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-rw-r--r--m4/aclocal_fc.m46
1 files changed, 5 insertions, 1 deletions
diff --git a/m4/aclocal_fc.m4 b/m4/aclocal_fc.m4
index 678ed0f..dc7626e 100644
--- a/m4/aclocal_fc.m4
+++ b/m4/aclocal_fc.m4
@@ -563,7 +563,11 @@ rm -f pac_Cconftest.out
# if $HAVE_QUADMATH!=0
#include <quadmath.h>
# endif
+ # ifdef FLT128_DIG
#define C_FLT128_DIG FLT128_DIG
+ # else
+ #define C_FLT128_DIG 0
+ # endif
#endif
#if defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
#define C_LDBL_DIG DECIMAL_DIG
@@ -585,7 +589,7 @@ rm -f pac_Cconftest.out
fi
rm -f pac_Cconftest.out
],[
- AC_MSG_WARN([C program fails to build or run!])
+ AC_MSG_ERROR([C program fails to build or run!])
],[])
])