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New testcase that functions with dynamic allocas can be inlined, and are
inlined correctly. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25287 91177308-0d34-0410-b5e6-96231b3b80d8
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test/Transforms/Inline/dynamic_alloca_test.ll
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28
test/Transforms/Inline/dynamic_alloca_test.ll
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; Test that functions with dynamic allocas get inlined in a case where
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; naively inlining it would result in a miscompilation.
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; RUN: llvm-as < %s | opt -inline &&
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; RUN: llvm-as < %s | opt -inline | llvm-dis | grep llvm.stacksave &&
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; RUN: llvm-as < %s | opt -inline | llvm-dis | not grep callee
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declare void %ext(int*)
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implementation
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internal void %callee(uint %N) {
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%P = alloca int, uint %N ;; dynamic alloca
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call void %ext(int* %P)
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ret void
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}
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void %foo(uint %N) {
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br label %Loop
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Loop:
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%count = phi uint [0, %0], [%next, %Loop]
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%next = add uint %count, 1
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call void %callee(uint %N)
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%cond = seteq uint %count, 100000
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br bool %cond, label %out, label %Loop
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out:
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ret void
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}
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