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* tests/glr-regression.at (Leaked semantic values when reporting

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ambiguity): Remove unnecessary union and type declarations.
(Leaked lookahead after nondeterministic parse syntax error): New test
case.
* data/glr.c (yyparse): Check for zero stacks remaining before
attempting to shift the lookahead so that you don't lose it.
This commit is contained in:
Joel E. Denny
2006-03-04 03:29:03 +00:00
parent 35ee866a32
commit ae952af227
3 changed files with 93 additions and 21 deletions
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@@ -1,3 +1,12 @@
2006-03-04 Joel E. Denny <jdenny@ces.clemson.edu>
* tests/glr-regression.at (Leaked semantic values when reporting
ambiguity): Remove unnecessary union and type declarations.
(Leaked lookahead after nondeterministic parse syntax error): New test
case.
* data/glr.c (yyparse): Check for zero stacks remaining before
attempting to shift the lookahead so that you don't lose it.
2006-03-02 Joel E. Denny <jdenny@ces.clemson.edu>
Avoid memory leaks by not invoking longjmp in yyreportAmbiguity.
@@ -23,7 +32,7 @@
* data/glr.c (yydestroyGLRState): In debugging output, distinguish
between an unresolved state (non-empty chain of semantic options) and
an incomplete one (signaled by an empty chain).
(yyresolveStates): Document the interface. Move all manipulation of an
(yyresolveStates): Document the interface. Move all manipulation of a
successfully or unsuccessfully resolved yyGLRState to...
(yyresolveValue): ... here so that yyresolveValue always leaves a
yyGLRState with consistent data and thus is easier to understand.