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comparison gcc/testsuite/g++.dg/tree-ssa/pr93940.C @ 152:2b5abeee2509

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update gcc11
author anatofuz
date Mon, 25 May 2020 07:50:57 +0900
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145:1830386684a0 152:2b5abeee2509
1 /* { dg-do compile } */
2 /* { dg-require-effective-target pthread } */
3 /* { dg-options "-Og --coverage -pthread -fdump-tree-optimized -std=c++17" } */
4 using uint16_t = unsigned short;
5
6 struct a {
7 uint16_t b = 0;
8 };
9 struct c {
10 short d;
11 };
12 class e {
13 public:
14 void f();
15 void init_session(c);
16 };
17
18 auto htons = [](uint16_t s) {
19 if (__builtin_constant_p(s)) {
20 return uint16_t(uint16_t(s >> 8) | uint16_t(s << 8));
21 }
22 return uint16_t(uint16_t(s >> 8) | uint16_t(s << 8));
23 };
24
25 struct g {
26 e h;
27 void i(a k) {
28 h.f();
29 auto j = c();
30 j.d = htons(k.b);
31 h.init_session(j);
32 }
33 };
34
35 void test() {
36 g().i({});
37 }
38
39 /* { dg-final { scan-tree-dump-not "builtin_unreachable" "optimized"} } */