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1; RUN: llc -mtriple=hexagon -verify-machineinstrs < %s | FileCheck %s2; Check that we don't crash.3; CHECK: call printf4target triple = "hexagon"5 6%struct.1 = type { i16, i8, i32, ptr, ptr, ptr, ptr, ptr, ptr, ptr }7%struct.0 = type { i32, i32, i32, i32, i32, i32, i32, i32, i32 }8 9declare void @foo(ptr, ptr readonly) local_unnamed_addr #010declare zeroext i8 @bar() local_unnamed_addr #011declare i32 @printf(ptr nocapture readonly, ...) local_unnamed_addr #012 13@.str = private unnamed_addr constant [5 x i8] c"blah\00", align 114 15define i32 @main(i32 %argc, ptr nocapture readonly %argv) local_unnamed_addr #0 {16entry:17 %t0 = alloca %struct.0, align 418 br label %do.body19 20do.body: ; preds = %if.end88.do.body_crit_edge, %entry21 %cond = icmp eq i32 undef, 022 br i1 %cond, label %if.end49, label %if.then12423 24if.end49: ; preds = %do.body25 br i1 undef, label %if.end55, label %if.then5326 27if.then53: ; preds = %if.end4928 call void @foo(ptr null, ptr nonnull %t0)29 br label %if.end5530 31if.end55: ; preds = %if.then53, %if.end4932 %call76 = call zeroext i8 @bar() #033 switch i8 %call76, label %sw.epilog79 [34 i8 0, label %sw.bb7735 i8 3, label %sw.bb7736 ]37 38sw.bb77: ; preds = %if.end55, %if.end5539 unreachable40 41sw.epilog79: ; preds = %if.end5542 br i1 undef, label %if.end88, label %if.then8143 44if.then81: ; preds = %sw.epilog7945 %div87 = fdiv float 0.000000e+00, undef46 br label %if.end8847 48if.end88: ; preds = %if.then81, %sw.epilog7949 %t1 = phi float [ undef, %sw.epilog79 ], [ %div87, %if.then81 ]50 %div89 = fdiv float 1.000000e+00, %t151 %.sroa.speculated = select i1 undef, float 0.000000e+00, float undef52 %conv108 = fpext float %.sroa.speculated to double53 %call113 = call i32 (ptr, ...) @printf(ptr @.str, double undef, double %conv108, i64 undef, i32 undef) #054 br i1 undef, label %if.end88.do.body_crit_edge, label %if.then12455 56if.end88.do.body_crit_edge: ; preds = %if.end8857 br label %do.body58 59if.then124: ; preds = %if.end88, %do.body60 %t2 = phi float [ undef, %do.body ], [ %t1, %if.end88 ]61 ret i32 062}63 64attributes #0 = { nounwind }65