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comparison gcc/testsuite/gcc.dg/visibility-11.c @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
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68:561a7518be6b 111:04ced10e8804
1 /* PR middle-end/20297 */
2 /* The memcpy FUNCTION_DECL built in the middle-end for block moves got
3 hidden visibility from the first push, so the call didn't use the PLT. */
4
5 /* { dg-do compile { target i?86-*-* x86_64-*-* } } */
6 /* { dg-skip-if "" { *-*-darwin* } } */
7 /* { dg-require-visibility "" } */
8 /* { dg-require-effective-target fpic } */
9 /* { dg-options "-Os -fpic -mstringop-strategy=libcall" } */
10 /* { dg-final { scan-assembler "memcpy@PLT" } } */
11
12 #pragma GCC visibility push(hidden)
13 #pragma GCC visibility push(default)
14 extern void* memcpy (void *, const void *, __SIZE_TYPE__);
15 #pragma GCC visibility pop
16
17 struct a { int a[4096]; };
18
19 extern void *bar (struct a *, struct a *, int);
20
21 void *
22 foo (struct a *a, struct a *b, int c)
23 {
24 struct a cc = *b;
25 return bar (a, &cc, 4 * c);
26 }