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Add command-line option -transition=safe

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Also fix `ldmd2 -transition=?` regression and don't display an error
message when invoking LDMD without command-line args.
This commit is contained in:
Martin 2017-02-12 16:59:50 +01:00
parent 0e71a760ae
commit cecb040ff0
3 changed files with 24 additions and 14 deletions
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3
ddmd/globals.h
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@ -124,10 +124,9 @@ struct Param
bool betterC; // be a "better C" compiler; no dependency on D runtime
bool addMain; // add a default main() function
bool allInst; // generate code for all template instantiations
// LDC_FIXME: Implement "addMain" and "allInst".
bool check10378; // check for issues transitioning to 10738
bool bug10378; // use pre-bugzilla 10378 search strategy
bool safe; // use enhanced @safe checking
bool vsafe; // use enhanced @safe checking
bool showGaggedErrors; // print gagged errors anyway
BOUNDSCHECK useArrayBounds;

9
driver/ldmd.cpp
View file

@ -431,8 +431,12 @@ void translateArgs(size_t originalArgc, char **originalArgv,
} else {
goto Lerror;
}
} else if (strcmp(p + 1, "transition=?") == 0) {
const char *transitionargs[] = {ldcPath.c_str(), p, nullptr};
execute(ldcPath, transitionargs);
exit(EXIT_SUCCESS);
}
/* -transition
/* -transition=<id>
* -w
* -wi
* -O
@ -585,6 +589,9 @@ void translateArgs(size_t originalArgc, char **originalArgv,
if (noFiles) {
printUsage(originalArgv[0], ldcPath);
if (originalArgc == 1)
exit(EXIT_FAILURE); // compatible with DMD
else
error("No source file specified.");
}

24
driver/main.cpp
View file

@ -178,16 +178,18 @@ void processVersions(std::vector<std::string> &list, const char *type,
void processTransitions(std::vector<std::string> &list) {
for (const auto &i : list) {
if (i == "?") {
printf("Language changes listed by -transition=id:\n");
printf(" = all list information on all language changes\n");
printf(" = checkimports give deprecation messages about 10378 "
"anomalies\n");
printf(
" = complex,14488 list all usages of complex or imaginary types\n");
printf(" = field,3449 list all non - mutable fields which occupy an "
"object instance\n");
printf(" = import,10378 revert to single phase name lookup\n");
printf(" = tls list all variables going into thread local "
printf("\n"
"Language changes listed by -transition=id:\n"
" =all list information on all language changes\n"
" =checkimports give deprecation messages about 10378 "
"anomalies\n"
" =complex,14488 list all usages of complex or imaginary types\n"
" =field,3449 list all non-mutable fields which occupy an "
"object instance\n"
" =import,10378 revert to single phase name lookup\n"
" =safe shows places with hidden change in semantics "
"needed for better @safe guarantees\n"
" =tls list all variables going into thread local "
"storage\n");
exit(EXIT_SUCCESS);
} else if (i == "all") {
@ -204,6 +206,8 @@ void processTransitions(std::vector<std::string> &list) {
global.params.vfield = true;
} else if (i == "import" || i == "10378") {
global.params.bug10378 = true;
} else if (i == "safe") {
global.params.vsafe = true;
} else if (i == "tls") {
global.params.vtls = true;
} else {