rs6000: "e" is not a free constraint letter

It is the prefix of the "es" and "eI" constraints.

2021-08-03  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/rs6000/constraints.md: Remove "e" from the list of available
	constraint characters.

diff --git a/gcc/config/rs6000/constraints.md b/gcc/config/rs6000/constraints.md
index 561ce9797af559070613951f68e4a0ce456bb1d5..c8cff1a3038f71494434aa55b856e07a4b054cb5 100644 (file)
--- a/gcc/config/rs6000/constraints.md
+++ b/gcc/config/rs6000/constraints.md
@@ -17,7 +17,7 @@
 ;; along with GCC; see the file COPYING3.  If not see
 ;; <http://www.gnu.org/licenses/>.
 
-;; Available constraint letters: e k q t u A B C D S T
+;; Available constraint letters: k q t u A B C D S T
 
 ;; Register constraints