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-rw-r--r--autoconf/m4/huge_val.m46
1 files changed, 3 insertions, 3 deletions
diff --git a/autoconf/m4/huge_val.m4 b/autoconf/m4/huge_val.m4
index 87f8d04..fd94c11 100644
--- a/autoconf/m4/huge_val.m4
+++ b/autoconf/m4/huge_val.m4
@@ -4,15 +4,15 @@
#
AC_DEFUN([AC_HUGE_VAL_CHECK],[
AC_CACHE_CHECK([for HUGE_VAL sanity], [ac_cv_huge_val_sanity],[
- AC_LANG_PUSH(C)
- CPPFLAGS=-pedantic
+ AC_LANG_PUSH([C++])
+ CXXFLAGS=-pedantic
AC_RUN_IFELSE(
AC_LANG_PROGRAM(
[#include <math.h>],
[double x = HUGE_VAL; return x != x; ]),
[ac_cv_huge_val_sanity=yes],[ac_cv_huge_val_sanity=no],
[ac_cv_huge_val_sanity=yes])
- AC_LANG_POP(C)
+ AC_LANG_POP([C++])
])
AC_SUBST(HUGE_VAL_SANITY,$ac_cv_huge_val_sanity)
])