re PR middle-end/27428 (ICE with goto in erroneous code)

	PR middle-end/27428
	* c-lex.c (c_lex_with_flags) <CPP_N_INVALID>: Increment errorcount
	to indicate the cpplib has issued an error message for us.

	* gcc.dg/pr27428-1.c: New test case.

From-SVN: r115080

gcc/ChangeLog

+2006-06-29  Roger Sayle  <roger@eyesopen.com>
+
+	PR middle-end/27428
+	* c-lex.c (c_lex_with_flags) <CPP_N_INVALID>: Increment errorcount
+	to indicate the cpplib has issued an error message for us.
+
 2006-06-29  Asher Langton  <langton2@llnl.gov>
 
 	PR target/25765

gcc/c-lex.c

@@ -364,6 +364,7 @@ c_lex_with_flags (tree *value, location_t *loc, unsigned char *cpp_flags)
 	  case CPP_N_INVALID:
 	    /* cpplib has issued an error.  */
 	    *value = error_mark_node;
+	    errorcount++;
 	    break;
 
 	  case CPP_N_INTEGER:

gcc/testsuite/ChangeLog

+2006-06-29  Roger Sayle  <roger@eyesopen.com>
+
+	PR middle-end/27428
+	* gcc.dg/pr27428-1.c: New test case.
+
 2006-06-29  Mike Stump  <mrs@apple.com>
 
 	* gcc.dg/compat/struct-layout-1_generate.c: Don't use common

gcc/testsuite/gcc.dg/pr27428-1.c

+/* { dg-do compile } */
+/* { dg-options "-O2" } */
+
+void foo()
+{
+    goto L;
+    if (0..) { L: ; }  // { dg-error "too many decimal points" }
+}
+