commit 7f1fc38ea4593a4b0ae1333eefe028d1464d2a9b
author Michael Matz <matz@suse.de> Mon Mar 31 15:50:53 2003 +0000
committer Michael Matz <matz@gcc.gnu.org> Mon Mar 31 15:50:53 2003 +0000
tree b82b0cc4c7c7cce81e85c0deb5296342aba42d96
parent 27283c7340100bf70de6af824143c052cc9d0c76

cppexp.c (cpp_classify_number): Accept '.' after "0x".

	* cppexp.c (cpp_classify_number): Accept '.' after "0x".
	* testsuite/gcc.dg/cpp/c99-hexfloat-3.c: New file.

From-SVN: r65091

gcc/cppexp.c

diff --git a/gcc/cppexp.c b/gcc/cppexp.c
index 202b2d0..59a08e9 100644
--- a/gcc/cppexp.c
+++ b/gcc/cppexp.c
@@ -175,7 +175,8 @@
       str++;
 
       /* Require at least one hex digit to classify it as hex.  */
-      if ((*str == 'x' || *str == 'X') && ISXDIGIT (str[1]))
+      if ((*str == 'x' || *str == 'X')
+	  && (str[1] == '.' || ISXDIGIT (str[1])))
 	{
 	  radix = 16;
 	  str++;