re PR other/80050 (gcc/genmatch.c: PVS-Studio: V590)

2017-03-17  Richard Biener  <rguenther@suse.de>

	PR middle-end/80050
	* genmatch.c (parser::next): Remove pointless check for CPP_EOF.
	(parser::peek): Likewise.

From-SVN: r246218

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 925709bdab73964ee8f7211d220fa8a49ba4c2b4..9a160fae77e292fa40573041d2f84a3a7eb12998 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2017-03-17  Richard Biener  <rguenther@suse.de>
+
+       PR middle-end/80050
+       * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
+       (parser::peek): Likewise.
+
 2017-03-17  Richard Biener  <rguenther@suse.de>
 
        PR tree-optimization/80048

diff --git a/gcc/genmatch.c b/gcc/genmatch.c
index fdf5aafb4527e423d34bea6cec72cd6ef6e17eb0..93d5b21d0bef71aa59feb9d87a8ae21c95b7a14c 100644 (file)
--- a/gcc/genmatch.c
+++ b/gcc/genmatch.c
@@ -3826,8 +3826,7 @@ parser::next ()
     {
       token = cpp_get_token (r);
     }
-  while (token->type == CPP_PADDING
-        && token->type != CPP_EOF);
+  while (token->type == CPP_PADDING);
   return token;
 }
 
@@ -3842,8 +3841,7 @@ parser::peek (unsigned num)
     {
       token = cpp_peek_token (r, i++);
     }
-  while ((token->type == CPP_PADDING
-         && token->type != CPP_EOF)
+  while (token->type == CPP_PADDING
         || (--num > 0));
   /* If we peek at EOF this is a fatal error as it leaves the
      cpp_reader in unusable state.  Assume we really wanted a