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Groups > comp.lang.c++ > #71504
| From | boltar@nowhere.org |
|---|---|
| Newsgroups | comp.lang.c++ |
| Subject | Re: C++ preprocessor and multi-line string literals |
| Date | 2020-01-22 10:24 +0000 |
| Organization | Aioe.org NNTP Server |
| Message-ID | <r097to$pfj$1@gioia.aioe.org> (permalink) |
| References | <qvpvvf$h2p$1@dont-email.me> <r04bcm$32j$2@adenine.netfront.net> <789965ca-739a-48cd-940a-8cdb66f4fd40@googlegroups.com> |
On Wed, 22 Jan 2020 02:11:24 -0800 (PST)
guinness.tony@gmail.com wrote:
>On Wednesday, 22 January 2020 09:58:35 UTC, bol...@nowhere.org wrote:
>> On Tue, 21 Jan 2020 19:25:06 +0200
>> Paavo Helde <myfirstname@osa.pri.ee> wrote:
>> >On 21.01.2020 18:43, boltar@nowhere.org wrote:
>> >> Not with Clang you can't:
>> >>
>> >> t.c:3:27: warning: missing terminating '"' character [-Winvalid-pp-token]
>> >> #define GLSL_COMMON_FUNC R"#(
>> >> ^
>> >> t.c:7:1: error: expected identifier or '('
>> >> )#"
>> >> ^
>> >> t.c:7:3: warning: missing terminating '"' character [-Winvalid-pp-token]
>> >> )#"
>> >>
>> >> Is this a gcc extension?
>> >>
>> >
>> >https://godbolt.org/ shows that this compiles fine with clang 6.0.0 and
>> >later. Clang 5.0.0 indeed fails - it looks like it's time to upgrade,
>> >the current version is 9.0.0.
>>
>> They can say it compiles fine all they like, I'm telling you it doesn't:
>>
>> fenris$ clang -v
>> Apple LLVM version 10.0.1 (clang-1001.0.46.4)
>> Target: x86_64-apple-darwin18.7.0
>> Thread model: posix
>> InstalledDir: /Library/Developer/CommandLineTools/usr/bin
>> fenris$ cat t.c
>> #define GLSL_COMMON_FUNC R"#(
>> float func(float f) {
>> return 0.0;
>> >}
>> >)#"
>>
>> int main()
>> {
>> return 0;
>> }
>> fenris$ cc t.c
>> t.c:1:27: warning: missing terminating '"' character [-Winvalid-pp-token]
>> #define GLSL_COMMON_FUNC R"#(
>> ^
>> t.c:4:1: error: expected expression
>> >}
>> ^
>> t.c:4:2: error: expected expression
>> >}
>> ^
>> t.c:5:1: error: expected identifier or '('
>> >)#"
>> ^
>> t.c:5:4: warning: missing terminating '"' character [-Winvalid-pp-token]
>> >)#"
>> ^
>> 2 warnings and 3 errors generated.
>> fenris$ mv t.c t.cc
>> fenris$ c++ t.cc
>> t.cc:1:27: warning: missing terminating '"' character [-Winvalid-pp-token]
>> #define GLSL_COMMON_FUNC R"#(
>> ^
>> t.cc:4:1: error: expected expression
>> >}
>> ^
>> t.cc:4:2: error: expected expression
>> >}
>> ^
>> t.cc:5:1: error: expected unqualified-id
>> >)#"
>> ^
>> t.cc:5:4: warning: missing terminating '"' character [-Winvalid-pp-token]
>> >)#"
>> ^
>> 2 warnings and 3 errors generated.
>
>It does if you use the C++ compiler (you're using the C compiler, above).
Are you blind? Try looking a bit harder.
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C++ preprocessor and multi-line string literals Paavo Helde <myfirstname@osa.pri.ee> - 2020-01-16 17:37 +0200
Re: C++ preprocessor and multi-line string literals Öö Tiib <ootiib@hot.ee> - 2020-01-16 09:46 -0800
Re: C++ preprocessor and multi-line string literals Manfred <noname@add.invalid> - 2020-01-16 22:49 +0100
Re: C++ preprocessor and multi-line string literals Öö Tiib <ootiib@hot.ee> - 2020-01-16 14:43 -0800
Re: C++ preprocessor and multi-line string literals Manfred <invalid@add.invalid> - 2020-01-17 01:24 +0100
Re: C++ preprocessor and multi-line string literals Öö Tiib <ootiib@hot.ee> - 2020-01-16 16:38 -0800
Re: C++ preprocessor and multi-line string literals Manfred <invalid@add.invalid> - 2020-01-17 03:27 +0100
Re: C++ preprocessor and multi-line string literals legalize+jeeves@mail.xmission.com (Richard) - 2020-01-16 20:07 +0000
Re: C++ preprocessor and multi-line string literals Juha Nieminen <nospam@thanks.invalid> - 2020-01-20 13:53 +0000
Re: C++ preprocessor and multi-line string literals Paavo Helde <myfirstname@osa.pri.ee> - 2020-01-20 18:31 +0200
Re: C++ preprocessor and multi-line string literals Bonita Montero <Bonita.Montero@gmail.com> - 2020-01-20 18:19 +0100
Re: C++ preprocessor and multi-line string literals Juha Nieminen <nospam@thanks.invalid> - 2020-01-21 08:24 +0000
Re: C++ preprocessor and multi-line string literals boltar@nowhere.org - 2020-01-21 16:43 +0000
Re: C++ preprocessor and multi-line string literals Paavo Helde <myfirstname@osa.pri.ee> - 2020-01-21 19:25 +0200
Re: C++ preprocessor and multi-line string literals boltar@nowhere.org - 2020-01-22 09:58 +0000
Re: C++ preprocessor and multi-line string literals guinness.tony@gmail.com - 2020-01-22 02:11 -0800
Re: C++ preprocessor and multi-line string literals boltar@nowhere.org - 2020-01-22 10:24 +0000
Re: C++ preprocessor and multi-line string literals James Kuyper <jameskuyper@alumni.caltech.edu> - 2020-01-23 22:25 -0500
Re: C++ preprocessor and multi-line string literals Paavo Helde <myfirstname@osa.pri.ee> - 2020-01-22 13:28 +0200
Re: C++ preprocessor and multi-line string literals boltar@nowhere.org - 2020-01-22 12:07 +0000
Re: C++ preprocessor and multi-line string literals Öö Tiib <ootiib@hot.ee> - 2020-01-22 05:33 -0800
Re: C++ preprocessor and multi-line string literals boltar@nowhere.org - 2020-01-22 16:03 +0000
Re: C++ preprocessor and multi-line string literals Öö Tiib <ootiib@hot.ee> - 2020-01-22 10:50 -0800
Re: C++ preprocessor and multi-line string literals boltar@nowhere.org - 2020-01-23 09:22 +0000
Re: C++ preprocessor and multi-line string literals Manfred <noname@add.invalid> - 2020-01-22 18:59 +0100
Re: C++ preprocessor and multi-line string literals Juha Nieminen <nospam@thanks.invalid> - 2020-01-22 12:03 +0000
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