Files
clang-p2996/llvm/test/Verifier/param-attr-align.ll
Luo, Yuanke 1fd118ffc4 Verify parameter alignment attribute
In DAGISel, the parameter alignment only have 4 bits to hold the value.
The encode(alignment) would plus the value by 1, so the max aligment that
ISel can support is 2^14. This patch verify align attribute for parameter.

Differential Revision: https://reviews.llvm.org/D122130
2022-03-27 09:03:22 +08:00

12 lines
313 B
LLVM

; RUN: not llvm-as < %s 2>&1 | FileCheck %s
; CHECK: Attribute 'align' exceed the max size 2^14
define dso_local void @foo(i8* %p) {
entry:
%p1 = bitcast i8* %p to <8 x float>*
call void @bar(<8 x float>* noundef byval(<8 x float>) align 32768 %p1)
ret void
}
declare dso_local void @bar(<8 x float>* %p)