diff options
| author | cinap_lenrek <cinap_lenrek@felloff.net> | 2015-04-16 14:32:42 +0200 |
|---|---|---|
| committer | cinap_lenrek <cinap_lenrek@felloff.net> | 2015-04-16 14:32:42 +0200 |
| commit | 433b18ec2b54387119abdeb0a85767cd92e4a23b (patch) | |
| tree | 67084a552408290bd2f64cc4a81126c3288d73bf /sys/src/cmd/cc | |
| parent | 3d4fcc6c8ab02d0370919714fc08229e87f414ed (diff) | |
cc: catch non constant pointer initializers
char FOO[] = "abc"; /* ok */
char *BAR = FOO; /* ok */
char *BAZ = BAR; /* wrong */
Diffstat (limited to 'sys/src/cmd/cc')
| -rw-r--r-- | sys/src/cmd/cc/dcl.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/sys/src/cmd/cc/dcl.c b/sys/src/cmd/cc/dcl.c index 968654165..7b2ae464f 100644 --- a/sys/src/cmd/cc/dcl.c +++ b/sys/src/cmd/cc/dcl.c @@ -381,8 +381,14 @@ init1(Sym *s, Type *t, long o, int exflag) diag(a, "initialization of incompatible pointers: %s\n%T and %T", s->name, t, a->type); } - if(a->op == OADDR) + if(a->op == OADDR) { a = a->left; + goto gext; + } + if(a->type->etype == TIND) { + diag(a, "initializer is not a constant: %s", s->name); + return Z; + } goto gext; } |