From efc940dc82763b7b2d6e65f04d15d5972d829c0a Mon Sep 17 00:00:00 2001 From: Zack Weinberg <zackw@panix.com> Date: Tue, 8 Dec 2020 21:35:45 -0500 Subject: [PATCH 1/7] _AC_PROG_CC_C99: fix typo (#110396) _AC_PROG_CC_C99 was using the wrong test program. Fixes #110396, reported anonymously. * lib/autoconf/c.m4 (_AC_PROG_CC_C99): Use the C99 test program, not the C89 test program. --- lib/autoconf/c.m4 | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lib/autoconf/c.m4 b/lib/autoconf/c.m4 index fe217cad..601c2df4 100644 --- a/lib/autoconf/c.m4 +++ b/lib/autoconf/c.m4 @@ -1559,7 +1559,7 @@ dnl SVR4 -Xc -D__EXTENSIONS__ # option to output variable CC to make it so. AC_DEFUN([_AC_PROG_CC_C99], [AC_REQUIRE([_AC_C_C99_TEST_PROGRAM])]dnl -[_AC_C_STD_TRY([c99], [ac_c_conftest_c89_program], +[_AC_C_STD_TRY([c99], [ac_c_conftest_c99_program], dnl Try dnl GCC -std=gnu99 (unused restrictive modes: -std=c99 -std=iso9899:1999) dnl IBM XL C -qlanglvl=extc1x (V12.1; does not pass C11 test) -- 2.29.2