r305221 - Recommit r305117: [libclang] Merge multiple availability clauses when
Alex Lorenz via cfe-commits
cfe-commits at lists.llvm.org
Mon Jun 12 12:06:30 PDT 2017
Author: arphaman
Date: Mon Jun 12 14:06:30 2017
New Revision: 305221
URL: http://llvm.org/viewvc/llvm-project?rev=305221&view=rev
Log:
Recommit r305117: [libclang] Merge multiple availability clauses when
getting the platform's availability
Patch by Ronald Wampler!
Differential Revision: https://reviews.llvm.org/D33478
Modified:
cfe/trunk/test/Index/availability.c
cfe/trunk/tools/libclang/CIndex.cpp
Modified: cfe/trunk/test/Index/availability.c
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Index/availability.c?rev=305221&r1=305220&r2=305221&view=diff
==============================================================================
--- cfe/trunk/test/Index/availability.c (original)
+++ cfe/trunk/test/Index/availability.c Mon Jun 12 14:06:30 2017
@@ -8,13 +8,15 @@ enum {
enum {
old_enum_plat
-} __attribute__((availability(macosx,introduced=10.4,deprecated=10.5,obsoleted=10.7)
+} __attribute__((availability(macosx,introduced=10.4,deprecated=10.5,obsoleted=10.7)));
-// RUN: c-index-test -test-load-source all %s > %t
-// RUN: FileCheck -check-prefix=CHECK-1 %s < %t
-// RUN: FileCheck -check-prefix=CHECK-2 %s < %t
-// CHECK-1: (ios, introduced=3.2, deprecated=4.1)
-// CHECK-2: (macos, introduced=10.4, deprecated=10.5, obsoleted=10.7)
+void bar(void) __attribute__((availability(macosx,introduced=10.4))) __attribute__((availability(macosx,obsoleted=10.6))) __attribute__((availability(ios,introduced=3.2))) __attribute__((availability(macosx,deprecated=10.5,message="use foobar")));
-// CHECK-2: EnumConstantDecl=old_enum:6:3 (Definition) (deprecated)
-// CHECK-2: EnumConstantDecl=old_enum_plat:10:3 {{.*}} (macos, introduced=10.4, deprecated=10.5, obsoleted=10.7)
+void bar2(void) __attribute__((availability(macosx,introduced=10.4,deprecated=10.5,obsoleted=10.7))) __attribute__((availability(ios,introduced=3.2,deprecated=10.0))) __attribute__((availability(macosx,introduced=10.4,deprecated=10.5,obsoleted=10.7))) __attribute__((availability(ios,introduced=3.2,deprecated=10.0)));
+
+// RUN: c-index-test -test-load-source all %s | FileCheck %s
+// CHECK: FunctionDecl=foo:3:6{{.*}}(ios, introduced=3.2, deprecated=4.1) (macos, introduced=10.4, deprecated=10.5, obsoleted=10.7)
+// CHECK: EnumConstantDecl=old_enum:6:3 (Definition) (deprecated)
+// CHECK: EnumConstantDecl=old_enum_plat:10:3 {{.*}} (macos, introduced=10.4, deprecated=10.5, obsoleted=10.7)
+// CHECK: FunctionDecl=bar:13:6{{.*}}(ios, introduced=3.2) (macos, introduced=10.4, deprecated=10.5, obsoleted=10.6, message="use foobar")
+// CHECK: FunctionDecl=bar2:15:6{{.*}}(ios, introduced=3.2, deprecated=10.0) (macos, introduced=10.4, deprecated=10.5, obsoleted=10.7)
Modified: cfe/trunk/tools/libclang/CIndex.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/tools/libclang/CIndex.cpp?rev=305221&r1=305220&r2=305221&view=diff
==============================================================================
--- cfe/trunk/tools/libclang/CIndex.cpp (original)
+++ cfe/trunk/tools/libclang/CIndex.cpp Mon Jun 12 14:06:30 2017
@@ -7216,15 +7216,11 @@ static CXVersion convertVersion(VersionT
return Out;
}
-static int getCursorPlatformAvailabilityForDecl(const Decl *D,
- int *always_deprecated,
- CXString *deprecated_message,
- int *always_unavailable,
- CXString *unavailable_message,
- CXPlatformAvailability *availability,
- int availability_size) {
+static void getCursorPlatformAvailabilityForDecl(
+ const Decl *D, int *always_deprecated, CXString *deprecated_message,
+ int *always_unavailable, CXString *unavailable_message,
+ SmallVectorImpl<AvailabilityAttr *> &AvailabilityAttrs) {
bool HadAvailAttr = false;
- int N = 0;
for (auto A : D->attrs()) {
if (DeprecatedAttr *Deprecated = dyn_cast<DeprecatedAttr>(A)) {
HadAvailAttr = true;
@@ -7236,7 +7232,7 @@ static int getCursorPlatformAvailability
}
continue;
}
-
+
if (UnavailableAttr *Unavailable = dyn_cast<UnavailableAttr>(A)) {
HadAvailAttr = true;
if (always_unavailable)
@@ -7247,38 +7243,71 @@ static int getCursorPlatformAvailability
}
continue;
}
-
+
if (AvailabilityAttr *Avail = dyn_cast<AvailabilityAttr>(A)) {
+ AvailabilityAttrs.push_back(Avail);
HadAvailAttr = true;
