llvm-6502/test/Transforms/SCCP/apint-phi.ll
Reid Spencer c6b9efabee Add the SCCP regression tests for APInt expressions. These test cases
turned up some regressions that have since been fixed. We don't want to
loose the regression tests.

Test cases by Guoling Han.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35974 91177308-0d34-0410-b5e6-96231b3b80d8
2007-04-13 22:33:10 +00:00

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374 B
LLVM

; RUN: llvm-as < %s | opt -sccp | llvm-dis -o /dev/null -f &&
; RUN: llvm-as < %s | opt -sccp | llvm-dis | not grep phi
define i999 @test(i999%A, i1 %c) {
bb1:
br label %BB2
BB2:
%V = phi i999 [2, %bb1], [%A, %BB4]
br label %BB3
BB3:
%E = trunc i999 %V to i1
%F = and i1 %E, %c
br i1 %F, label %BB4, label %BB5
BB4:
br label %BB2
BB5:
ret i999 %V
}