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-rw-r--r--lib/Sema/AnalysisBasedWarnings.cpp39
1 files changed, 30 insertions, 9 deletions
diff --git a/lib/Sema/AnalysisBasedWarnings.cpp b/lib/Sema/AnalysisBasedWarnings.cpp
index 448d161..cfebed6 100644
--- a/lib/Sema/AnalysisBasedWarnings.cpp
+++ b/lib/Sema/AnalysisBasedWarnings.cpp
@@ -13,9 +13,11 @@
//
//===----------------------------------------------------------------------===//
-#include "Sema.h"
-#include "AnalysisBasedWarnings.h"
+#include "clang/Sema/AnalysisBasedWarnings.h"
+#include "clang/Sema/SemaInternal.h"
#include "clang/Basic/SourceManager.h"
+#include "clang/AST/DeclObjC.h"
+#include "clang/AST/DeclCXX.h"
#include "clang/AST/ExprObjC.h"
#include "clang/AST/ExprCXX.h"
#include "clang/AST/StmtObjC.h"
@@ -197,6 +199,8 @@ static ControlFlowKind CheckFallThrough(AnalysisContext &AC) {
return AlwaysFallThrough;
}
+namespace {
+
struct CheckFallThroughDiagnostics {
unsigned diag_MaybeFallThrough_HasNoReturn;
unsigned diag_MaybeFallThrough_ReturnsNonVoid;
@@ -266,6 +270,8 @@ struct CheckFallThroughDiagnostics {
}
};
+}
+
/// CheckFallThroughForFunctionDef - Check that we don't fall off the end of a
/// function that should return a value. Check that we don't fall off the end
/// of a noreturn function. We assume that functions and blocks not marked
@@ -375,19 +381,16 @@ AnalysisBasedWarnings::IssueWarnings(sema::AnalysisBasedWarnings::Policy P,
S.SourceMgr.isInSystemHeader(D->getLocation()))
return;
- if (const FunctionDecl *FD = dyn_cast<FunctionDecl>(D)) {
- // For function templates, class templates and member function templates
- // we'll do the analysis at instantiation time.
- if (FD->isDependentContext())
- return;
- }
+ // For code in dependent contexts, we'll do this at instantiation time.
+ if (cast<DeclContext>(D)->isDependentContext())
+ return;
const Stmt *Body = D->getBody();
assert(Body);
// Don't generate EH edges for CallExprs as we'd like to avoid the n^2
// explosion for destrutors that can result and the compile time hit.
- AnalysisContext AC(D, false);
+ AnalysisContext AC(D, 0, false);
// Warning: check missing 'return'
if (P.enableCheckFallThrough) {
@@ -401,3 +404,21 @@ AnalysisBasedWarnings::IssueWarnings(sema::AnalysisBasedWarnings::Policy P,
if (P.enableCheckUnreachable)
CheckUnreachable(S, AC);
}
+
+void clang::sema::
+AnalysisBasedWarnings::IssueWarnings(sema::AnalysisBasedWarnings::Policy P,
+ const BlockExpr *E) {
+ return IssueWarnings(P, E->getBlockDecl(), E->getType());
+}
+
+void clang::sema::
+AnalysisBasedWarnings::IssueWarnings(sema::AnalysisBasedWarnings::Policy P,
+ const ObjCMethodDecl *D) {
+ return IssueWarnings(P, D, QualType());
+}
+
+void clang::sema::
+AnalysisBasedWarnings::IssueWarnings(sema::AnalysisBasedWarnings::Policy P,
+ const FunctionDecl *D) {
+ return IssueWarnings(P, D, QualType());
+}
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