1 ; RUN: llc < %s -mtriple=x86_64-apple-darwin -stack-symbol-ordering=0 | FileCheck %s -check-prefix=X64
2 ; RUN: llc < %s -mtriple=i686-apple-darwin -stack-symbol-ordering=0 | FileCheck %s -check-prefix=X32
4 %struct.Baz = type { [17 x i8] }
5 %struct.__va_list_tag = type { i32, i32, i8*, i8* }
7 ; Function Attrs: nounwind uwtable
8 define void @bar(%struct.Baz* byval nocapture readnone align 8 %x, ...) {
10 %va = alloca [1 x %struct.__va_list_tag], align 16
11 %arraydecay = getelementptr inbounds [1 x %struct.__va_list_tag], [1 x %struct.__va_list_tag]* %va, i64 0, i64 0
12 %arraydecay1 = bitcast [1 x %struct.__va_list_tag]* %va to i8*
13 call void @llvm.va_start(i8* %arraydecay1)
14 %overflow_arg_area_p = getelementptr inbounds [1 x %struct.__va_list_tag], [1 x %struct.__va_list_tag]* %va, i64 0, i64 0, i32 2
15 %overflow_arg_area = load i8*, i8** %overflow_arg_area_p, align 8
16 %overflow_arg_area.next = getelementptr i8, i8* %overflow_arg_area, i64 24
17 store i8* %overflow_arg_area.next, i8** %overflow_arg_area_p, align 8
18 ; X32: leal 68(%esp), [[REG:%.*]]
19 ; X32: movl [[REG]], 16(%esp)
20 ; X64: leaq 256(%rsp), [[REG:%.*]]
21 ; X64: movq [[REG]], 184(%rsp)
22 ; X64: leaq 176(%rsp), %rdi
23 call void @qux(%struct.__va_list_tag* %arraydecay)
27 ; Function Attrs: nounwind
28 declare void @llvm.va_start(i8*)
30 declare void @qux(%struct.__va_list_tag*)