- if (N < availability_size) {
- availability[N].Platform
- = cxstring::createDup(Avail->getPlatform()->getName());
- availability[N].Introduced = convertVersion(Avail->getIntroduced());
- availability[N].Deprecated = convertVersion(Avail->getDeprecated());
- availability[N].Obsoleted = convertVersion(Avail->getObsoleted());
- availability[N].Unavailable = Avail->getUnavailable();
- availability[N].Message = cxstring::createDup(Avail->getMessage());
- }
- ++N;
}
}
if (!HadAvailAttr)
if (const EnumConstantDecl *EnumConst = dyn_cast<EnumConstantDecl>(D))
return getCursorPlatformAvailabilityForDecl(
- cast<Decl>(EnumConst->getDeclContext()),
- always_deprecated,
- deprecated_message,
- always_unavailable,
- unavailable_message,
- availability,
- availability_size);
-
- return N;
+ cast<Decl>(EnumConst->getDeclContext()), always_deprecated,
+ deprecated_message, always_unavailable, unavailable_message,
+ AvailabilityAttrs);
+
+ if (AvailabilityAttrs.empty())
+ return;
+
+ std::sort(AvailabilityAttrs.begin(), AvailabilityAttrs.end(),
+ [](AvailabilityAttr *LHS, AvailabilityAttr *RHS) {
+ return LHS->getPlatform() > RHS->getPlatform();
+ });
+ ASTContext &Ctx = D->getASTContext();
+ auto It = std::unique(
+ AvailabilityAttrs.begin(), AvailabilityAttrs.end(),
+ [&Ctx](AvailabilityAttr *LHS, AvailabilityAttr *RHS) {
+ if (LHS->getPlatform() != RHS->getPlatform())
+ return false;
+
+ if (LHS->getIntroduced() == RHS->getIntroduced() &&
+ LHS->getDeprecated() == RHS->getDeprecated() &&
+ LHS->getObsoleted() == RHS->getObsoleted() &&
+ LHS->getMessage() == RHS->getMessage() &&
+ LHS->getReplacement() == RHS->getReplacement())
+ return true;
+
+ if ((!LHS->getIntroduced().empty() && !RHS->getIntroduced().empty()) ||
+ (!LHS->getDeprecated().empty() && !RHS->getDeprecated().empty()) ||
+ (!LHS->getObsoleted().empty() && !RHS->getObsoleted().empty()))
+ return false;
+
+ if (LHS->getIntroduced().empty() && !RHS->getIntroduced().empty())
+ LHS->setIntroduced(Ctx, RHS->getIntroduced());
+
+ if (LHS->getDeprecated().empty() && !RHS->getDeprecated().empty()) {
+ LHS->setDeprecated(Ctx, RHS->getDeprecated());
+ if (LHS->getMessage().empty())
+ LHS->setMessage(Ctx, RHS->getMessage());
+ if (LHS->getReplacement().empty())
+ LHS->setReplacement(Ctx, RHS->getReplacement());
+ }
+
+ if (LHS->getObsoleted().empty() && !RHS->getObsoleted().empty()) {
+ LHS->setObsoleted(Ctx, RHS->getObsoleted());
+ if (LHS->getMessage().empty())
+ LHS->setMessage(Ctx, RHS->getMessage());
+ if (LHS->getReplacement().empty())
+ LHS->setReplacement(Ctx, RHS->getReplacement());
+ }
+
+ return true;
+ });
+ AvailabilityAttrs.erase(It, AvailabilityAttrs.end());
}
-int clang_getCursorPlatformAvailability(CXCursor cursor,
- int *always_deprecated,
+int clang_getCursorPlatformAvailability(CXCursor cursor, int *always_deprecated,
CXString *deprecated_message,
int *always_unavailable,
CXString *unavailable_message,
@@ -7300,14 +7329,29 @@ int clang_getCursorPlatformAvailability(
if (!D)
return 0;
- return getCursorPlatformAvailabilityForDecl(D, always_deprecated,
- deprecated_message,
- always_unavailable,
- unavailable_message,
- availability,
- availability_size);
+ SmallVector<AvailabilityAttr *, 8> AvailabilityAttrs;
+ getCursorPlatformAvailabilityForDecl(D, always_deprecated, deprecated_message,
+ always_unavailable, unavailable_message,
+ AvailabilityAttrs);
+ for (const auto &Avail :
+ llvm::enumerate(llvm::makeArrayRef(AvailabilityAttrs)
+ .take_front(availability_size))) {
+ availability[Avail.index()].Platform =
+ cxstring::createDup(Avail.value()->getPlatform()->getName());
+ availability[Avail.index()].Introduced =
+ convertVersion(Avail.value()->getIntroduced());
+ availability[Avail.index()].Deprecated =
+ convertVersion(Avail.value()->getDeprecated());
+ availability[Avail.index()].Obsoleted =
+ convertVersion(Avail.value()->getObsoleted());
+ availability[Avail.index()].Unavailable = Avail.value()->getUnavailable();
+ availability[Avail.index()].Message =
+ cxstring::createDup(Avail.value()->getMessage());
+ }
+
+ return AvailabilityAttrs.size();
}
-
+
void clang_disposeCXPlatformAvailability(CXPlatformAvailability *availability) {
clang_disposeString(availability->Platform);
clang_disposeString(availability->Message);
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