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Remove test for VA_ARGS, implied by C99.

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This simplifies logic / reduces duplication in a few headers.

Author: Andres Freund
Discussion: https://postgr.es/m/97d4b165-192d-3605-749c-f614a0c4e783@2ndquadrant.com
This commit is contained in:
Andres Freund
2018-08-24 10:41:45 -07:00
parent cb92520563
commit 8ecdefc261
7 changed files with 1 additions and 69 deletions
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19
config/c-compiler.m4
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@ -415,25 +415,6 @@ fi])# PGAC_C_COMPUTED_GOTO
# PGAC_C_VA_ARGS
# --------------
# Check if the C compiler understands C99-style variadic macros,
# and define HAVE__VA_ARGS if so.
AC_DEFUN([PGAC_C_VA_ARGS],
[AC_CACHE_CHECK(for __VA_ARGS__, pgac_cv__va_args,
[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <stdio.h>],
[#define debug(...) fprintf(stderr, __VA_ARGS__)
debug("%s", "blarg");
])],
[pgac_cv__va_args=yes],
[pgac_cv__va_args=no])])
if test x"$pgac_cv__va_args" = xyes ; then
AC_DEFINE(HAVE__VA_ARGS, 1,
[Define to 1 if your compiler understands __VA_ARGS__ in macros.])
fi])# PGAC_C_VA_ARGS
# PGAC_PROG_VARCC_VARFLAGS_OPT
# -----------------------
# Given a compiler, variable name and a string, check if the compiler