7f50c15be5
This reverts commit 755a895915.
Although I was not able to reproduce any test failures locally,
aheejin was able to reproduce them and found a fix, applied here.
39 lines
849 B
LLVM
39 lines
849 B
LLVM
; RUN: llc < %s -asm-verbose=false -verify-machineinstrs | FileCheck %s
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target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128"
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target triple = "wasm32-unknown-unknown"
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; Test that switches are lowered correctly in the presence of an
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; unreachable default branch target.
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; CHECK-LABEL: foo:
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; CHECK-NEXT: .functype foo (i32) -> (i32)
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; CHECK-NEXT: block
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; CHECK-NEXT: block
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; CHECK-NEXT: local.get 0
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; CHECK-NEXT: br_table {0, 1, 0}
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; CHECK-NEXT: .LBB0_1:
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; CHECK-NEXT: end_block
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; CHECK-NEXT: i32.const 0
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; CHECK-NEXT: return
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; CHECK-NEXT: .LBB0_2:
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; CHECK-NEXT: end_block
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; CHECK-NEXT: i32.const 1
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; CHECK-NEXT: end_function
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define i32 @foo(i32 %x) {
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entry:
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switch i32 %x, label %unreachable [
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i32 0, label %bb0
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i32 1, label %bb1
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]
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bb0:
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ret i32 0
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bb1:
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ret i32 1
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unreachable:
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unreachable
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}
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