forked from OSchip/llvm-project
50 lines
1.5 KiB
LLVM
50 lines
1.5 KiB
LLVM
; RUN: opt < %s -simplifycfg -S | FileCheck %s
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; RUN: opt < %s -passes=simplifycfg -S | FileCheck %s
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; XFAIL: *
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; REQUIRES: asserts
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; FIXME: Fails due to infinite loop in iterativelySimplifyCFG.
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; ModuleID = 'test/Transforms/SimplifyCFG/pr-new.ll'
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source_filename = "test/Transforms/SimplifyCFG/pr-new.ll"
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define i32 @test(float %arg) gc "statepoint-example" personality i32* ()* @blam {
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; CHECK-LABEL: @test
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bb:
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%tmp = call i1 @llvm.experimental.widenable.condition()
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br i1 %tmp, label %bb2, label %bb1
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bb1: ; preds = %bb
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br i1 undef, label %bb7, label %bb5
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bb2: ; preds = %bb
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%tmp3 = getelementptr inbounds i8, i8 addrspace(1)* undef, i64 16
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br i1 undef, label %bb6, label %bb4
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bb4: ; preds = %bb2
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call void @snork() [ "deopt"() ]
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unreachable
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bb5: ; preds = %bb1
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ret i32 0
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bb6: ; preds = %bb2
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br label %bb7
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bb7: ; preds = %bb6, %bb1
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%tmp8 = call i32 (...) @llvm.experimental.deoptimize.i32(i32 10) [ "deopt"() ]
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ret i32 %tmp8
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}
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declare i32* @blam()
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declare void @snork()
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declare i32 @llvm.experimental.deoptimize.i32(...)
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; Function Attrs: inaccessiblememonly nofree nosync nounwind speculatable willreturn
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declare i1 @llvm.experimental.widenable.condition() #0
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attributes #0 = { inaccessiblememonly nofree nosync nounwind speculatable willreturn }
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