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| Comment: | Ensure that comparison operators do not mess up the MEM_Dyn flag on registers when reverting affinity changes. |
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| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
02e3c88fbf6abdcf3975fb0fb71972b0 |
| User & Date: | drh 2015-03-31 11:42:23 |
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2015-05-20
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| 19:44 | Ensure that comparison operators do not mess up the MEM_Dyn flag on registers when reverting affinity changes. Cherrypick of [02e3c88fbf6a]. (check-in: 4125477e user: dan tags: branch-3.8.6) | |
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2015-05-20
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| 19:44 | Ensure that comparison operators do not mess up the MEM_Dyn flag on registers when reverting affinity changes. Cherrypick of [02e3c88fbf6a]. (check-in: 4125477e user: dan tags: branch-3.8.6) | |
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2015-03-31
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| 13:46 | Add the "mptest" target to Makefile.msc (check-in: 1e814e0b user: drh tags: trunk) | |
| 11:42 | Ensure that comparison operators do not mess up the MEM_Dyn flag on registers when reverting affinity changes. (check-in: 02e3c88f user: drh tags: trunk) | |
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2015-03-30
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| 23:43 | Prevent a possible infinite loop when trying to DROP a table from a corrupt database. (check-in: 395bb3e6 user: drh tags: trunk) | |
Changes to src/vdbe.c.
1916 1916 applyNumericAffinity(pIn3,0); 1917 1917 } 1918 1918 }else if( affinity==SQLITE_AFF_TEXT ){ 1919 1919 if( (pIn1->flags & MEM_Str)==0 && (pIn1->flags & (MEM_Int|MEM_Real))!=0 ){ 1920 1920 testcase( pIn1->flags & MEM_Int ); 1921 1921 testcase( pIn1->flags & MEM_Real ); 1922 1922 sqlite3VdbeMemStringify(pIn1, encoding, 1); 1923 + testcase( (flags1&MEM_Dyn) != (pIn1->flags&MEM_Dyn) ); 1924 + flags1 = (pIn1->flags & ~MEM_TypeMask) | (flags1 & MEM_TypeMask); 1923 1925 } 1924 1926 if( (pIn3->flags & MEM_Str)==0 && (pIn3->flags & (MEM_Int|MEM_Real))!=0 ){ 1925 1927 testcase( pIn3->flags & MEM_Int ); 1926 1928 testcase( pIn3->flags & MEM_Real ); 1927 1929 sqlite3VdbeMemStringify(pIn3, encoding, 1); 1930 + testcase( (flags3&MEM_Dyn) != (pIn3->flags&MEM_Dyn) ); 1931 + flags3 = (pIn3->flags & ~MEM_TypeMask) | (flags3 & MEM_TypeMask); 1928 1932 } 1929 1933 } 1930 1934 assert( pOp->p4type==P4_COLLSEQ || pOp->p4.pColl==0 ); 1931 1935 if( pIn1->flags & MEM_Zero ){ 1932 1936 sqlite3VdbeMemExpandBlob(pIn1); 1933 1937 flags1 &= ~MEM_Zero; 1934 1938 } ................................................................................ 1957 1961 }else{ 1958 1962 VdbeBranchTaken(res!=0, (pOp->p5 & SQLITE_NULLEQ)?2:3); 1959 1963 if( res ){ 1960 1964 pc = pOp->p2-1; 1961 1965 } 1962 1966 } 1963 1967 /* Undo any changes made by applyAffinity() to the input registers. */ 1968 + assert( (pIn1->flags & MEM_Dyn) == (flags1 & MEM_Dyn) ); 1964 1969 pIn1->flags = flags1; 1970 + assert( (pIn3->flags & MEM_Dyn) == (flags3 & MEM_Dyn) ); 1965 1971 pIn3->flags = flags3; 1966 1972 break; 1967 1973 } 1968 1974 1969 1975 /* Opcode: Permutation * * * P4 * 1970 1976 ** 1971 1977 ** Set the permutation used by the OP_Compare operator to be the array