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

used to generate the executable, for common compilers.

FossilOrigin-Name: 6a0f200957ea294a2ae06c0b039a10ac838925f2

diff --cc manifest
index 777de8ed6c7ccd35c7e7c85881ee0c5b31438c4b,b6da3f6920e32ec4324c6a7394d043b71df59050..d2efa14e2d502388cba9641adc28caee0223563a
--- 1/manifest
--- 2/manifest
+++ b/manifest
@@@ -1,5 -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 Clang\scan\sdefine\s_MSC_VER\sin\ssome\scircumstances;\stherefore,\scheck\sfor\sClang\sfirst.
 -D 2016-05-28T00:13:21.036
++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
@@@ -1496,7 -1495,7 +1496,8 @@@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a9
  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 7c2cd4b05f88a759bdf72d3a249db5984fd7105d
 -R 49f2ff6c03dd42bcf8b96859a75667c2
 -U mistachkin
 -Z 7fd0da57a78dfad092dddeef636c580c
++P cbf72b04bb0650b62336d86b22ef59315ccdc183 3f710bc3617691fa7432a24f1410d4651ca181b6
++R b8a29334efa74a5834e7230ac30a1859
++T +closed 3f710bc3617691fa7432a24f1410d4651ca181b6
++U drh
++Z e6aad793d53e0a92b777c64d70afe184

diff --cc manifest.uuid
index e4dcde7a360d4b2c14bcc80194af26cbc7c992f1,5f707fe176f1fb6843b13db92a4cbe40203e36ac..ad8620c28e6b9c68ed316cb6384fa993f8124bc8
--- 1/manifest.uuid
--- 2/manifest.uuid
+++ b/manifest.uuid
@@@ -1,1 -1,1 +1,1 @@@
- cbf72b04bb0650b62336d86b22ef59315ccdc183
 -3f710bc3617691fa7432a24f1410d4651ca181b6
++6a0f200957ea294a2ae06c0b039a10ac838925f2