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New testcase
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6942 91177308-0d34-0410-b5e6-96231b3b80d8
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21
test/Analysis/DSGraph/buglobals.ll
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test/Analysis/DSGraph/buglobals.ll
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; This tests to make sure that G ends up in the globals graph of the BU pass.
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; If it is not, then %G will get converted to a 'constant' from a 'global'
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;
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; RUN: as < %s | opt -ds-opt -globaldce | dis | grep %G
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%G = internal global int 0 ; <int*> [#uses=2]
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implementation ; Functions:
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internal void %foo() {
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%tmp.0 = load int* %G ; <int> [#uses=1]
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%tmp.1 = add int %tmp.0, 1 ; <int> [#uses=1]
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store int %tmp.1, int* %G
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ret void
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}
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int %main() {
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call void %foo( )
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ret int 0
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}
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test/Analysis/DSGraph/constantize.ll
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test/Analysis/DSGraph/constantize.ll
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; Make sure that the ds-opt pass is constantizing globals
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;
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; RUN: as < %s | opt -ds-opt | dis | grep %G | grep constant
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%G = internal global int 0 ; <int*> [#uses=2]
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implementation ; Functions:
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int %main() {
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%A = load int* %G
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ret int %A
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}
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