Add an AST matcher for narrowing when a type is volatile-qualified.
llvm-svn: 253882
This commit is contained in:
parent
19c1922c04
commit
6290fc9154
|
@ -2517,6 +2517,23 @@ matches "a(int)", "b(long)", but not "c(double)".
|
|||
</pre></td></tr>
|
||||
|
||||
|
||||
<tr><td>Matcher<<a href="http://clang.llvm.org/doxygen/classclang_1_1QualType.html">QualType</a>></td><td class="name" onclick="toggle('isVolatileQualified0')"><a name="isVolatileQualified0Anchor">isVolatileQualified</a></td><td></td></tr>
|
||||
<tr><td colspan="4" class="doc" id="isVolatileQualified0"><pre>Matches QualType nodes that are volatile-qualified, i.e., that
|
||||
include "top-level" volatile.
|
||||
|
||||
Given
|
||||
void a(int);
|
||||
void b(int volatile);
|
||||
void c(volatile int);
|
||||
void d(volatile int*);
|
||||
void e(int volatile) {};
|
||||
functionDecl(hasAnyParameter(hasType(isVolatileQualified())))
|
||||
matches "void b(int volatile)", "void c(volatile int)" and
|
||||
"void e(int volatile) {}". It does not match d as there
|
||||
is no top-level volatile on the parameter type "volatile int *".
|
||||
</pre></td></tr>
|
||||
|
||||
|
||||
<tr><td>Matcher<<a href="http://clang.llvm.org/doxygen/classclang_1_1RecordDecl.html">RecordDecl</a>></td><td class="name" onclick="toggle('isClass0')"><a name="isClass0Anchor">isClass</a></td><td></td></tr>
|
||||
<tr><td colspan="4" class="doc" id="isClass0"><pre>Matches RecordDecl object that are spelled with "class."
|
||||
|
||||
|
|
|
@ -3524,6 +3524,25 @@ AST_MATCHER(QualType, isConstQualified) {
|
|||
return Node.isConstQualified();
|
||||
}
|
||||
|
||||
/// \brief Matches QualType nodes that are volatile-qualified, i.e., that
|
||||
/// include "top-level" volatile.
|
||||
///
|
||||
/// Given
|
||||
/// \code
|
||||
/// void a(int);
|
||||
/// void b(int volatile);
|
||||
/// void c(volatile int);
|
||||
/// void d(volatile int*);
|
||||
/// void e(int volatile) {};
|
||||
/// \endcode
|
||||
/// functionDecl(hasAnyParameter(hasType(isVolatileQualified())))
|
||||
/// matches "void b(int volatile)", "void c(volatile int)" and
|
||||
/// "void e(int volatile) {}". It does not match d as there
|
||||
/// is no top-level volatile on the parameter type "volatile int *".
|
||||
AST_MATCHER(QualType, isVolatileQualified) {
|
||||
return Node.isVolatileQualified();
|
||||
}
|
||||
|
||||
/// \brief Matches QualType nodes that have local CV-qualifiers attached to
|
||||
/// the node, not hidden within a typedef.
|
||||
///
|
||||
|
|
|
@ -298,6 +298,7 @@ RegistryMaps::RegistryMaps() {
|
|||
REGISTER_MATCHER(isUnion);
|
||||
REGISTER_MATCHER(isVariadic);
|
||||
REGISTER_MATCHER(isVirtual);
|
||||
REGISTER_MATCHER(isVolatileQualified);
|
||||
REGISTER_MATCHER(isWritten);
|
||||
REGISTER_MATCHER(labelStmt);
|
||||
REGISTER_MATCHER(lambdaExpr);
|
||||
|
|
|
@ -3023,6 +3023,15 @@ TEST(Field, MatchesField) {
|
|||
EXPECT_TRUE(matches("class X { int m; };", fieldDecl(hasName("m"))));
|
||||
}
|
||||
|
||||
TEST(IsVolatileQualified, QualifiersMatch) {
|
||||
EXPECT_TRUE(matches("volatile int i = 42;",
|
||||
varDecl(hasType(isVolatileQualified()))));
|
||||
EXPECT_TRUE(notMatches("volatile int *i;",
|
||||
varDecl(hasType(isVolatileQualified()))));
|
||||
EXPECT_TRUE(matches("typedef volatile int v_int; v_int i = 42;",
|
||||
varDecl(hasType(isVolatileQualified()))));
|
||||
}
|
||||
|
||||
TEST(IsConstQualified, MatchesConstInt) {
|
||||
EXPECT_TRUE(matches("const int i = 42;",
|
||||
varDecl(hasType(isConstQualified()))));
|
||||
|
|
Loading…
Reference in New Issue