1
0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2024-12-14 11:32:34 +00:00
llvm-6502/test/Transforms/SCCP/apint-basictest2.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

19 lines
489 B
LLVM

; This is a basic sanity check for constant propogation. The add instruction
; and phi instruction should be eliminated.
; RUN: llvm-as < %s | opt -sccp | llvm-dis -o /dev/null -f &&
; RUN: llvm-as < %s | opt -sccp | llvm-dis | not grep phi
; RUN: llvm-as < %s | opt -sccp | llvm-dis | not grep add
define i128 @test(i1 %B) {
br i1 %B, label %BB1, label %BB2
BB1:
%Val = add i128 0, 1
br label %BB3
BB2:
br label %BB3
BB3:
%Ret = phi i128 [%Val, %BB1], [1, %BB2]
ret i128 %Ret
}