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* data/glr.c (yyrecoverSyntaxError, yyreturn):

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Don't invoke destructor on unresolved entries.
* tests/glr-regression.at
(User destructor for unresolved GLR semantic value): New test case.
Problem reported by Joel E. Denny in:
http://lists.gnu.org/archive/html/bison-patches/2005-08/msg00016.html
This commit is contained in:
Paul Eggert
2005-08-25 06:11:35 +00:00
parent 15d29c1ffe
commit adc90f13ab
3 changed files with 87 additions and 6 deletions
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14
data/glr.c
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@@ -1981,9 +1981,10 @@ yyrecoverSyntaxError (yyGLRStack* yystack,
}
}
]b4_location_if([[ yystack->yyerror_range[1].yystate.yyloc = yys->yyloc;]])[
yydestruct ("Error: popping",
yystos[yys->yylrState],
&yys->yysemantics.yysval]b4_location_if([, &yys->yyloc])[);
if (yys->yyresolved)
yydestruct ("Error: popping",
yystos[yys->yylrState],
&yys->yysemantics.yysval]b4_location_if([, &yys->yyloc])[);
yystack->yytops.yystates[0] = yys->yypred;
yystack->yynextFree -= 1;
yystack->yyspaceLeft += 1;
@@ -2183,9 +2184,10 @@ b4_syncline([@oline@], [@ofile@])])dnl
{
yyGLRState *yys = yystates[0];
]b4_location_if([[ yystack.yyerror_range[1].yystate.yyloc = yys->yyloc;]]
)[ yydestruct ("Cleanup: popping",
yystos[yys->yylrState],
&yys->yysemantics.yysval]b4_location_if([, &yys->yyloc])[);
)[ if (yys->yyresolved)
yydestruct ("Cleanup: popping",
yystos[yys->yylrState],
&yys->yysemantics.yysval]b4_location_if([, &yys->yyloc])[);
yystates[0] = yys->yypred;
yystack.yynextFree -= 1;
yystack.yyspaceLeft += 1;