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new testcase for pr1101

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llvm-svn: 33192
This commit is contained in:
Chris Lattner 2007-01-14 01:23:43 +00:00
parent 3560a9f595
commit 5a9059aed5
2 changed files with 34 additions and 0 deletions
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3
test/Regression/Analysis/ScalarEvolution/dg.exp Normal file
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load_lib llvm-dg.exp
llvm-runtest [lsort [glob -nocomplain $srcdir/$subdir/*.ll]] $objdir $srcdir $subdir $target_triplet $llvmgcc $llvmgxx $prcontext $llvmgcc_version

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test/Regression/Analysis/ScalarEvolution/trip-count.ll Normal file
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; RUN: llvm-as < %s | opt -analyze -scalar-evolution 2>&1 | grep '10000 iterations'
; PR1101
%A = weak global [1000 x i32] zeroinitializer, align 32
implementation ; Functions:
define void %test(i32 %N) {
entry:
"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
br label %bb3
bb: ; preds = %bb3
%tmp = getelementptr [1000 x i32]* %A, i32 0, i32 %i.0 ; <i32*> [#uses=1]
store i32 123, i32* %tmp
%tmp2 = add i32 %i.0, 1 ; <i32> [#uses=1]
br label %bb3
bb3: ; preds = %bb, %entry
%i.0 = phi i32 [ 0, %entry ], [ %tmp2, %bb ] ; <i32> [#uses=3]
%tmp = icmp sle i32 %i.0, 9999 ; <i1> [#uses=1]
br i1 %tmp, label %bb, label %bb5
bb5: ; preds = %bb3
br label %return
return: ; preds = %bb5
ret void
}