Comment change only.

git-svn-id: svn://svn.valgrind.org/vex/trunk@535

diff --git a/VEX/pub/libvex_ir.h b/VEX/pub/libvex_ir.h
index 8484f838da9c5909c77d3ec1c7ec24bd4a52c9b2..ee990841094d23c8f83f194427c6165f3ef544fe 100644 (file)
--- a/VEX/pub/libvex_ir.h
+++ b/VEX/pub/libvex_ir.h
@@ -544,7 +544,7 @@ typedef
       Bool needsBBP; /* True => also pass guest state ptr to callee */
       Int  nFxState; /* must be 0 .. VEX_N_FXSTATE */
       struct {
-         IREffect fx;   /* read, write or modify? */
+         IREffect fx;   /* read, write or modify?  Ifx_None is invalid. */
          Int      offset;
          Int      size;
       } fxState[VEX_N_FXSTATE];