1; RUN: llc -mtriple=i686-- -asm-verbose=false < %s | FileCheck %s 2 3; Check that merging switch cases that differ in one bit works. 4; CHECK-LABEL: test1 5; CHECK: orl $2 6; CHECK-NEXT: cmpl $6 7define void @test1(i32 %variable) nounwind { 8entry: 9 switch i32 %variable, label %if.end [ 10 i32 4, label %if.then 11 i32 6, label %if.then 12 ] 13 14if.then: 15 %call = tail call i32 (...) @bar() nounwind 16 ret void 17 18if.end: 19 ret void 20} 21 22; CHECK-LABEL: test2 23; CHECK: testl $2147483647 24define void @test2(i32 %variable) nounwind { 25entry: 26 switch i32 %variable, label %if.end [ 27 i32 0, label %if.then 28 i32 -2147483648, label %if.then 29 ] 30 31if.then: 32 %call = tail call i32 (...) @bar() nounwind 33 ret void 34 35if.end: 36 ret void 37} 38 39declare i32 @bar(...) nounwind 40