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Check for -fno-constant-cfstrings consistency 

in pch.

llvm-svn: 102130
This commit is contained in:
Fariborz Jahanian 2010-04-22 21:01:59 +00:00
parent 6adc5620ab
commit 62c560246e
3 changed files with 7 additions and 0 deletions
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3
clang/include/clang/Basic/DiagnosticFrontendKinds.td
View File

@ -123,6 +123,9 @@ def warn_pch_nonfragile_abi2 : Error<
"PCH file was compiled with the %select{32-bit|enhanced non-fragile}0 "
"Objective-C ABI but the %select{32-bit|enhanced non-fragile}1 "
"Objective-C ABI is selected">;
def warn_pch_no_constant_cfstrings : Error<
"Objctive-C NSstring generation support was %select{disabled|enabled}0 "
"in PCH file but currently %select{disabled|enabled}1">;
def warn_pch_extensions : Error<
"extensions were %select{enabled|disabled}0 in PCH file but are "
"currently %select{enabled|disabled}1">;

3
clang/lib/Frontend/PCHReader.cpp
View File

@ -75,6 +75,8 @@ PCHValidator::ReadLanguageOptions(const LangOptions &LangOpts) {
PARSE_LANGOPT_IMPORTANT(ObjC2, diag::warn_pch_objective_c2);
PARSE_LANGOPT_IMPORTANT(ObjCNonFragileABI, diag::warn_pch_nonfragile_abi);
PARSE_LANGOPT_IMPORTANT(ObjCNonFragileABI2, diag::warn_pch_nonfragile_abi2);
PARSE_LANGOPT_IMPORTANT(NoConstantCFStrings,
diag::warn_pch_no_constant_cfstrings);
PARSE_LANGOPT_BENIGN(PascalStrings);
PARSE_LANGOPT_BENIGN(WritableStrings);
PARSE_LANGOPT_IMPORTANT(LaxVectorConversions,
@ -1899,6 +1901,7 @@ bool PCHReader::ParseLanguageOptions(
PARSE_LANGOPT(ObjC2);
PARSE_LANGOPT(ObjCNonFragileABI);
PARSE_LANGOPT(ObjCNonFragileABI2);
PARSE_LANGOPT(NoConstantCFStrings);
PARSE_LANGOPT(PascalStrings);
PARSE_LANGOPT(WritableStrings);
PARSE_LANGOPT(LaxVectorConversions);

1
clang/lib/Frontend/PCHWriter.cpp
View File

@ -761,6 +761,7 @@ void PCHWriter::WriteLanguageOptions(const LangOptions &LangOpts) {
// modern abi enabled.
Record.push_back(LangOpts.ObjCNonFragileABI2); // Objective-C enhanced
// modern abi enabled.
Record.push_back(LangOpts.NoConstantCFStrings); // non cfstring generation enabled..
Record.push_back(LangOpts.PascalStrings); // Allow Pascal strings
Record.push_back(LangOpts.WritableStrings); // Allow writable strings