Make the huge_val test run a C++ program not C

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31422 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Reid Spencer 2006-11-03 19:49:16 +00:00
parent 033b107e10
commit 6a7c0b7c3c
2 changed files with 9 additions and 9 deletions

View File

@ -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)
])

12
configure vendored
View File

@ -29183,13 +29183,13 @@ if test "${ac_cv_huge_val_sanity+set}" = set; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
ac_ext=c
ac_cpp='$CPP $CPPFLAGS'
ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
ac_compiler_gnu=$ac_cv_c_compiler_gnu
ac_ext=cpp
ac_cpp='$CXXCPP $CPPFLAGS'
ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
CPPFLAGS=-pedantic
CXXFLAGS=-pedantic
if test "$cross_compiling" = yes; then
ac_cv_huge_val_sanity=yes
else