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Testcase for PR3909.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@69868 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Owen Anderson 2009-04-23 04:33:42 +00:00
parent 887fde88ca
commit 03dac74d40
1 changed files with 30 additions and 0 deletions
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test/Analysis/ScalarEvolution/pr3909.ll Normal file
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; RUN: llvm-as < %s | opt -indvars -disable-output
; PR 3909
type { i32, %1* } ; type %0
type { i32, i8* } ; type %1
define x86_stdcallcc i32 @_Dmain(%0 %unnamed) {
entry:
br label %whilebody
whilebody: ; preds = %endwhile5, %entry
%i.0 = phi i64 [ 0, %entry ], [ %tmp11, %endwhile5 ] ; <i64> [#uses=1]
%m.0 = phi i64 [ 0, %entry ], [ %tmp11, %endwhile5 ] ; <i64> [#uses=2]
%tmp2 = mul i64 %m.0, %m.0 ; <i64> [#uses=1]
br label %whilecond3
whilecond3: ; preds = %whilebody4, %whilebody
%j.0 = phi i64 [ %tmp2, %whilebody ], [ %tmp9, %whilebody4 ] ; <i64> [#uses=2]
%tmp7 = icmp ne i64 %j.0, 0 ; <i1> [#uses=1]
br i1 %tmp7, label %whilebody4, label %endwhile5
whilebody4: ; preds = %whilecond3
%tmp9 = add i64 %j.0, 1 ; <i64> [#uses=1]
br label %whilecond3
endwhile5: ; preds = %whilecond3
%tmp11 = add i64 %i.0, 1 ; <i64> [#uses=2]
br label %whilebody
}