[Bug other/57195] Mode attributes with specific mode iterator can not be used as mode iterators in *.md files

[michael.collison at linaro dot org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=57195

Michael Collison <michael.collison at linaro dot org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |michael.collison at linaro dot 
org

--- Comment #3 from Michael Collison <michael.collison at linaro dot org> ---
I recently ran into this problem. This patch appears to resolve the issue:

diff --git a/gcc/read-md.c b/gcc/read-md.c
index 9f158ec..df5748f 100644
--- a/gcc/read-md.c
+++ b/gcc/read-md.c
@@ -399,16 +399,24 @@ read_name (struct md_name *name)
 {
   int c;
   size_t i;
+  int in_angle_bracket;

   c = read_skip_spaces ();

   i = 0;
+  in_angle_bracket = 0;
   while (1)
     {
+      if (c == '<')
+       in_angle_bracket = 1;
+
+      if (c == '>')
+       in_angle_bracket = 0;
+
       if (c == ' ' || c == '\n' || c == '\t' || c == '\f' || c == '\r'
          || c == EOF)
        break;
-      if (c == ':' || c == ')' || c == ']' || c == '"' || c == '/'
+      if (((c == ':') and (in_angle_bracket == 0)) || c == ')' || c == ']' ||
c == '"' || c == '/'
          || c == '(' || c == '[')
        {
          unread_char (c);