diff options
Diffstat (limited to 'gcc/testsuite/g++.dg/abi/regparm1.C')
-rw-r--r-- | gcc/testsuite/g++.dg/abi/regparm1.C | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/abi/regparm1.C b/gcc/testsuite/g++.dg/abi/regparm1.C new file mode 100644 index 00000000000..a83c4777850 --- /dev/null +++ b/gcc/testsuite/g++.dg/abi/regparm1.C @@ -0,0 +1,40 @@ +// PR c++/29911 (9381) +// { dg-options -std=c++0x } +// { dg-do run { target i?86-*-* x86_64-*-* } } + +extern "C" int printf(const char *, ...); + +void *save_this; +int *save_addr1, *save_addr2; + +struct Base +{ + __attribute((regparm(3))) void + set(int *addr1, int *addr2) + { + if (this != save_this) + printf("error! this == %p, should be %p\n", this, save_this); + if (addr1 != save_addr1) + printf("error! addr1 == %p, should be %p\n", addr1, save_addr1); + if (addr2 != save_addr2) + printf("error! addr2 == %p, should be %p\n", addr2, save_addr1); + } +}; + +int main() +{ + void (__attribute((regparm(3))) Base::* pfm)(int *, int *) = &Base::set; + __typeof (&Base::set) pfm2 = &Base::set; + decltype (&Base::set) pfm3 = &Base::set; + auto pfm4 = &Base::set; + + Base obj; save_this = &obj; + int x, y; save_addr1 = &x; save_addr2 = &y; + + (obj.* pfm) (&x, &y); + (obj.* pfm2) (&x, &y); + (obj.* pfm3) (&x, &y); + (obj.* pfm4) (&x, &y); + + return 0; +} |