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Improve the sqlite3IntFloatCompare() routine so that it is testable.

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FossilOrigin-Name: bb221381fa38db5be1222d89c567a9bca0e6c441e26a8c797bd326b263556afb
This commit is contained in:
drh 2023-09-14 13:10:17 +00:00
parent dc03af67a4
commit 60e53c57cf
3 changed files with 12 additions and 12 deletions
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13
manifest
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@ -1,5 +1,5 @@
C Do\snot\sset\sthe\sglobal\sbUseLongDouble\sflag\sbased\spurely\son\ssizeof(long\sdouble)\nbeing\smore\sthan\s8.\s\sThat\sis\sa\snecessary\sbut\snot\ssufficient\scondition\sto\suse\nthe\slong\sdouble\sroutines.\s\sInstead,\sdo\sa\srun-time\stest\sto\sverify\sthat\slong\ndouble\sreally\sdoes\sprovide\sextra\sprecision.
D 2023-09-14T10:46:50.776
C Improve\sthe\ssqlite3IntFloatCompare()\sroutine\sso\sthat\sit\sis\stestable.
D 2023-09-14T13:10:17.432
F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
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F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724
@ -783,7 +783,7 @@ F src/vdbe.c 2849053c8625702b324a1553836b5abfcbc1559b4e49187e745dea349fb81685
F src/vdbe.h 41485521f68e9437fdb7ec4a90f9d86ab294e9bb8281e33b235915e29122cfc0
F src/vdbeInt.h 949669dfd8a41550d27dcb905b494f2ccde9a2e6c1b0b04daa1227e2e74c2b2c
F src/vdbeapi.c 4184402246172220418c0ef49ff4cf1a19ced9a4ac6c843c2f0773fb5c543f37
F src/vdbeaux.c 1b58fc93843b04d3e96d3240e554ed9f23b2e308d3b736f1004fe2eb514a8893
F src/vdbeaux.c 5b415e09b5b9d5be6c0f4fcbf18ea9d7d16f6a29ced2f14a3b2041020f63e9c1
F src/vdbeblob.c 2516697b3ee8154eb8915f29466fb5d4f1ae39ee8b755ea909cefaf57ec5e2ce
F src/vdbemem.c 317b9f48708139db6239ade40c7980b4bc8233168383690d588dad6d8437f722
F src/vdbesort.c 0d40dca073c94e158ead752ef4225f4fee22dee84145e8c00ca2309afb489015
@ -2120,9 +2120,8 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
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# Remove this line to create a well-formed Fossil manifest.

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@ -1 +1 @@
aa999d490b743f455f2fb6c41009098330380f0bc2e9b1c28fbc82141a9138ce
bb221381fa38db5be1222d89c567a9bca0e6c441e26a8c797bd326b263556afb

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src/vdbeaux.c
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@ -4473,8 +4473,7 @@ int sqlite3IntFloatCompare(i64 i, double r){
testcase( x>r );
testcase( x==r );
if( x<r ) return -1;
if( x>r ) return +1; /*NO_TEST*/ /* work around bugs in gcov */
return 0; /*NO_TEST*/ /* work around bugs in gcov */
return x>r; /*NO_TEST*/ /* work around bug in gcov */
}else{
i64 y;
double s;
@ -4483,10 +4482,12 @@ int sqlite3IntFloatCompare(i64 i, double r){
y = (i64)r;
if( i<y ) return -1;
if( i>y ) return +1;
testcase( r<(double)i );
testcase( r>(double)i );
testcase( r==(double)i );
s = (double)i;
if( s<r ) return -1;
if( s>r ) return +1;
return 0;
return s>r; /*NO_TEST*/ /* work around bug in gcov */
}
}