libclang: Add a function to libclang for retrieving the bit width value
Patch by Jyun-Yan You.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@169276 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/c-index-test/c-index-test.c b/tools/c-index-test/c-index-test.c
index 3e4404c..5ca148f 100644
--- a/tools/c-index-test/c-index-test.c
+++ b/tools/c-index-test/c-index-test.c
@@ -1134,6 +1134,23 @@
return CXChildVisit_Recurse;
}
+/******************************************************************************/
+/* Bitwidth testing. */
+/******************************************************************************/
+
+static enum CXChildVisitResult PrintBitWidth(CXCursor cursor, CXCursor p,
+ CXClientData d) {
+ if (clang_getCursorKind(cursor) != CXCursor_FieldDecl)
+ return CXChildVisit_Recurse;
+
+ int Bitwidth = clang_getFieldDeclBitWidth(cursor);
+ if (Bitwidth >= 0) {
+ PrintCursor(cursor, NULL);
+ printf(" bitwidth=%d\n", Bitwidth);
+ }
+
+ return CXChildVisit_Recurse;
+}
/******************************************************************************/
/* Loading ASTs/source. */
@@ -3382,6 +3399,7 @@
fprintf(stderr,
" c-index-test -test-print-linkage-source {<args>}*\n"
" c-index-test -test-print-typekind {<args>}*\n"
+ " c-index-test -test-print-bitwidth {<args>}*\n"
" c-index-test -print-usr [<CursorKind> {<args>}]*\n"
" c-index-test -print-usr-file <file>\n"
" c-index-test -write-pch <file> <compiler arguments>\n");
@@ -3463,6 +3481,9 @@
else if (argc > 2 && strcmp(argv[1], "-test-print-typekind") == 0)
return perform_test_load_source(argc - 2, argv + 2, "all",
PrintTypeKind, 0);
+ else if (argc > 2 && strcmp(argv[1], "-test-print-bitwidth") == 0)
+ return perform_test_load_source(argc - 2, argv + 2, "all",
+ PrintBitWidth, 0);
else if (argc > 1 && strcmp(argv[1], "-print-usr") == 0) {
if (argc > 2)
return print_usrs(argv + 2, argv + argc);