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From: "iDingDong at outlook dot com" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug c++/100698] New: Error when initializing a struct member of type char[N] with short string literal
Date: Thu, 20 May 2021 09:52:41 +0000	[thread overview]
Message-ID: <bug-100698-4@http.gcc.gnu.org/bugzilla/> (raw)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100698

            Bug ID: 100698
           Summary: Error when initializing a struct member of type
                    char[N] with short string literal
           Product: gcc
           Version: 11.1.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c++
          Assignee: unassigned at gcc dot gnu.org
          Reporter: iDingDong at outlook dot com
  Target Milestone: ---

//---
struct [[maybe_unused]] A {
    char a[5];
};

int main() {
    A x = { .a = "Hey!" }; // OK
    A y = { .a = { 'H', 'i', '\0' } }; // OK
    A z = { .a = "Hi" }; // error: C99 designator 'a' outside aggregate
initializer
    return 0;
}
//---

Compiled with

> g++ -std=c++20 test.cpp

This error is only triggered when attempting to initialize an array of char
with a string literal of smaller size than the array was defined.

             reply	other threads:[~2021-05-20  9:52 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-05-20  9:52 iDingDong at outlook dot com [this message]
2021-12-14  5:34 ` [Bug c++/100698] " pinskia at gcc dot gnu.org

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