
unwind: ; preds = %entry
%tmp101 = landingpad { i8*, i32 }
cleanup
br i1 %B, label %resume, label %then
then: ; preds = %cleanup1
br label %resume
resume: ; preds = %cleanup2, %then, %cleanup1, %unwind
%tmp104 = phi { i8*, i32 } [ %tmp101, %then ], [ %tmp106, %cleanup2 ], [ %tmp101, %unwind ]
;CHECK-NOT: resume { i8*, i32 } %tmp104
resume { i8*, i32 } %tmp104
continue: ; preds = %entry, %continue
;CHECK: continue: ; preds = %entry, %continue
;CHECK-NEXT: call void @g()
invoke void @g()
to label %continue unwind label %cleanup2
cleanup2: ; preds = %continue
%tmp106 = landingpad { i8*, i32 }
cleanup
br label %resume
}
declare void @g() |