Fix segfault
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parent
f674577437
commit
0339c25877
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@ -11,7 +11,7 @@ char* memsegnames[] = { "local", "static", "argument", "this" };
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// Error messages
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// Error messages
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void doubledeclaration(const char* name, DEBUGINFO* d1, DEBUGINFO* d2);
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void doubledeclaration(const char* name, DEBUGINFO* d1, DEBUGINFO* d2);
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void ensurenoduplicate(SCOPE* s, char* name);
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void ensurenoduplicate(SCOPE* s, DEBUGINFO* d, char* name);
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// Getters
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// Getters
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VAR* getvarinvars(VAR* vars, const char* name);
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VAR* getvarinvars(VAR* vars, const char* name);
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@ -49,18 +49,18 @@ void invalidparent(SUBROUTCALL* call) {
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exit(1);
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exit(1);
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}
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}
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void ensurenoduplicate(SCOPE* s, char* name) {
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void ensurenoduplicate(SCOPE* s, DEBUGINFO* d, char* name) {
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VAR* v = getvar(s, name);
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VAR* v = getvar(s, name);
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if(v != NULL)
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if(v != NULL)
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doubledeclaration(name, s->currdebug, v->debug);
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doubledeclaration(name, d, v->debug);
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CLASS* c = getclass(s, name);
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CLASS* c = getclass(s, name);
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if(c != NULL)
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if(c != NULL)
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doubledeclaration(name, s->currdebug, c->debug);
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doubledeclaration(name, d, c->debug);
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SUBROUTDEC* sr = getsubroutdec(s, name);
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SUBROUTDEC* sr = getsubroutdec(s, name);
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if(sr != NULL)
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if(sr != NULL)
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doubledeclaration(name, s->currdebug, sr->debug);
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doubledeclaration(name, d, sr->debug);
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}
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}
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// Scope handling
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// Scope handling
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@ -220,7 +220,7 @@ VAR* mkvar(char* type, char* name, bool primitive, DEBUGINFO* debug, MEMSEGMENT
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}
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}
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void addvar(SCOPE* s, VAR** dest, VAR* v) {
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void addvar(SCOPE* s, VAR** dest, VAR* v) {
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ensurenoduplicate(s, v->name);
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ensurenoduplicate(s, v->debug, v->name);
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if(!v->primitive) {
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if(!v->primitive) {
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CLASS* type = getclass(s, v->type);
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CLASS* type = getclass(s, v->type);
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@ -22,7 +22,6 @@ typedef struct var {
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typedef struct scope {
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typedef struct scope {
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struct compiler* compiler;
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struct compiler* compiler;
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DEBUGINFO* currdebug;
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CLASS* currclass;
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CLASS* currclass;
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CLASS* classes;
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CLASS* classes;
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@ -157,7 +157,6 @@ LINEBLOCK* compilelet(SCOPE* s, STATEMENT* st) {
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}
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}
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LINEBLOCK* compilestatement(SCOPE* s, STATEMENT* st) {
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LINEBLOCK* compilestatement(SCOPE* s, STATEMENT* st) {
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s->currdebug = st->debug;
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if(st->type == dostatement) return compilesubroutcall(s, st->dostatement);
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if(st->type == dostatement) return compilesubroutcall(s, st->dostatement);
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if(st->type == returnstatement) return compileret(s, st);
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if(st->type == returnstatement) return compileret(s, st);
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if(st->type == ifstatement) return compileif(s, st);
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if(st->type == ifstatement) return compileif(s, st);
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