diff options
Diffstat (limited to 'src/cmd/gc/align.c')
| -rw-r--r-- | src/cmd/gc/align.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/src/cmd/gc/align.c b/src/cmd/gc/align.c index 14c1c4a8d..6982bbe56 100644 --- a/src/cmd/gc/align.c +++ b/src/cmd/gc/align.c @@ -2,6 +2,8 @@ // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. +#include <u.h> +#include <libc.h> #include "go.h" /* @@ -283,6 +285,9 @@ dowidth(Type *t) break; } + if(widthptr == 4 && w != (int32)w) + yyerror("type %T too large", t); + t->width = w; if(t->align == 0) { if(w > 8 || (w&(w-1)) != 0) @@ -489,12 +494,13 @@ typeinit(void) okforeq[TPTR64] = 1; okforeq[TUNSAFEPTR] = 1; okforeq[TINTER] = 1; - okforeq[TMAP] = 1; okforeq[TCHAN] = 1; - okforeq[TFUNC] = 1; okforeq[TSTRING] = 1; okforeq[TBOOL] = 1; - okforeq[TARRAY] = 1; // refined in typecheck + okforeq[TMAP] = 1; // nil only; refined in typecheck + okforeq[TFUNC] = 1; // nil only; refined in typecheck + okforeq[TARRAY] = 1; // nil slice only; refined in typecheck + okforeq[TSTRUCT] = 1; // it's complicated; refined in typecheck okforcmp[TSTRING] = 1; |