Imported Upstream version 5.18.0.225

Former-commit-id: 10196d987d5fc5564b9d3b33b1fdf13190f4d0b5

external/llvm/test/MC/AsmParser/macros-argument-parsing-diagnostics.s

@@ -0,0 +1,24 @@
+# RUN: not llvm-mc -triple i386 -filetype asm -o /dev/null %s 2>&1 | FileCheck %s
+
+	.macro double first = -1, second = -1
+		# begin entry
+		.long \first
+		.long \second
+		# end entry
+	.endm
+
+	double 0, 1, 2
+# CHECK: error: too many positional arguments
+# CHECK: 	double 0, 1, 2
+# CHECK:                     ^
+
+	double second = 1, 2
+# CHECK: error: cannot mix positional and keyword arguments
+# CHECK: 	double second = 1, 2
+# CHECK:                           ^
+
+	double third = 0
+# CHECK: error: parameter named 'third' does not exist for macro 'double'
+# CHECK: 	double third = 0
+# CHECK:               ^
+