forked from OSchip/llvm-project
41 lines
881 B
LLVM
41 lines
881 B
LLVM
; RUN: opt < %s -inline -S | FileCheck %s
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; InlineCost used to have problems with the ptrtoint, leading to
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; crashes when visiting the trunc in pr47969_help and the icmp in
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; pr38500_help.
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target datalayout = "p:16:16"
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target triple = "x86_64-unknown-linux-gnu"
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define void @pr47969_help(i16* %p) {
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%cast = ptrtoint i16* %p to i32
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%sub = sub i32 %cast, %cast
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%conv = trunc i32 %sub to i16
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ret void
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}
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define void @pr47969(i16* %x) {
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call void @pr47969_help(i16* %x)
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ret void
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}
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; CHECK-LABEL: @pr47969(i16* %x)
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; CHECK-NOT: call
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; CHECK: ret void
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define void @pr38500_help(i16* %p) {
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%cast = ptrtoint i16* %p to i32
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%sub = sub i32 %cast, %cast
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%cmp = icmp eq i32 %sub, 0
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ret void
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}
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define void @pr38500(i16* %x) {
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call void @pr38500_help(i16* %x)
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ret void
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}
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; CHECK-LABEL: @pr38500(i16* %x)
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; CHECK-NOT: call
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; CHECK: ret void
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