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

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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
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6
autoconf/m4/huge_val.m4
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@@ -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)
])