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Bif const: make sure const is indeed a constant.

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This commit is contained in:
Gregor Maier 2011-02-14 10:43:26 -08:00
parent 782f007b5c
commit f3aa7b2fac
3 changed files with 13 additions and 1 deletions
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11
src/Var.cc
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@ -343,6 +343,17 @@ Val* internal_val(const char* name)
return id->ID_Val();
}
Val* internal_const_val(const char* name)
{
ID* id = lookup_ID(name, GLOBAL_MODULE_NAME);
if ( ! id )
internal_error("internal variable %s missing", name);
if ( ! id->IsConst())
internal_error("internal variable %s is not constant", name);
return id->ID_Val();
}
Val* opt_internal_val(const char* name)
{
ID* id = lookup_ID(name, GLOBAL_MODULE_NAME);