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Re: ac-lang-compiler-gnu.patch
From: |
Akim Demaille |
Subject: |
Re: ac-lang-compiler-gnu.patch |
Date: |
13 Oct 2000 12:05:13 +0200 |
User-agent: |
Gnus/5.0807 (Gnus v5.8.7) XEmacs/21.1 (Channel Islands) |
>>>>> "Alexandre" == Alexandre Oliva <address@hidden> writes:
Alexandre> On Oct 12, 2000, Akim Demaille <address@hidden> wrote:
>> There is one thing which needs to be debated: I believe it is OK to
>> compile an empty file with GNU compilers, but if I'm wrong, then
>> replacing AC_LANG_SOURCE with AC_LANG_PROGRAM should make it.
Alexandre> It depends on the flags given to the compiler. C and C++
Alexandre> translation units must contain at least one declaration,
Alexandre> but GCC will accept empty translation units in non-pedantic
Alexandre> mode. With certain flags, it will just print warnings.
Alexandre> I'd recommend against empty translation units.
OK, so consider the patch uses AC_LANG_PROGRAM.