forked from OSchip/llvm-project
37 lines
1.2 KiB
LLVM
37 lines
1.2 KiB
LLVM
; RUN: opt %loadPolly -polly-detect -analyze < %s
|
|
|
|
; Verify that the scop detection does not crash on inputs with unreachable
|
|
; blocks. Earlier we crashed when detecting error blocks.
|
|
|
|
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
|
|
target triple = "x86_64-unknown-linux-gnu"
|
|
|
|
; Function Attrs: nounwind uwtable
|
|
define void @foo() {
|
|
entry:
|
|
br label %while.cond
|
|
|
|
while.cond: ; preds = %for.end, %entry
|
|
br i1 false, label %for.end, label %while.end8
|
|
|
|
while.cond1: ; preds = %while.cond4
|
|
br i1 undef, label %while.body3, label %for.inc
|
|
|
|
while.body3: ; preds = %while.cond1
|
|
br label %while.cond4
|
|
|
|
while.cond4: ; preds = %while.cond4, %while.body3
|
|
br i1 undef, label %while.cond4, label %while.cond1
|
|
|
|
for.inc: ; preds = %while.cond1
|
|
%conv = zext i16 undef to i32
|
|
br label %for.end
|
|
|
|
for.end: ; preds = %for.inc, %while.cond
|
|
%conv.sink = phi i32 [ %conv, %for.inc ], [ 0, %while.cond ]
|
|
br label %while.cond
|
|
|
|
while.end8: ; preds = %while.cond
|
|
ret void
|
|
}
|