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Make $sdf_annotate resilient to missing delay paths. 

The $sdf_annotate function needs to handle the special (and probably
ver rare) case that there are no paths in the target module.
This commit is contained in:
Stephen Williams 2009-01-28 20:44:15 -08:00
parent cb1f4f781f
commit 03c31808e1
1 changed files with 1 additions and 2 deletions
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3
vpi/sys_sdf.c
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@ -132,7 +132,6 @@ void sdf_iopath_delays(int vpi_edge, const char*src, const char*dst,
return;
vpiHandle iter = vpi_iterate(vpiModPath, sdf_cur_cell);
assert(iter);
struct t_vpi_time delay_vals[12];
int idx;
@ -154,7 +153,7 @@ void sdf_iopath_delays(int vpi_edge, const char*src, const char*dst,
the parser has found. */
vpiHandle path;
int match_count = 0;
while ( (path = vpi_scan(iter)) ) {
if (iter) while ( (path = vpi_scan(iter)) ) {
vpiHandle path_t_in = vpi_handle(vpiModPathIn,path);
vpiHandle path_t_out = vpi_handle(vpiModPathOut,path);