@@ -1402,6 +1402,29 @@ def CXX11NoReturn : InheritableAttr {
let Documentation = [CXX11NoReturnDocs];
}
+def NoLock : DeclOrTypeAttr {
+ let Spellings = [CXX11<"clang", "nolock">,
+ C23<"clang", "nolock">,
+ GNU<"clang_nolock">];
+
+ //
@@ -11100,6 +11136,48 @@ Attr
*Sema::getImplicitCodeSegOrSectionAttrForFunction(const FunctionDecl *FD,
return nullptr;
}
+// Should only be called when getFunctionEffects() returns a non-empty set.
+// Decl should be a FunctionDecl or BlockDecl.
+void Sema::CheckAddCallabl
@@ -7754,6 +7906,145 @@ QualType DecayedType::getPointeeType() const {
void FixedPointValueToString(SmallVectorImpl &Str, llvm::APSInt Val,
unsigned Scale);
+//
--
+
+// T
@@ -7754,6 +7905,145 @@ QualType DecayedType::getPointeeType() const {
void FixedPointValueToString(SmallVectorImpl &Str, llvm::APSInt Val,
unsigned Scale);
+//
--
+
+// T
@@ -2380,6 +2382,1239 @@ class UnsafeBufferUsageReporter : public
UnsafeBufferUsageHandler {
};
} // namespace
+//
=
+
+// Temporary debugging option
+#define FX_ANALYZER_VERIFY_DECL_LIST 1
+
+namesp
@@ -10778,6 +10778,101 @@ def warn_imp_cast_drops_unaligned : Warning<
"implicit cast from type %0 to type %1 drops __unaligned qualifier">,
InGroup>;
+def warn_func_effect_allocates : Warning<
+ "'%0' function '%1' must not allocate or deallocate memory">,
+ InGroup;
+
@@ -3922,6 +3922,42 @@ bool Sema::MergeFunctionDecl(FunctionDecl *New,
NamedDecl *&OldD, Scope *S,
return true;
}
+ const auto OldFX = Old->getFunctionEffects();
+ const auto NewFX = New->getFunctionEffects();
+ if (OldFX != NewFX) {
+const auto Diffs = FunctionE
@@ -4912,3 +4922,279 @@ void AutoType::Profile(llvm::FoldingSetNodeID &ID,
const ASTContext &Context) {
Profile(ID, Context, getDeducedType(), getKeyword(), isDependentType(),
getTypeConstraintConcept(), getTypeConstraintArguments());
}
+
+FunctionEffect::~Function
@@ -2380,6 +2382,1239 @@ class UnsafeBufferUsageReporter : public
UnsafeBufferUsageHandler {
};
} // namespace
+//
=
+
+// Temporary debugging option
+#define FX_ANALYZER_VERIFY_DECL_LIST 1
+
+namesp
@@ -10778,6 +10778,101 @@ def warn_imp_cast_drops_unaligned : Warning<
"implicit cast from type %0 to type %1 drops __unaligned qualifier">,
InGroup>;
+def warn_func_effect_allocates : Warning<
+ "'%0' function '%1' must not allocate or deallocate memory">,
+ InGroup;
+
@@ -7973,3 +7973,20 @@ requirement:
}
}];
}
+
+def NoLockNoAllocDocs : Documentation {
+ let Category = DocCatType;
+ let Content = [{
+The ``nolock`` and ``noalloc`` attributes can be attached to functions,
blocks,
+function pointers, lambdas, and member functions. The
https://github.com/Sirraide edited
https://github.com/llvm/llvm-project/pull/84983
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@@ -1402,6 +1402,29 @@ def CXX11NoReturn : InheritableAttr {
let Documentation = [CXX11NoReturnDocs];
}
+def NoLock : DeclOrTypeAttr {
+ let Spellings = [CXX11<"clang", "nolock">,
+ C23<"clang", "nolock">,
+ GNU<"clang_nolock">];
+
+ //
https://github.com/Sirraide requested changes to this pull request.
I was following this on Discourse, so I thought I’d take a look; overall, this
seems like a very interesting addition to Clang to me.
This is by no means a complete review; this pr is pretty big, so looking at
everything in de
Endilll wrote:
> This is an early PR to solicit comments on the overall approach and a number
> of outstanding questions.
You should advertise this elsewhere (e.g. in RFC thread), or remove the draft
status so that reviewers can see this as something they should provide feedback
on.
https://
https://github.com/Endilll commented:
`Sema.h` changes look good to me. Thank you for putting new functions in all
the right places!
https://github.com/llvm/llvm-project/pull/84983
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https://github.com/llvm/llvm-project/pull/84983
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https://github.com/llvm/llvm-project/pull/84983
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github-actions[bot] wrote:
:warning: C/C++ code formatter, clang-format found issues in your code.
:warning:
You can test this locally with the following command:
``bash
git-clang-format --diff ad23127222fe23e28ac3deaa16f3ae64d13b7b6f
2a1b0d2d99c9bc4595dfc98f250bf43d23a28093 --
llvmbot wrote:
@llvm/pr-subscribers-clang-modules
Author: Doug Wyatt (dougsonos)
Changes
Rough first draft. This is an early PR to solicit comments on the overall
approach and a number of outstanding questions. Some of the larger ones,
"earlier" in the flow (from parse -> Sema):
- Does
llvmbot wrote:
@llvm/pr-subscribers-clang
Author: Doug Wyatt (dougsonos)
Changes
Rough first draft. This is an early PR to solicit comments on the overall
approach and a number of outstanding questions. Some of the larger ones,
"earlier" in the flow (from parse -> Sema):
- Does the Func
github-actions[bot] wrote:
Thank you for submitting a Pull Request (PR) to the LLVM Project!
This PR will be automatically labeled and the relevant teams will be
notified.
If you wish to, you can add reviewers by using the "Reviewers" section on this
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