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b9cbfd3959
Switch instructions were crashing the StructurizeCFG pass, and it's probably easier anyway if we don't need to handle them in this pass. Reviewed-by: Christian König <christian.koenig@amd.com> llvm-svn: 191841
24 lines
564 B
LLVM
24 lines
564 B
LLVM
; RUN: opt -S -structurizecfg %s -o - | FileCheck %s
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; The structurizecfg pass cannot handle switch instructions, so we need to
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; make sure the lower switch pass is always run before structurizecfg.
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; CHECK-LABEL: @switch
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define void @switch(i32 addrspace(1)* %out, i32 %cond) nounwind {
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entry:
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; CHECK: icmp
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switch i32 %cond, label %done [ i32 0, label %zero]
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; CHECK: zero:
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zero:
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; CHECK: store i32 7, i32 addrspace(1)* %out
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store i32 7, i32 addrspace(1)* %out
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; CHECK: br label %done
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br label %done
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; CHECK: done:
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done:
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; CHECK: ret void
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ret void
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}
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