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Check for a flow var for temp aliases.

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This commit is contained in:
Bill Currie 2012-12-25 13:22:31 +09:00
parent 9d27764576
commit 92fffb3c7e
1 changed files with 4 additions and 2 deletions
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6
tools/qfcc/source/flow.c
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@ -648,11 +648,13 @@ flow_uninit_scan_statements (flownode_t *node, set_t *defs, set_t *uninit)
op = var->op; op = var->op;
if (op->o.tempop.alias) { if (op->o.tempop.alias) {
var = op->o.tempop.alias->o.tempop.flowvar; var = op->o.tempop.alias->o.tempop.flowvar;
set_difference (defs, var->define); if (var)
set_difference (defs, var->define);
} }
for (op = op->o.tempop.alias_ops; op; op = op->next) { for (op = op->o.tempop.alias_ops; op; op = op->next) {
var = op->o.tempop.flowvar; var = op->o.tempop.flowvar;
set_difference (defs, var->define); if (var)
set_difference (defs, var->define);
} }
} }
} }