PostgreSQL

Totals grouped by language (dominant language first):
ansic:       657162 (94.75%)
yacc:         15273 (2.20%)
perl:          9349 (1.35%)
lex:           6639 (0.96%)
sh:            5090 (0.73%)
asm:             65 (0.01%)
sed:             15 (0.00%)
python:          12 (0.00%)

MySQL (without storage/ndb)

cpp:         599424 (48.27%)
ansic:       518714 (41.77%)
pascal:       48651 (3.92%)
perl:         44674 (3.60%)
yacc:         14967 (1.21%)
sh:            8286 (0.67%)
xml:           5075 (0.41%)
python:        1377 (0.11%)
lex:            760 (0.06%)

MySQL (total)

Totals grouped by language (dominant language first):
cpp:        1134498 (60.31%)
ansic:       545056 (28.97%)
java:         64209 (3.41%)
pascal:       48651 (2.59%)
perl:         47575 (2.53%)
yacc:         15659 (0.83%)
sh:           11629 (0.62%)
xml:           7938 (0.42%)
python:        4625 (0.25%)
lex:            760 (0.04%)
php:            458 (0.02%)
awk:            127 (0.01%)


clang

Totals grouped by language (dominant language first):
cpp:         684428 (78.68%)
ansic:        88012 (10.12%)
objc:         83659 (9.62%)
python:        9089 (1.04%)
perl:          2325 (0.27%)
lisp:          1434 (0.16%)
xml:            403 (0.05%)
cs:             239 (0.03%)
sh:             181 (0.02%)
pascal:         130 (0.01%)
asm:              7 (0.00%)

gcc

Totals grouped by language (dominant language first):
ansic:      2617979 (50.88%)
ada:         758718 (14.74%)
cpp:         749246 (14.56%)
java:        682510 (13.26%)
f90:         107930 (2.10%)
asm:          68789 (1.34%)
sh:           48412 (0.94%)
xml:          44168 (0.86%)
exp:          22595 (0.44%)
objc:         15186 (0.30%)
fortran:      10450 (0.20%)
perl:          4850 (0.09%)
pascal:        3990 (0.08%)
python:        3534 (0.07%)
awk:           2399 (0.05%)
ml:            2371 (0.05%)
yacc:           977 (0.02%)
cs:             879 (0.02%)
tcl:            392 (0.01%)
lex:            201 (0.00%)
haskell:        112 (0.00%)