From 48bb0329eb325bc5b77c222f45b8dc97a208d986 Mon Sep 17 00:00:00 2001 From: Nobuyoshi Nakada Date: Sun, 13 Dec 2020 00:03:06 +0900 Subject: [PATCH] Revert AC_PROG_CC_C99 for -std=gnu99 option to gcc 4.8 --- configure.ac | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/configure.ac b/configure.ac index cd0c9e6ec0..5aaecbaa0a 100644 --- a/configure.ac +++ b/configure.ac @@ -168,7 +168,10 @@ rb_test_CFLAGS=${CFLAGS+yes} rb_test_CXXFLAGS=${CXXFLAGS+yes} # BSD's ports and MacPorts prefix GNU binutils with 'g' -# AC_PROG_CC_C99 + +dnl Seems necessarily in order to add -std=gnu99 option for gcc 4.9. +m4_version_prereq([2.70], [], [AC_PROG_CC_C99]) + AC_PROG_CXX AC_PROG_CPP AC_PROG_RANLIB