Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.c-torture/execute/struct-cpy-1.c @ 152:2b5abeee2509
update gcc11
author | anatofuz |
---|---|
date | Mon, 25 May 2020 07:50:57 +0900 |
parents | 04ced10e8804 |
children |
line wrap: on
line source
/* powerpc64-linux gcc miscompiled this due to rs6000.c:expand_block_move not setting mem aliasing info correctly for the code implementing the structure assignment. */ struct termios { unsigned int a; unsigned int b; unsigned int c; unsigned int d; unsigned char pad[28]; }; struct tty_driver { unsigned char pad1[38]; struct termios t __attribute__ ((aligned (8))); }; static struct termios zero_t; static struct tty_driver pty; void ini (void) { pty.t = zero_t; pty.t.a = 1; pty.t.b = 2; pty.t.c = 3; pty.t.d = 4; } int main (void) { extern void abort (void); ini (); if (pty.t.a != 1 || pty.t.b != 2 || pty.t.c != 3 || pty.t.d != 4) abort (); return 0; }