1; RUN: llc -enable-misched -enable-aa-sched-mi < %s 2 3; This generates a decw instruction, which has two MMOs, and an alias SU edge 4; query involving that instruction. Make sure this does not crash. 5 6target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" 7target triple = "x86_64-unknown-linux-gnu" 8 9%s1 = type { i16, i16, i32 } 10%c1 = type { ptr, %u1, i16, i8 } 11%u1 = type { i64 } 12 13declare zeroext i1 @bar(ptr, i32) #5 14 15define i32 @foo() #0 align 2 { 16entry: 17 %temp_rhs = alloca %c1, align 8 18 br i1 undef, label %if.else56, label %cond.end.i 19 20cond.end.i: 21 %significand.i18.i = getelementptr inbounds %c1, ptr %temp_rhs, i64 0, i32 1 22 %exponent.i = getelementptr inbounds %c1, ptr %temp_rhs, i64 0, i32 2 23 %0 = load i16, ptr %exponent.i, align 8 24 %sub.i = add i16 %0, -1 25 store i16 %sub.i, ptr %exponent.i, align 8 26 %1 = load ptr, ptr %significand.i18.i, align 8 27 %call5.i = call zeroext i1 @bar(ptr %1, i32 undef) #1 28 unreachable 29 30if.else56: 31 unreachable 32} 33 34attributes #0 = { nounwind uwtable } 35attributes #1 = { nounwind } 36 37