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Add the VdbeCoverageNeverTaken() macro, and comments that better describe how

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the VDBE branch coverage measurement works.  Add some tags to provide 100%
VDBE branch coverage.

FossilOrigin-Name: c1e94169dd8eb80b4d18c73be9f81585330d11ad
This commit is contained in:
drh
2014-02-19 19:14:34 +00:00
parent 3d77dee935
commit 5655c549aa
6 changed files with 60 additions and 19 deletions
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src/pragma.c
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@@ -1942,6 +1942,7 @@ void sqlite3Pragma(
sqlite3VdbeAddOp2(v, OP_Halt, 0, 0);
sqlite3VdbeAddOp2(v, OP_Count, iIdxCur+j, 3);
sqlite3VdbeAddOp3(v, OP_Eq, 8+j, addr+8, 3); VdbeCoverage(v);
sqlite3VdbeChangeP5(v, SQLITE_NOTNULL);
sqlite3VdbeAddOp2(v, OP_AddImm, 1, -1);
sqlite3VdbeAddOp4(v, OP_String8, 0, 3, 0, pIdx->zName, P4_TRANSIENT);
sqlite3VdbeAddOp3(v, OP_Concat, 3, 2, 7);