Merge the fix for determining truth of floating point values from trunk.

FossilOrigin-Name: 003dc140536d0dd4384252ae1b82827b5d8b2b399520f99549b9266a482009fb

diff --cc manifest
index 3417c2a6b118fd23c690f67dd89475a311316f67,007a40eb4ca2204e17ea3d2eca4fd1d52fc73241..afbeea2798c94bcee35549741654e31bcf3f8fd9
--- 1/manifest
--- 2/manifest
+++ b/manifest
@@@ -1,5 -1,5 +1,5 @@@
- C Experimental\simplementation\sof\sIS\sTRUE\sand\sIS\sFALSE\soperators.\s\sAll\sTRUE\sand\nFALSE\sto\sact\slike\sconstants\sif\sthe\snames\sdo\snot\sresolve\sto\sa\scolumn\sname.
- D 2018-02-26T03:20:18.624
 -C Always\sinterpret\snon-zero\sfloating-point\svalues\sas\strue\seven\sif\stheir\ninteger\spart\sis\szero.\s\sFix\sfor\sticket\s[36fae083b450e3af857a459e20].
 -D 2018-02-26T15:27:31.204
++C Merge\sthe\sfix\sfor\sdetermining\struth\sof\sfloating\spoint\svalues\sfrom\strunk.
++D 2018-02-26T15:31:39.919
  F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
  F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
  F Makefile.in a2d2fb8d17c39ab5ec52beb27850b903949080848236923f436156b72a958737
@@@ -557,9 -557,9 +557,9 @@@ F src/update.c a90a32ffc0100265b0693dbb
  F src/utf.c 810fbfebe12359f10bc2a011520a6e10879ab2a163bcb26c74768eab82ea62a5
  F src/util.c d9eb0a6c4aae1b00a7369eadd7ca0bbe946cb4c953b6751aa20d357c2f482157
  F src/vacuum.c 762ee9bbf8733d87d8cd06f58d950e881982e416f8c767334a40ffd341b6bff5
- F src/vdbe.c d221ab77e0997d410004d46cb373f3b848d994b64b439dc69db9d7d43b255397
 -F src/vdbe.c bf51a88d09f3a3f22fec7e81fc5a1a6b72a7bc9a1863c8ab48d4983916e25fbd
++F src/vdbe.c 2d1338273ff6d6430c0d7b88afbd8f4683df0d23980ab1e638a6b490e9766e80
  F src/vdbe.h 134beb7a12a6213c00eba58febaede33447cc4441bc568a0d9c144b33fc3720a
- F src/vdbeInt.h 8d7d07f13cb3c4cbca91e22ba4a1920e542dda7c5d9299920432a0b3d5b009f5
+ F src/vdbeInt.h 95f7adfdc5c8f1353321f55a6c5ec00a90877e3b85af5159e393afb41ff54110
  F src/vdbeapi.c fea41171884a4de119f8b10ab514c788674eeeb7f27218bb6d008e1310bfd07f
  F src/vdbeaux.c 2756ac68ac259c416554100598fc291870063288cd7e1af22847f57b3e130e56
  F src/vdbeblob.c f5c70f973ea3a9e915d1693278a5f890dc78594300cf4d54e64f2b0917c94191
@@@ -1707,10 -1707,7 +1707,7 @@@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a9
  F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
  F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
  F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
--P 15c587cf6ffc920dc37f67cacb4f0db6a603fb998a22a639f755387910516414
- R b02e960cb9fe764e3ce324741c78d420
- T *branch * is-true-operator
- T *sym-is-true-operator *
- T -sym-trunk *
 -R ff7cf472c64b844ed90baa6da5e6de1d
++P 40314bc999af08ab10e654241208842b4bb95b19858d11249444372250ea4160 a983fa857048c748112c2f805f13aadeae43b43b3d27fa55433a3699b51c9a0e
++R 38dbfe1b01398cfde35ddf8702196d69
  U drh
- Z 2f211764040206a38839d885e0d3c8ec
 -Z 4ad98123770e35c50780573ab58f9c3a
++Z bda364b06b801f317fc0151c8a36021e

diff --cc manifest.uuid
index 8ab9156881fe991df48d84bc2baf831d82fc3d01,48e20093ffd3efe1049f91f289357311f3af9534..4d9aad0fd30f6a7927b473c7bf573c96fc7a34bb
--- 1/manifest.uuid
--- 2/manifest.uuid
+++ b/manifest.uuid
@@@ -1,1 -1,1 +1,1 @@@
- 40314bc999af08ab10e654241208842b4bb95b19858d11249444372250ea4160
 -a983fa857048c748112c2f805f13aadeae43b43b3d27fa55433a3699b51c9a0e
++003dc140536d0dd4384252ae1b82827b5d8b2b399520f99549b9266a482009fb

diff --cc src/vdbe.c
index 7115c8cf7d96bce3504e370ee3e7d3135dbf4577,b4c96b498faed9b61115d5128fc6112e09408c3d..61fc55e4de66752415fc43b605509523ec417289
--- 1/src/vdbe.c
--- 2/src/vdbe.c
+++ b/src/vdbe.c
@@@ -2211,10 -2201,10 +2201,10 @@@ case OP_Or: {             /* same as TK
  case OP_Not: {                /* same as TK_NOT, in1, out2 */
    pIn1 = &aMem[pOp->p1];
    pOut = &aMem[pOp->p2];
 -  sqlite3VdbeMemSetNull(pOut);
    if( (pIn1->flags & MEM_Null)==0 ){
-     sqlite3VdbeMemSetInt64(pOut, !sqlite3VdbeIntValue(pIn1));
 -    pOut->flags = MEM_Int;
 -    pOut->u.i = !sqlite3VdbeBooleanValue(pIn1, 0);
++    sqlite3VdbeMemSetInt64(pOut, !sqlite3VdbeBooleanValue(pIn1,0));
 +  }else{
 +    sqlite3VdbeMemSetNull(pOut);
    }
    break;
  }