llvm-project/llvm/test/CodeGen/X86/inalloca-regparm.ll

16 lines
497 B
LLVM

; RUN: llc -mtriple=i686-windows-msvc < %s -o /dev/null
; RUN: not llc -mtriple=x86_64-windows-msvc %s -o /dev/null 2>&1 | FileCheck %s
; This will compile successfully on x86 but not x86_64, because %b will become a
; register parameter.
declare x86_thiscallcc i32 @f(i32 %a, i32* inalloca %b)
define void @g() {
%b = alloca inalloca i32
store i32 2, i32* %b
call x86_thiscallcc i32 @f(i32 0, i32* inalloca %b)
ret void
}
; CHECK: cannot use inalloca attribute on a register parameter