File: constexpr-strstr.C

package info (click to toggle)
gcc-arm-none-eabi 15%3A8-2019-q3-1
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 571,828 kB
  • sloc: ansic: 2,937,651; cpp: 881,644; ada: 597,189; makefile: 65,528; asm: 56,499; xml: 46,621; exp: 24,747; sh: 19,684; python: 7,256; pascal: 4,370; awk: 3,497; perl: 2,695; yacc: 316; ml: 285; f90: 234; lex: 198; objc: 194; haskell: 119
file content (12 lines) | stat: -rw-r--r-- 511 bytes parent folder | download | duplicates (6) 
1
2
3
4
5
6
7
8
9
10
11
12
 
// { dg-do compile { target c++11 } }

constexpr const char *f1 (const char *p, const char *q) { return __builtin_strstr (p, q); }
constexpr const char a[] = "abcdefedcbaaaaab";
constexpr const char b[] = "fed";
constexpr const char c[] = "aaab";
static_assert (f1 ("abcde", "ee") == nullptr, "");
static_assert (f1 (a, b) == a + 5, "");
static_assert (f1 (a, c) == a + 12, "");
static_assert (f1 (a, "") == a, "");
static_assert (f1 (a, "aaaaaab") == nullptr, "");
static_assert (f1 (a, "aaa") == a + 10, "");