Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/g++.dg/abi/regparm1.C @ 158:494b0b89df80 default tip
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author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Mon, 25 May 2020 18:13:55 +0900 |
parents | 04ced10e8804 |
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// PR c++/29911 (9381) // { dg-do run { target i?86-*-* x86_64-*-* } } // { dg-require-effective-target c++11 } extern "C" int printf(const char *, ...); void *save_this; int *save_addr1, *save_addr2; int fail; struct Base { __attribute((regparm(3))) void set(int *addr1, int *addr2) { if (this != save_this) { ++fail; printf("error! this == %p, should be %p\n", this, save_this); } if (addr1 != save_addr1) { ++fail; printf("error! addr1 == %p, should be %p\n", addr1, save_addr1); } if (addr2 != save_addr2) { ++fail; 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 fail; }