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; RUN: llc -march=x86 -asm-verbose=false < %s | FileCheck %s
; Check that merging switch cases that differ in one bit works.
; CHECK-LABEL: test1
; CHECK: orl $2
; CHECK-NEXT: cmpl $6
define void @test1(i32 %variable) nounwind {
entry:
switch i32 %variable, label %if.end [
i32 4, label %if.then
i32 6, label %if.then
]
if.then:
%call = tail call i32 (...) @bar() nounwind
ret void
if.end:
ret void
}
; CHECK-LABEL: test2
; CHECK: orl $-2147483648
; CHECK-NEXT: cmpl $-2147483648
define void @test2(i32 %variable) nounwind {
entry:
switch i32 %variable, label %if.end [
i32 0, label %if.then
i32 -2147483648, label %if.then
]
if.then:
%call = tail call i32 (...) @bar() nounwind
ret void
if.end:
ret void
}
declare i32 @bar(...) nounwind
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