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22fda335d6
This doesn't seem to have worked in a long time, but other optimizations would clean it up. llvm-svn: 222961
15 lines
315 B
LLVM
15 lines
315 B
LLVM
; RUN: llc -O0 -fast-isel=false -march=x86 < %s | FileCheck %s
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; No need for branching when the default and only destination follows
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; immediately after the switch.
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; CHECK-LABEL: no_branch:
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; CHECK-NOT: jmp
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; CHECK: ret
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define void @no_branch(i32 %x) {
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entry:
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switch i32 %x, label %exit [ ]
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exit:
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ret void
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}
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