?? inline_asm-2.c
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/* { dg-do compile } *//* { dg-options "-O1 -fdump-tree-salias-vops" } *//* Test to make sure that inline-asm causes a V_MAY_DEF. */void link_error();void f(char *a){ int *a1 = (int *)a; if (*a == 0) asm("":"=m"(*a1)); if (*a == 0) link_error ();}/* There should a VDEF for the inline-asm and one for the link_error. *//* { dg-final { scan-tree-dump-times "VDEF" 2 "salias"} } *//* { dg-final { cleanup-tree-dump "salias" } } */?? 快捷鍵說明
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