(If you find progress and other non-error messages irritating, you can use -q to suppress them)

(You can use the -w option to dump extensions.conf format to extensions.conf.aeldump)
LOG: lev:2 file:pbx_ael.c  line:4021 func: pbx_load_module  Starting AEL load process.
LOG: lev:2 file:pbx_ael.c  line:4028 func: pbx_load_module  AEL load process: calculated config file name './extensions.ael'.
LOG: lev:2 file:ael/ael.flex  line:429 func: ael_yylex    --Read in included file ./apptest.ael2, 3474 chars
LOG: lev:3 file:ael.y  line:529 func: ael_yyparse  ==== File: ./apptest.ael2, Line 46, Cols: 8-11: Suggestion: Use the goto statement instead of the Goto() application call in AEL.
LOG: lev:2 file:pbx_ael.c  line:4036 func: pbx_load_module  AEL load process: parsed config file name './extensions.ael'.
LOG: lev:3 file:pbx_ael.c  line:2498 func: check_pval_item  Warning: file ./apptest.ael2, line 35-35: application call to EndWhile affects flow of control, and needs to be re-written using AEL if, while, goto, etc. keywords instead!
LOG: lev:3 file:pbx_ael.c  line:2498 func: check_pval_item  Warning: file ./apptest.ael2, line 37-37: application call to ExecIf affects flow of control, and needs to be re-written using AEL if, while, goto, etc. keywords instead!
LOG: lev:3 file:pbx_ael.c  line:2498 func: check_pval_item  Warning: file ./apptest.ael2, line 38-38: application call to ExecIfTime affects flow of control, and needs to be re-written using AEL if, while, goto, etc. keywords instead!
LOG: lev:3 file:pbx_ael.c  line:2498 func: check_pval_item  Warning: file ./apptest.ael2, line 44-44: application call to Gosub affects flow of control, and needs to be re-written using AEL if, while, goto, etc. keywords instead!
LOG: lev:3 file:pbx_ael.c  line:2498 func: check_pval_item  Warning: file ./apptest.ael2, line 45-45: application call to GosubIf affects flow of control, and needs to be re-written using AEL if, while, goto, etc. keywords instead!
LOG: lev:3 file:pbx_ael.c  line:1393 func: check_goto  Warning: file ./apptest.ael2, line 46-46: goto:  no context cont could be found that matches the goto target!
LOG: lev:3 file:pbx_ael.c  line:2498 func: check_pval_item  Warning: file ./apptest.ael2, line 47-47: application call to GotoIf affects flow of control, and needs to be re-written using AEL if, while, goto, etc. keywords instead!
LOG: lev:3 file:pbx_ael.c  line:2498 func: check_pval_item  Warning: file ./apptest.ael2, line 48-48: application call to GotoIfTime affects flow of control, and needs to be re-written using AEL if, while, goto, etc. keywords instead!
LOG: lev:3 file:pbx_ael.c  line:2498 func: check_pval_item  Warning: file ./apptest.ael2, line 58-58: application call to Macro affects flow of control, and needs to be re-written using AEL if, while, goto, etc. keywords instead!
LOG: lev:3 file:pbx_ael.c  line:2503 func: check_pval_item  Warning: file ./apptest.ael2, line 59-59: I am converting the MacroExit call here to a return statement.
LOG: lev:3 file:pbx_ael.c  line:2498 func: check_pval_item  Warning: file ./apptest.ael2, line 60-60: application call to MacroIf affects flow of control, and needs to be re-written using AEL if, while, goto, etc. keywords instead!
LOG: lev:3 file:pbx_ael.c  line:2498 func: check_pval_item  Warning: file ./apptest.ael2, line 85-85: application call to Random affects flow of control, and needs to be re-written using AEL if, while, goto, etc. keywords instead!
LOG: lev:3 file:pbx_ael.c  line:2498 func: check_pval_item  Warning: file ./apptest.ael2, line 94-94: application call to Return affects flow of control, and needs to be re-written using AEL if, while, goto, etc. keywords instead!
LOG: lev:3 file:pbx_ael.c  line:2498 func: check_pval_item  Warning: file ./apptest.ael2, line 119-119: application call to StackPop affects flow of control, and needs to be re-written using AEL if, while, goto, etc. keywords instead!
LOG: lev:3 file:pbx_ael.c  line:2498 func: check_pval_item  Warning: file ./apptest.ael2, line 141-141: application call to While affects flow of control, and needs to be re-written using AEL if, while, goto, etc. keywords instead!
LOG: lev:2 file:pbx_ael.c  line:4039 func: pbx_load_module  AEL load process: checked config file name './extensions.ael'.
LOG: lev:2 file:pbx_ael.c  line:4041 func: pbx_load_module  AEL load process: compiled config file name './extensions.ael'.
LOG: lev:2 file:pbx_ael.c  line:4044 func: pbx_load_module  AEL load process: merged config file name './extensions.ael'.
LOG: lev:2 file:pbx_ael.c  line:4047 func: pbx_load_module  AEL load process: verified config file name './extensions.ael'.
LOG: lev:4 file:ael2_parse  line:512 func: main  1 contexts, 1 extensions, 142 priorities