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New testcase for CSE of call instructions

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llvm-svn: 12418
This commit is contained in:
Chris Lattner 2004-03-15 05:44:29 +00:00
parent cd227e5bdb
commit 4a462392a0
1 changed files with 11 additions and 0 deletions
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test/Regression/Transforms/GCSE/call_cse.ll Normal file
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; RUN: llvm-as < %s | opt -basicaa -load-vn -gcse -instcombine | llvm-dis | not grep sub
declare int %strlen(sbyte*)
int %test(sbyte* %P) {
%X = call int %strlen(sbyte* %P)
%A = add int %X, 14
%Y = call int %strlen(sbyte* %P)
%Z = sub int %X, %Y
%B = add int %A, %Z
ret int %B
}