65 lines
1.8 KiB
LLVM
65 lines
1.8 KiB
LLVM
; RUN: llvm-reduce -abort-on-invalid-reduction --delta-passes=basic-blocks --test FileCheck --test-arg --check-prefix=CHECK-INTERESTINGNESS0 --test-arg %s --test-arg --input-file %s -o %t.0
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; RUN: FileCheck -check-prefix=RESULT0 %s < %t.0
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; RUN: llvm-reduce -abort-on-invalid-reduction --delta-passes=basic-blocks --test FileCheck --test-arg --check-prefix=CHECK-INTERESTINGNESS1 --test-arg %s --test-arg --input-file %s -o %t.1
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; RUN: FileCheck -check-prefix=RESULT1 %s < %t.1
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; CHECK-INTERESTINGNESS0: store i32 1,
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; CHECK-INTERESTINGNESS0: store i32 2,
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; CHECK-INTERESTINGNESS1: store i32 2,
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; RESULT0: bb:
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; RESULT0-NEXT: %bb.load = load i32, ptr null, align 4
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; RESULT0-NEXT: store i32 0, ptr null, align 4
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; RESULT0-NEXT: br i1 %arg0, label %bb1, label %bb2
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; RESULT0: bb1:
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; RESULT0-NEXT: store i32 1, ptr null, align 4
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; RESULT0-NEXT: ret void
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; RESULT0: bb2: ; preds = %bb
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; RESULT0-NEXT: store i32 2, ptr null, align 4
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; RESULT0-NEXT: switch i32 %bb.load, label %bb1 [
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; RESULT0-NEXT: i32 0, label %bb1
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; RESULT0-NEXT: ]
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; RESULT1: bb:
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; RESULT1-NEXT: %bb.load = load i32, ptr null, align 4
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; RESULT1-NEXT: store i32 0, ptr null, align 4
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; RESULT1-NEXT: br label %bb2
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; RESULT1: bb2:
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; RESULT1-NEXT: store i32 2, ptr null, align 4
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; RESULT1-NEXT: ret void
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define void @main(i1 %arg0) {
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bb:
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%bb.load = load i32, ptr null
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store i32 0, ptr null
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br i1 %arg0, label %bb1, label %bb2
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bb1:
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%bb1.phi = phi i32 [%bb.load, %bb], [9, %bb3], [%bb2.phi, %bb2]
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store i32 1, ptr null
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ret void
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bb2:
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%bb2.phi = phi i32 [%bb.load, %bb], [%bb3.load, %bb3]
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store i32 2, ptr null
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switch i32 %bb2.phi, label %bb3 [
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i32 0, label %bb1
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i32 1, label %bb4
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]
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bb3:
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%bb3.load = load i32, ptr null
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store i32 3, ptr null
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br i1 true, label %bb2, label %bb1
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bb4:
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store i32 4, ptr null
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ret void
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}
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