Test for r129190.

llvm-svn: 129197
This commit is contained in:
Eli Friedman 2011-04-09 06:39:43 +00:00
parent e53c95f180
commit 4db39cefdb
1 changed files with 32 additions and 0 deletions

View File

@ -0,0 +1,32 @@
; RUN: opt < %s -basicaa -licm -S | FileCheck %s
; PR9630
@g_39 = external global i16, align 2
declare i32* @func_84(i32** nocapture) nounwind readonly
declare i32** @func_108(i32*** nocapture) nounwind readonly
define void @func() nounwind {
entry:
br label %for.body4.lr.ph
for.body4.lr.ph:
br label %for.body4
; CHECK: for.body4:
; CHECK: volatile load i16* @g_39
for.body4:
%l_612.11 = phi i32* [ undef, %for.body4.lr.ph ], [ %call19, %for.body4 ]
%tmp7 = volatile load i16* @g_39, align 2
%call = call i32** @func_108(i32*** undef)
%call19 = call i32* @func_84(i32** %call)
br i1 false, label %for.body4, label %for.cond.loopexit
for.cond.loopexit:
br i1 false, label %for.body4.lr.ph, label %for.end26
for.end26:
ret void
}