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libcpp:
authorjsm28 <jsm28@138bc75d-0d04-0410-961f-82ee72b054a4>
Sun, 3 May 2009 11:59:26 +0000 (11:59 +0000)
committerjsm28 <jsm28@138bc75d-0d04-0410-961f-82ee72b054a4>
Sun, 3 May 2009 11:59:26 +0000 (11:59 +0000)
* charset.c (one_utf8_to_cppchar): Correct mask used for 5-byte
UTF-8 sequences.

gcc/testsuite:
* gcc.dg/cpp/utf8-5byte-1.c: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@147073 138bc75d-0d04-0410-961f-82ee72b054a4

gcc/testsuite/ChangeLog
gcc/testsuite/gcc.dg/cpp/utf8-5byte-1.c [new file with mode: 0644]
libcpp/ChangeLog
libcpp/charset.c

index da4f0e2..bdb6f44 100644 (file)
@@ -1,3 +1,7 @@
+2009-05-03  Joseph Myers  <joseph@codesourcery.com>
+
+       * gcc.dg/cpp/utf8-5byte-1.c: New test.
+
 2009-05-02  Joseph Myers  <joseph@codesourcery.com>
 
        * gcc.dg/ucnid-6.c: Fix typo in dg-do directive.
diff --git a/gcc/testsuite/gcc.dg/cpp/utf8-5byte-1.c b/gcc/testsuite/gcc.dg/cpp/utf8-5byte-1.c
new file mode 100644 (file)
index 0000000..7f96a56
--- /dev/null
@@ -0,0 +1,17 @@
+/* Test for bug in conversions from 5-byte UTF-8 sequences in
+   cpplib.  */
+/* { dg-do run { target { 4byte_wchar_t } } } */
+/* { dg-options "-std=gnu99" } */
+
+extern void abort (void);
+extern void exit (int);
+
+__WCHAR_TYPE__ ws[] = L"";
+
+int
+main (void)
+{
+  if (ws[0] != L'\U03FFFFFF' || ws[1] != 0)
+    abort ();
+  exit (0);
+}
index 24f3f8d..a541b69 100644 (file)
@@ -1,3 +1,8 @@
+2009-05-03  Joseph Myers  <joseph@codesourcery.com>
+
+       * charset.c (one_utf8_to_cppchar): Correct mask used for 5-byte
+       UTF-8 sequences.
+
 2009-04-25  Joseph Myers  <joseph@codesourcery.com>
 
        PR preprocessor/39559
index e743b1e..f1da426 100644 (file)
@@ -169,7 +169,7 @@ static inline int
 one_utf8_to_cppchar (const uchar **inbufp, size_t *inbytesleftp,
                     cppchar_t *cp)
 {
-  static const uchar masks[6] = { 0x7F, 0x1F, 0x0F, 0x07, 0x02, 0x01 };
+  static const uchar masks[6] = { 0x7F, 0x1F, 0x0F, 0x07, 0x03, 0x01 };
   static const uchar patns[6] = { 0x00, 0xC0, 0xE0, 0xF0, 0xF8, 0xFC };
 
   cppchar_t c;