| Simon Pilgrim | 82edf8d | 2018-08-13 16:50:20 +0000 | [diff] [blame] | 1 | ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py |
| 2 | ; RUN: opt < %s -instcombine -S | FileCheck %s |
| 3 | |
| 4 | ; OSS-Fuzz: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=5223 |
| 5 | define void @test_bigalloc() { |
| 6 | ; CHECK-LABEL: @test_bigalloc( |
| 7 | ; CHECK-NEXT: [[TMP1:%.*]] = alloca [18446744069414584320 x i8], align 1 |
| 8 | ; CHECK-NEXT: [[DOTSUB:%.*]] = getelementptr inbounds [18446744069414584320 x i8], [18446744069414584320 x i8]* [[TMP1]], i64 0, i64 0 |
| 9 | ; CHECK-NEXT: store i8* [[DOTSUB]], i8** undef, align 8 |
| 10 | ; CHECK-NEXT: ret void |
| 11 | ; |
| 12 | %1 = alloca i8, i864 -4294967296 |
| 13 | %2 = getelementptr i8, i8* %1, i1 undef |
| 14 | store i8* %2, i8** undef |
| 15 | ret void |
| 16 | } |