forked from OSchip/llvm-project
24 lines
791 B
LLVM
24 lines
791 B
LLVM
;; Sparc backend can't currently handle variable allocas with
|
|
;; alignment greater than the stack alignment. This code ought to
|
|
;; compile, but doesn't currently.
|
|
|
|
;; RUN: not --crash llc -march=sparc < %s 2>&1 | FileCheck %s
|
|
;; RUN: not --crash llc -march=sparcv9 < %s 2>&1 | FileCheck %s
|
|
;; CHECK: ERROR: Function {{.*}} required stack re-alignment
|
|
|
|
define void @variable_alloca_with_overalignment(i32 %num) {
|
|
%aligned = alloca i32, align 64
|
|
%var_size = alloca i8, i32 %num, align 4
|
|
call void @foo(i32* %aligned, i8* %var_size)
|
|
ret void
|
|
}
|
|
|
|
;; Same but with the alloca itself overaligned
|
|
define void @variable_alloca_with_overalignment_2(i32 %num) {
|
|
%var_size = alloca i8, i32 %num, align 64
|
|
call void @foo(i32* null, i8* %var_size)
|
|
ret void
|
|
}
|
|
|
|
declare void @foo(i32*, i8*);
|