Strahinja Petrovic | 7ba5bf5 | 2016-06-24 13:11:15 +0000 | [diff] [blame] | 1 | // RUN: %clang_cc1 -triple mips-linux-gnu -S -emit-llvm %s -o - | FileCheck %s -check-prefix=MIPS |
| 2 | // RUN: %clang_cc1 -triple mips64-linux-gnu -S -emit-llvm %s -o - | FileCheck %s -check-prefix=MIPS64 |
| 3 | // RUN: %clang_cc1 -triple armebv7-linux-gnueabihf -S -emit-llvm %s -o - | FileCheck %s -check-prefix=ARM |
Strahinja Petrovic | 515a1eb | 2016-06-24 12:12:41 +0000 | [diff] [blame] | 4 | |
| 5 | #include <stdarg.h> |
Strahinja Petrovic | 7ba5bf5 | 2016-06-24 13:11:15 +0000 | [diff] [blame] | 6 | |
| 7 | extern void abort() __attribute__((noreturn)); |
Strahinja Petrovic | 515a1eb | 2016-06-24 12:12:41 +0000 | [diff] [blame] | 8 | |
| 9 | struct tiny { |
| 10 | char c; |
| 11 | }; |
| 12 | |
| 13 | union data { |
| 14 | char c; |
| 15 | }; |
| 16 | |
| 17 | void fstr(int n, ...) { |
| 18 | struct tiny x; |
| 19 | va_list ap; |
| 20 | va_start (ap,n); |
| 21 | x = va_arg (ap, struct tiny); |
| 22 | if (x.c != 10) |
| 23 | abort(); |
| 24 | va_end (ap); |
| 25 | // MIPS-NOT: %{{[0-9]+}} = getelementptr inbounds i8, i8* %argp.cur, i32 3 |
| 26 | // MIPS64-NOT: %{{[0-9]+}} = getelementptr inbounds i8, i8* %argp.cur, i64 7 |
| 27 | // ARM-NOT: %{{[0-9]+}} = getelementptr inbounds i8, i8* %argp.cur, i32 3 |
| 28 | } |
| 29 | |
| 30 | void funi(int n, ...) { |
| 31 | union data x; |
| 32 | va_list ap; |
| 33 | va_start (ap,n); |
| 34 | x = va_arg (ap, union data); |
| 35 | if (x.c != 10) |
| 36 | abort(); |
| 37 | va_end (ap); |
| 38 | // MIPS-NOT: %{{[0-9]+}} = getelementptr inbounds i8, i8* %argp.cur, i32 3 |
| 39 | // MIPS64-NOT: %{{[0-9]+}} = getelementptr inbounds i8, i8* %argp.cur, i64 7 |
| 40 | // ARM-NOT: %{{[0-9]+}} = getelementptr inbounds i8, i8* %argp.cur, i32 3 |
| 41 | } |
| 42 | |
| 43 | void foo() { |
| 44 | struct tiny x[3]; |
| 45 | union data y; |
| 46 | x[0].c = 10; |
| 47 | fstr(1, x[0]); |
| 48 | funi(1, y); |
| 49 | } |