https://bugs.llvm.org/show_bug.cgi?id=35821
Bug ID: 35821
Summary: Invalid shift amount assertion in -aa-eval
Product: libraries
Version: trunk
Hardware: PC
OS: Windows NT
Status: NEW
Severity: enhancement
Priority: P
Component: Global Analyses
Assignee: unassignedb...@nondot.org
Reporter: llvm-...@redking.me.uk
CC: alina.sbir...@gmail.com, llvm-bugs@lists.llvm.org,
nunoplo...@sapo.pt, spatel+l...@rotateright.com,
yyc1...@gmail.com
Reduced from https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=4708
opt -aa-eval
define void @f() {
%G26 = getelementptr i1, i1* undef, i1 undef
%B20 = shl i8 -128, 16
%G47 = getelementptr i1*, i1** undef, i8 %B20
unreachable
}
Assertion failed: ShiftAmt <= BitWidth && "Invalid shift amount", file
D:\LLVM\llvm\include\llvm/ADT/APInt.h, line 894
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