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22 lines
500 B
LLVM
22 lines
500 B
LLVM
; 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: llvm-as < %s | opt -ds-opt -globaldce | llvm-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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