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author | Chris Lattner <sabre@nondot.org> | 2007-01-14 01:23:43 +0000 |
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committer | Chris Lattner <sabre@nondot.org> | 2007-01-14 01:23:43 +0000 |
commit | d8523aa5de3df25d03e1c90d5a489a322f366c29 (patch) | |
tree | 6a00be478ce903e097358255a7942d75e4b55c02 /test/Analysis/ScalarEvolution/trip-count.ll | |
parent | fd92ec40a94f1233fb6733aff46af86851d5b8ce (diff) | |
download | llvm-d8523aa5de3df25d03e1c90d5a489a322f366c29.tar.gz llvm-d8523aa5de3df25d03e1c90d5a489a322f366c29.tar.bz2 llvm-d8523aa5de3df25d03e1c90d5a489a322f366c29.tar.xz |
new testcase for pr1101
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@33192 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Analysis/ScalarEvolution/trip-count.ll')
-rw-r--r-- | test/Analysis/ScalarEvolution/trip-count.ll | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/test/Analysis/ScalarEvolution/trip-count.ll b/test/Analysis/ScalarEvolution/trip-count.ll new file mode 100644 index 0000000000..347cffd4c8 --- /dev/null +++ b/test/Analysis/ScalarEvolution/trip-count.ll @@ -0,0 +1,31 @@ +; 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 +} + + |