1*67e74705SXin Li // RUN: %clang_cc1 -triple mips-linux-gnu -S -emit-llvm %s -o - | FileCheck %s -check-prefix=MIPS
2*67e74705SXin Li // RUN: %clang_cc1 -triple mips64-linux-gnu -S -emit-llvm %s -o - | FileCheck %s -check-prefix=MIPS64
3*67e74705SXin Li // RUN: %clang_cc1 -triple armebv7-linux-gnueabihf -S -emit-llvm %s -o - | FileCheck %s -check-prefix=ARM
4*67e74705SXin Li
5*67e74705SXin Li #include <stdarg.h>
6*67e74705SXin Li
7*67e74705SXin Li extern void abort() __attribute__((noreturn));
8*67e74705SXin Li
9*67e74705SXin Li struct tiny {
10*67e74705SXin Li char c;
11*67e74705SXin Li };
12*67e74705SXin Li
13*67e74705SXin Li union data {
14*67e74705SXin Li char c;
15*67e74705SXin Li };
16*67e74705SXin Li
fstr(int n,...)17*67e74705SXin Li void fstr(int n, ...) {
18*67e74705SXin Li struct tiny x;
19*67e74705SXin Li va_list ap;
20*67e74705SXin Li va_start (ap,n);
21*67e74705SXin Li x = va_arg (ap, struct tiny);
22*67e74705SXin Li if (x.c != 10)
23*67e74705SXin Li abort();
24*67e74705SXin Li va_end (ap);
25*67e74705SXin Li // MIPS-NOT: %{{[0-9]+}} = getelementptr inbounds i8, i8* %argp.cur, i32 3
26*67e74705SXin Li // MIPS64-NOT: %{{[0-9]+}} = getelementptr inbounds i8, i8* %argp.cur, i64 7
27*67e74705SXin Li // ARM-NOT: %{{[0-9]+}} = getelementptr inbounds i8, i8* %argp.cur, i32 3
28*67e74705SXin Li }
29*67e74705SXin Li
funi(int n,...)30*67e74705SXin Li void funi(int n, ...) {
31*67e74705SXin Li union data x;
32*67e74705SXin Li va_list ap;
33*67e74705SXin Li va_start (ap,n);
34*67e74705SXin Li x = va_arg (ap, union data);
35*67e74705SXin Li if (x.c != 10)
36*67e74705SXin Li abort();
37*67e74705SXin Li va_end (ap);
38*67e74705SXin Li // MIPS-NOT: %{{[0-9]+}} = getelementptr inbounds i8, i8* %argp.cur, i32 3
39*67e74705SXin Li // MIPS64-NOT: %{{[0-9]+}} = getelementptr inbounds i8, i8* %argp.cur, i64 7
40*67e74705SXin Li // ARM-NOT: %{{[0-9]+}} = getelementptr inbounds i8, i8* %argp.cur, i32 3
41*67e74705SXin Li }
42*67e74705SXin Li
foo()43*67e74705SXin Li void foo() {
44*67e74705SXin Li struct tiny x[3];
45*67e74705SXin Li union data y;
46*67e74705SXin Li x[0].c = 10;
47*67e74705SXin Li fstr(1, x[0]);
48*67e74705SXin Li funi(1, y);
49*67e74705SXin Li }
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