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| author | Ken Thompson <ken@golang.org> | 2008-06-15 20:24:30 -0700 |
|---|---|---|
| committer | Ken Thompson <ken@golang.org> | 2008-06-15 20:24:30 -0700 |
| commit | f955c006f9353c2d692c9a0d0ee13cf4c0013364 (patch) | |
| tree | fb752fc19ce6aaf23a67e513f40ea0c80d557560 /src/cmd/gc/const.c | |
| parent | 93d1800882db478d90ce6b002cdece91ef28ae17 (diff) | |
| download | golang-f955c006f9353c2d692c9a0d0ee13cf4c0013364.tar.gz | |
now checks for lvalue/rvalue context of
expressions.
start of generics for calling builtin
functions
start of map type
'any' demoted from reserved word to type
SVN=122808
Diffstat (limited to 'src/cmd/gc/const.c')
| -rw-r--r-- | src/cmd/gc/const.c | 22 |
1 files changed, 16 insertions, 6 deletions
diff --git a/src/cmd/gc/const.c b/src/cmd/gc/const.c index cc8e7321a..0a530b47d 100644 --- a/src/cmd/gc/const.c +++ b/src/cmd/gc/const.c @@ -10,14 +10,15 @@ convlit(Node *n, Type *t) { int et; - if(n->op != OLITERAL) + if(n == N || n->op != OLITERAL || t == T) return; - if(t == T) + + if(t->etype == TANY || isptrto(t, TANY)) { + defaultlit(n); return; + } - n->type = t; et = t->etype; - switch(whatis(n)) { case Wlitint: if(isptrto(t, TSTRING)) { @@ -72,6 +73,7 @@ convlit(Node *n, Type *t) } goto bad1; } + n->type = t; return; bad1: @@ -122,9 +124,17 @@ evconst(Node *n) case Wlitstr: break; } + if(wl != wr) { - yyerror("illegal combination of literals %d %d", nl->etype, nr->etype); - return; + if(wl == Wlitfloat && wr == Wlitint) + convlit(n->right, n->left->type); + else + if(wl == Wlitint && wr == Wlitfloat) + convlit(n->left, n->right->type); + else { + yyerror("illegal combination of literals %d %d", nl->etype, nr->etype); + return; + } } switch(TUP(n->op, wl)) { |