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; RUN: opt -S -hotcoldsplit < %s | FileCheck %s
target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-apple-macosx10.14.0"
; CHECK-LABEL: define {{.*}}@foo(
; CHECK: call {{.*}}@foo.cold.1(
; CHECK: unreachable
; CHECK-LABEL: define {{.*}}@foo.cold.1(
; CHECK: switch i32 undef, label %sw.epilog.i
define void @foo(i32 %QMM) {
entry:
switch i32 %QMM, label %entry.if.end16_crit_edge [
i32 1, label %if.then
]
entry.if.end16_crit_edge: ; preds = %entry
br label %if.end16
if.then: ; preds = %entry
br i1 undef, label %cond.true.i.i, label %_ZN10StringView8popFrontEv.exit.i
cond.true.i.i: ; preds = %if.then
ret void
_ZN10StringView8popFrontEv.exit.i: ; preds = %if.then
switch i32 undef, label %sw.epilog.i [
i32 81, label %if.end16
i32 82, label %sw.bb4.i
i32 83, label %sw.bb8.i
i32 84, label %sw.bb12.i
i32 65, label %if.end16
i32 66, label %sw.bb20.i
i32 67, label %sw.bb24.i
i32 68, label %sw.bb28.i
]
sw.bb4.i: ; preds = %_ZN10StringView8popFrontEv.exit.i
br label %if.end16
sw.bb8.i: ; preds = %_ZN10StringView8popFrontEv.exit.i
br label %if.end16
sw.bb12.i: ; preds = %_ZN10StringView8popFrontEv.exit.i
br label %if.end16
sw.bb20.i: ; preds = %_ZN10StringView8popFrontEv.exit.i
br label %if.end16
sw.bb24.i: ; preds = %_ZN10StringView8popFrontEv.exit.i
br label %if.end16
sw.bb28.i: ; preds = %_ZN10StringView8popFrontEv.exit.i
br label %if.end16
sw.epilog.i: ; preds = %_ZN10StringView8popFrontEv.exit.i
br label %if.end16
if.end16: ; preds = %sw.epilog.i, %sw.bb28.i, %sw.bb24.i, %sw.bb20.i, %sw.bb12.i, %sw.bb8.i, %sw.bb4.i, %_ZN10StringView8popFrontEv.exit.i, %_ZN10StringView8popFrontEv.exit.i, %entry.if.end16_crit_edge
%0 = phi i8 [ 0, %entry.if.end16_crit_edge ], [ 0, %_ZN10StringView8popFrontEv.exit.i ], [ 0, %_ZN10StringView8popFrontEv.exit.i ], [ 1, %sw.bb4.i ], [ 2, %sw.bb8.i ], [ 3, %sw.bb12.i ], [ 1, %sw.bb20.i ], [ 2, %sw.bb24.i ], [ 3, %sw.bb28.i ], [ 0, %sw.epilog.i ]
unreachable
}
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