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New testcase that ipsccp should handle.

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llvm-svn: 18789
This commit is contained in:
Chris Lattner 2004-12-11 05:14:55 +00:00
parent 851533abfd
commit f86d071b5a
1 changed files with 23 additions and 0 deletions
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23
test/Regression/Transforms/SCCP/ipsccp-gvar.ll Normal file
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; RUN: llvm-as < %s | opt -ipsccp | llvm-dis | not grep global
%G = internal global int undef
implementation
void %foo() {
%X = load int* %G
store int %X, int* %G
ret void
}
int %bar() {
%V = load int* %G
%C = seteq int %V, 17
br bool %C, label %T, label %F
T:
store int 17, int* %G
ret int %V
F:
store int 123, int* %G
ret int 0
}