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Correct the range returned by ParmVarDecl::getSourceRange(), for parameters in ObjC methods with postfix types. 

For a parameter in a method like this:

-(int)methodWithFn:(void (*)(int *p))fn;

we would return the source range of the type and not include the parameter name.

Fixes rdar://13668626.

llvm-svn: 179660
This commit is contained in:
Argyrios Kyrtzidis 2013-04-17 01:56:48 +00:00
parent 406503a0f9
commit a077279184
2 changed files with 10 additions and 2 deletions
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5
clang/lib/AST/Decl.cpp
View File

@ -1892,6 +1892,11 @@ SourceRange ParmVarDecl::getSourceRange() const {
return SourceRange(getOuterLocStart(), ArgRange.getEnd());
}
// DeclaratorDecl considers the range of postfix types as overlapping with the
// declaration name, but this is not the case with parameters in ObjC methods.
if (isa<ObjCMethodDecl>(getDeclContext()))
return SourceRange(DeclaratorDecl::getLocStart(), getLocation());
return DeclaratorDecl::getSourceRange();
}

7
clang/test/Index/usrs.m
View File

@ -86,6 +86,7 @@ int test_multi_declaration(void) {
id var_ext;
}
@property (assign) id pro_ext;
-(int)methodWithFn:(void (*)(int *p))fn;
@end
// RUN: c-index-test -test-load-source-usrs all -target x86_64-apple-macosx10.7 %s | FileCheck %s
@ -146,7 +147,7 @@ int test_multi_declaration(void) {
// CHECK: usrs.m c:objc(pl)P1 Extent=[79:1 - 81:5]
// CHECK: usrs.m c:objc(pl)P1(im)method Extent=[80:1 - 80:16]
// CHECK: usrs.m c:objc(cs)CWithExt2 Extent=[83:1 - 84:5]
// CHECK: usrs.m c:objc(ext)CWithExt2@usrs.m@1111 Extent=[85:1 - 89:5]
// CHECK: usrs.m c:objc(ext)CWithExt2@usrs.m@1111 Extent=[85:1 - 90:5]
// CHECK: usrs.m c:objc(cs)CWithExt2@var_ext Extent=[86:3 - 86:13]
// CHECK: usrs.m c:objc(cs)CWithExt2(py)pro_ext Extent=[88:1 - 88:30]
// CHECK: usrs.m c:objc(cs)CWithExt2(im)pro_ext Extent=[88:23 - 88:30]
@ -279,4 +280,6 @@ int test_multi_declaration(void) {
// CHECK-source: usrs.m:76:10: IntegerLiteral= Extent=[76:10 - 76:11]
// CHECK-source: usrs.m:79:11: ObjCProtocolDecl=P1:79:11 (Definition) Extent=[79:1 - 81:5]
// CHECK-source: usrs.m:80:9: ObjCInstanceMethodDecl=method:80:9 Extent=[80:1 - 80:16]
// CHECK-source: usrs.m:89:7: ObjCInstanceMethodDecl=methodWithFn::89:7 Extent=[89:1 - 89:41]
// CHECK-source: usrs.m:89:38: ParmDecl=fn:89:38 (Definition) Extent=[89:21 - 89:40]
// CHECK-source: usrs.m:89:35: ParmDecl=p:89:35 (Definition) Extent=[89:30 - 89:36]