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Overview
| Comment: | Lemon bug fix: Do not merge action routines unless their destructors are also identical. Problem and suggested fix reported on the mailing list by Kelvin Sherlock. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
4792d6dbba6857f74d27332dcc1468e3 |
| User & Date: | drh 2016-04-29 11:28:35 |
Context
|
2016-04-29
| ||
| 11:33 | Modify the permutations.test script so as to set any permutation specific configuration values before running each individual test script. Fix a mostly harmless buffer overread in the sessions module. (check-in: 4cbd5024 user: dan tags: trunk) | |
| 11:28 | Lemon bug fix: Do not merge action routines unless their destructors are also identical. Problem and suggested fix reported on the mailing list by Kelvin Sherlock. (check-in: 4792d6db user: drh tags: trunk) | |
| 02:55 | Some optimization comments added to vdbe.c. No functional changes to code. (check-in: e7c22e3b user: drh tags: trunk) | |
Changes
Changes to tool/lemon.c.
4398 4399 4400 4401 4402 4403 4404 4405 4406 4407 4408 4409 4410 4411 4412 |
struct rule *rp2; /* Other rules with the same action */
if( rp->code==0 ) continue;
if( rp->code[0]=='\n' && rp->code[1]==0 ) continue; /* Will be default: */
fprintf(out," case %d: /* ", rp->iRule);
writeRuleText(out, rp);
fprintf(out, " */\n"); lineno++;
for(rp2=rp->next; rp2; rp2=rp2->next){
if( rp2->code==rp->code ){
fprintf(out," case %d: /* ", rp2->iRule);
writeRuleText(out, rp2);
fprintf(out," */ yytestcase(yyruleno==%d);\n", rp2->iRule); lineno++;
rp2->code = 0;
}
}
emit_code(out,rp,lemp,&lineno);
|
| > |
4398 4399 4400 4401 4402 4403 4404 4405 4406 4407 4408 4409 4410 4411 4412 4413 |
struct rule *rp2; /* Other rules with the same action */
if( rp->code==0 ) continue;
if( rp->code[0]=='\n' && rp->code[1]==0 ) continue; /* Will be default: */
fprintf(out," case %d: /* ", rp->iRule);
writeRuleText(out, rp);
fprintf(out, " */\n"); lineno++;
for(rp2=rp->next; rp2; rp2=rp2->next){
if( rp2->code==rp->code && rp2->codePrefix==rp->codePrefix
&& rp2->codeSuffix==rp->codeSuffix ){
fprintf(out," case %d: /* ", rp2->iRule);
writeRuleText(out, rp2);
fprintf(out," */ yytestcase(yyruleno==%d);\n", rp2->iRule); lineno++;
rp2->code = 0;
}
}
emit_code(out,rp,lemp,&lineno);
|