Mercurial > hg > CbC > CbC_gcc

annotate gcc/testsuite/g++.dg/cpp2a/inline-asm2.C @ 145:1830386684a0

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
gcc-9.2.0
author anatofuz
date Thu, 13 Feb 2020 11:34:05 +0900
parents
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
145
1830386684a0 gcc-9.2.0
anatofuz
parents:
diff changeset
1 // P1668R1: Permit unevaluated inline asm in constexpr functions
1830386684a0 gcc-9.2.0
anatofuz
parents:
diff changeset
2 // PR c++/91346
1830386684a0 gcc-9.2.0
anatofuz
parents:
diff changeset
3 // { dg-do compile { target c++2a } }
1830386684a0 gcc-9.2.0
anatofuz
parents:
diff changeset
4
1830386684a0 gcc-9.2.0
anatofuz
parents:
diff changeset
5 constexpr int
1830386684a0 gcc-9.2.0
anatofuz
parents:
diff changeset
6 foo (bool b)
1830386684a0 gcc-9.2.0
anatofuz
parents:
diff changeset
7 {
1830386684a0 gcc-9.2.0
anatofuz
parents:
diff changeset
8 if (b)
1830386684a0 gcc-9.2.0
anatofuz
parents:
diff changeset
9 return 42;
1830386684a0 gcc-9.2.0
anatofuz
parents:
diff changeset
10 asm (""); // { dg-error "inline assembly is not a constant expression" }
1830386684a0 gcc-9.2.0
anatofuz
parents:
diff changeset
11 // { dg-message "only unevaluated inline assembly" "" { target *-*-* } .-1 }
1830386684a0 gcc-9.2.0
anatofuz
parents:
diff changeset
12 return -1;
1830386684a0 gcc-9.2.0
anatofuz
parents:
diff changeset
13 }
1830386684a0 gcc-9.2.0
anatofuz
parents:
diff changeset
14
1830386684a0 gcc-9.2.0
anatofuz
parents:
diff changeset
15 constexpr int i = foo (true);
1830386684a0 gcc-9.2.0
anatofuz
parents:
diff changeset
16 static_assert(i == 42, "");
1830386684a0 gcc-9.2.0
anatofuz
parents:
diff changeset
17 constexpr int j = foo (false); // { dg-message "in .constexpr. expansion of" }