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6g bug: was dropping assignment of nil to globals

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R=ken
OCL=28314
CL=28314
This commit is contained in:
Russ Cox 2009-05-05 17:33:51 -07:00
parent 86043a87c9
commit 3e9b171b79
1 changed files with 7 additions and 4 deletions
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11
src/cmd/gc/gen.c
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@ -439,10 +439,13 @@ cgen_as(Node *nl, Node *nr)
} }
// externals and heaps should already be clear // externals and heaps should already be clear
if(nl->class == PEXTERN) if(nr == N) {
return; if(nl->class == PEXTERN)
if(nl->class & PHEAP) return;
return; if(nl->class & PHEAP)
return;
}
tl = nl->type; tl = nl->type;
if(tl == T) if(tl == T)
return; return;