Added a test that is expected to fail

gcc/rust/ChangeLog:

	* expand/rust-macro-builtins-asm.cc (parse_clobber_abi):
	added comments
	(parse_options): Likewise
	(parse_asm_arg): Likewise
	(parse_asm): Likewise
	* expand/rust-macro-builtins-asm.h: Likewise

gcc/testsuite/ChangeLog:

	* rust/compile/inline_asm_illegal_options.rs: new test
	* rust/compile/inline_asm_illegal_operands.rs: New test.
	This is expected to fail but we couldn't resolve parse_expr()'s
	general functionality yet

Signed-off-by: badumbatish <tanghocle456@gmail.com>

1 files changed, 11 insertions, 3 deletions

diff --git a/gcc/rust/expand/rust-macro-builtins-asm.h b/gcc/rust/expand/rust-macro-builtins-asm.h
index 201f807..32a8d0b 100644
--- a/gcc/rust/expand/rust-macro-builtins-asm.h
+++ b/gcc/rust/expand/rust-macro-builtins-asm.h
@@ -6,11 +6,19 @@
 #include "rust-macro-invoc-lexer.h"
 #include "rust/ast/rust-expr.h"
 namespace Rust {
-// All the operands are called asm_args in rustc asm.rs, we create a struct that
-// can store all of these AsmArgs This replaces the phase where we have to parse
-// all operands.
+
 enum InlineAsmParseError
 {
+  // Enum for InlineAsmParseError
+
+  // Currently with two error, COMMITTED AND NONCOMMITTED (to a token),
+  // which directs the parser to either bubbles the error up, or keep on going
+  // (vertical or horizontal)
+
+  // COMMITTED can be use as a way for parser to bubble up
+  // after it has exhausted its search space despite it not having committed to
+  // any token
+
   COMMITTED,
   NONCOMMITED,
 };