Enhance "PRAGMA compile_options" so that it shows the version of the compiler

used to generate the executable, for common compilers.

FossilOrigin-Name: 6a0f200957ea294a2ae06c0b039a10ac838925f2

manifest

@@ -1,5 +1,5 @@
-C Update\sthe\samalgamation-tarball\sconfigure\sscript\sso\sthat\sit\scan\suse\sheader\sfile\s"readline/readline.h"\swith\slibrary\sfile\s"libedit".
-D 2016-05-28T15:09:35.313
+C Enhance\s"PRAGMA\scompile_options"\sso\sthat\sit\sshows\sthe\sversion\sof\sthe\scompiler\nused\sto\sgenerate\sthe\sexecutable,\sfor\scommon\scompilers.
+D 2016-05-28T15:22:33.400
 F Makefile.in f59e0763ff448719fc1bd25513882b0567286317
 F Makefile.linux-gcc 7bc79876b875010e8c8f9502eb935ca92aa3c434
 F Makefile.msc 306d73e854b1a92ea06e5d1e637faa5c44de53c7
@@ -330,7 +330,7 @@ F src/btreeInt.h c18b7d2a3494695133e4e60ee36061d37f45d9a5
 F src/build.c 785fa789319d93c6ae20efbd01d4da9ce8f8a793
 F src/callback.c 2e76147783386374bf01b227f752c81ec872d730
 F src/complete.c a3634ab1e687055cd002e11b8f43eb75c17da23e
-F src/ctime.c 60e135af364d777a9ab41c97e5e89cd224da6198
+F src/ctime.c 999a828425b35b8092a8cde25690e71c20906344
 F src/date.c 1cc9fb516ec9932c6fd4d2a0d2f8bc4480145c39
 F src/dbstat.c c845548d4346e606e2f2b7d2e714ace2b8a7dd1b
 F src/delete.c 4aba4214a377ce8ddde2d2e609777bcc8235200f
@@ -1496,7 +1496,8 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
 F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
 F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
 F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
-P 0987487dd4ebfcf66ddeec8ceca47775216a0887
-R 3c226086b91b471db1b9e5c3998de4c9
-U dan
-Z 4323e6121ccb1a6dc1ad24e971c3fe39
+P cbf72b04bb0650b62336d86b22ef59315ccdc183 3f710bc3617691fa7432a24f1410d4651ca181b6
+R b8a29334efa74a5834e7230ac30a1859
+T +closed 3f710bc3617691fa7432a24f1410d4651ca181b6
+U drh
+Z e6aad793d53e0a92b777c64d70afe184

manifest.uuid

@@ -1 +1 @@
-cbf72b04bb0650b62336d86b22ef59315ccdc183
+6a0f200957ea294a2ae06c0b039a10ac838925f2

src/ctime.c

@@ -45,6 +45,13 @@ static const char * const azCompileOpt[] = {
 #if SQLITE_CHECK_PAGES
   "CHECK_PAGES",
 #endif
+#if defined(__clang__) && defined(__clang_version__)
+  "COMPILER=clang-" __clang_version__,
+#elif defined(_MSC_VER)
+  "COMPILER=msvc-" CTIMEOPT_VAL(_MSC_VER),
+#elif defined(__GNUC__) && defined(__VERSION__)
+  "COMPILER=gcc-" __VERSION__,
+#endif
 #if SQLITE_COVERAGE_TEST
   "COVERAGE_TEST",
 #endif