| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py |
| ; RUN: opt -S -instcombine < %s | FileCheck %s |
| |
| @A = external constant i32 |
| |
| ; OSS-Fuzz #14169 |
| ; https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=14169 |
| define void @ossfuzz_14169_test1(i32* %a0) { |
| ; CHECK-LABEL: @ossfuzz_14169_test1( |
| ; CHECK-NEXT: bb: |
| ; CHECK-NEXT: ret void |
| ; |
| bb: |
| %B = ptrtoint i32* @A to i64 |
| %C = icmp sge i64 %B, 0 |
| %X = select i1 %C, i712 0, i712 1 |
| %B9 = lshr i712 %X, 146783911423364576743092537299333564210980159306769991919205685720763064069663027716481187399048043939495936 |
| %G5 = getelementptr i64, i64* undef, i712 %B9 |
| store i64* %G5, i64** undef |
| ret void |
| } |
| |
| define void @ossfuzz_14169_test2(i32* %a0) { |
| ; CHECK-LABEL: @ossfuzz_14169_test2( |
| ; CHECK-NEXT: bb: |
| ; CHECK-NEXT: ret void |
| ; |
| bb: |
| %B = ptrtoint i32* @A to i64 |
| %C = icmp sge i64 %B, 0 |
| %X = select i1 %C, i712 0, i712 1 |
| %B9 = shl i712 %X, 146783911423364576743092537299333564210980159306769991919205685720763064069663027716481187399048043939495936 |
| %G5 = getelementptr i64, i64* undef, i712 %B9 |
| store i64* %G5, i64** undef |
| ret void |
| } |