1 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 2 ; RUN: opt -newgvn -S < %s | FileCheck %s 3 ;; Ensure we don't crash when simplifying aggregate value expressions 4 source_filename = "bugpoint-output-09f7a24.bc" 5 6 @WHOLELINE = external local_unnamed_addr global i32, align 4 7 8 ; Function Attrs: nounwind uwtable 9 define void @sgrep() local_unnamed_addr #0 { 10 ; CHECK-LABEL: @sgrep( 11 ; CHECK-NEXT: entry: 12 ; CHECK-NEXT: [[TMP0:%.*]] = load i32, i32* @WHOLELINE, align 4, !tbaa !1 13 ; CHECK-NEXT: [[TOBOOL:%.*]] = icmp eq i32 [[TMP0]], 0 14 ; CHECK-NEXT: [[DOT:%.*]] = select i1 [[TOBOOL]], i32 2048, i32 2047 15 ; CHECK-NEXT: br label [[WHILE_BODY_US:%.*]] 16 ; CHECK: while.body.us: 17 ; CHECK-NEXT: [[START_1230_US:%.*]] = phi i32 [ [[DOT]], [[ENTRY:%.*]] ], [ 0, [[WHILE_BODY_US]] ] 18 ; CHECK-NEXT: [[TMP1:%.*]] = sext i32 [[START_1230_US]] to i64 19 ; CHECK-NEXT: [[TMP2:%.*]] = call { i64, i1 } @llvm.sadd.with.overflow.i64(i64 0, i64 [[TMP1]]) 20 ; CHECK-NEXT: br label [[WHILE_BODY_US]] 21 ; 22 entry: 23 %0 = load i32, i32* @WHOLELINE, align 4, !tbaa !1 24 %tobool = icmp eq i32 %0, 0 25 %. = select i1 %tobool, i32 2048, i32 2047 26 br label %while.body.us 27 28 while.body.us: ; preds = %while.body.us, %entry 29 %start.1230.us = phi i32 [ %., %entry ], [ 0, %while.body.us ] 30 %1 = sext i32 %start.1230.us to i64 31 %2 = call { i64, i1 } @llvm.sadd.with.overflow.i64(i64 0, i64 %1) 32 %.res302 = extractvalue { i64, i1 } %2, 0 33 %3 = icmp sge i64 undef, %.res302 34 br label %while.body.us 35 } 36 37 ; Function Attrs: nounwind readnone speculatable 38 declare { i64, i1 } @llvm.sadd.with.overflow.i64(i64, i64) #1 39 40 attributes #0 = { nounwind uwtable "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "polly-optimized" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" } 41 attributes #1 = { nounwind readnone speculatable } 42 43 !llvm.ident = !{!0} 44 45 !0 = !{!"clang version 6.0.0 (trunk 311664) (llvm/trunk 311666)"} 46 !1 = !{!2, !2, i64 0} 47 !2 = !{!"int", !3, i64 0} 48 !3 = !{!"omnipotent char", !4, i64 0} 49 !4 = !{!"Simple C/C++ TBAA"} 50
