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author | Chris Lattner <sabre@nondot.org> | 2002-02-25 00:34:18 +0000 |
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committer | Chris Lattner <sabre@nondot.org> | 2002-02-25 00:34:18 +0000 |
commit | 664c953b39b5bc3c2e6cf3feb5bb4ea92355d886 (patch) | |
tree | c5d826c6b809484bac5de2da008f5bb1ef635208 /test/Other/2002-02-24-InlineBrokePHINodes.ll | |
parent | 41b66b12e8be5024b0d8506b5b61a425a2becd49 (diff) | |
download | external_llvm-664c953b39b5bc3c2e6cf3feb5bb4ea92355d886.zip external_llvm-664c953b39b5bc3c2e6cf3feb5bb4ea92355d886.tar.gz external_llvm-664c953b39b5bc3c2e6cf3feb5bb4ea92355d886.tar.bz2 |
Testcase for new bug
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1797 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Other/2002-02-24-InlineBrokePHINodes.ll')
-rw-r--r-- | test/Other/2002-02-24-InlineBrokePHINodes.ll | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/test/Other/2002-02-24-InlineBrokePHINodes.ll b/test/Other/2002-02-24-InlineBrokePHINodes.ll new file mode 100644 index 0000000..58e1b8c --- /dev/null +++ b/test/Other/2002-02-24-InlineBrokePHINodes.ll @@ -0,0 +1,26 @@ +; Inlining used to break PHI nodes. This tests that they are correctly updated +; when a node is split around the call instruction. The verifier caught the error. +; +; RUN: as < %s | opt -inline -verify +; +implementation + +ulong "test"(ulong %X) +begin + ret ulong %X +end + +ulong "fib"(ulong %n) +begin + %T = setlt ulong %n, 2 ; {bool}:0 + br bool %T, label %BaseCase, label %RecurseCase + +RecurseCase: + %result = call ulong %test(ulong %n) + br label %BaseCase + +BaseCase: + %X = phi ulong [1, %0], [2, %RecurseCase] + ret ulong %X +end + |