Include Verilog file's directory name in coverage reports.

Changes

@@ -21,6 +21,8 @@ indicates the contributor was also the author of the fix; Thanks!
 
 **** Fix genvars causing link error when using --public.  [Chris Candler]
 
+**** Include Verilog file's directory name in coverage reports.
+
 * Verilator 3.671 2008/09/19
 
 **   SystemC uint64_t pins are now the default instead of sc_bv<64>.

src/V3EmitC.cpp

@@ -214,7 +214,7 @@ public:
 	puts("__vlCoverInsert(");	// As Declared in emitCoverageDecl
 	puts("&__Vcoverage[");
 	puts(cvtToStr(m_coverIds.remap(nodep))); puts("]");
-	puts(", \"");	puts(nodep->fileline()->filebasename()); puts("\"");
+	puts(", \"");	puts(nodep->fileline()->filename()); puts("\"");
 	puts(", ");	puts(cvtToStr(nodep->fileline()->lineno()));
 	puts(", ");	puts(cvtToStr(nodep->column()));
 	puts(", \"");	puts(nodep->hier()); puts("\"");