Interpretation of @ assigns \result;
ID0001448: **This issue was created automatically from Mantis Issue 1448. Further discussion may take place here.** --- | **Id** | **Project** | **Category** | **View** | **Due Date** | **Updated** | | --- | --- | --- | --- | --- | --- | | ID0001448 | Frama-C | Plug-in > Eva | public | 2013-06-20 | 2014-03-13 | | | | | | | | | --- | --- | --- | --- | --- | --- | | **Reporter** | Anne | **Assigned To** | yakobowski | **Resolution** | fixed | | **Priority** | normal | **Severity** | minor | **Reproducibility** | always | | **Platform** | - | **OS** | - | **OS Version** | - | | **Product Version** | Frama-C Fluorine-20130501 | **Target Version** | - | **Fixed in Version** | Frama-C Neon-20140301 | ### Description : Sorry for the title which is not very informative, but here is the problem : in this example : //@ assigns \result; extern char * get_ptr (void); int main (void) { char * p = get_ptr (); int x = p ? 0 : 1; return x; } The value analysis tells me that the else branch is dead, so x is always 0. If I change the assigns property into : //@ assigns \result \from \nothing; The problem disappears.
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