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Overview
Comment: | Improved VDBE branch coverage in the run-time frame-spec error detection logic of window functions. |
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Downloads: | Tarball | ZIP archive |
Timelines: | family | ancestors | descendants | both | trunk |
Files: | files | file ages | folders |
SHA3-256: |
f56d305a7bad6608d51d8c8cef417ddb |
User & Date: | drh 2019-04-01 14:30:30.127 |
Context
2019-04-01
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15:55 | Mark rowid-comparison opcodes as never-null for VDBE coverage tracking purposes. (check-in: a69bb4f257 user: drh tags: trunk) | |
14:30 | Improved VDBE branch coverage in the run-time frame-spec error detection logic of window functions. (check-in: f56d305a7b user: drh tags: trunk) | |
14:01 | Improved comments on the VDBE branch coverage testing logic. Fix the VDBE branch coverage measurement on the OP_MustBeInt opcode. (check-in: 8681750e85 user: drh tags: trunk) | |
Changes
Changes to src/window.c.
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1305 1306 1307 1308 1309 1310 1311 | int regZero = sqlite3GetTempReg(pParse); assert( eCond>=0 && eCond<ArraySize(azErr) ); sqlite3VdbeAddOp2(v, OP_Integer, 0, regZero); if( eCond>=WINDOW_STARTING_NUM ){ int regString = sqlite3GetTempReg(pParse); sqlite3VdbeAddOp4(v, OP_String8, 0, regString, 0, "", P4_STATIC); sqlite3VdbeAddOp3(v, OP_Ge, regString, sqlite3VdbeCurrentAddr(v)+2, reg); | | | | | | | | 1305 1306 1307 1308 1309 1310 1311 1312 1313 1314 1315 1316 1317 1318 1319 1320 1321 1322 1323 1324 1325 1326 1327 1328 1329 1330 1331 1332 1333 1334 1335 1336 1337 | int regZero = sqlite3GetTempReg(pParse); assert( eCond>=0 && eCond<ArraySize(azErr) ); sqlite3VdbeAddOp2(v, OP_Integer, 0, regZero); if( eCond>=WINDOW_STARTING_NUM ){ int regString = sqlite3GetTempReg(pParse); sqlite3VdbeAddOp4(v, OP_String8, 0, regString, 0, "", P4_STATIC); sqlite3VdbeAddOp3(v, OP_Ge, regString, sqlite3VdbeCurrentAddr(v)+2, reg); sqlite3VdbeChangeP5(v, SQLITE_AFF_NUMERIC|SQLITE_JUMPIFNULL); VdbeCoverage(v); assert( eCond==3 || eCond==4 ); VdbeCoverageIf(v, eCond==3); VdbeCoverageIf(v, eCond==4); }else{ sqlite3VdbeAddOp2(v, OP_MustBeInt, reg, sqlite3VdbeCurrentAddr(v)+2); VdbeCoverage(v); assert( eCond==0 || eCond==1 || eCond==2 ); VdbeCoverageIf(v, eCond==0); VdbeCoverageIf(v, eCond==1); VdbeCoverageIf(v, eCond==2); } sqlite3VdbeAddOp3(v, aOp[eCond], regZero, sqlite3VdbeCurrentAddr(v)+2, reg); VdbeCoverageNeverNullIf(v, eCond==0); /* NULL case captured by */ VdbeCoverageNeverNullIf(v, eCond==1); /* the OP_MustBeInt */ VdbeCoverageNeverNullIf(v, eCond==2); VdbeCoverageNeverNullIf(v, eCond==3); /* NULL case caught by */ VdbeCoverageNeverNullIf(v, eCond==4); /* the OP_Ge */ sqlite3MayAbort(pParse); sqlite3VdbeAddOp2(v, OP_Halt, SQLITE_ERROR, OE_Abort); sqlite3VdbeAppendP4(v, (void*)azErr[eCond], P4_STATIC); sqlite3ReleaseTempReg(pParse, regZero); } /* |
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