1// RUN: llvm-mc -triple x86_64-unknown-unknown -asm-macro-max-nesting-depth=42 %s | FileCheck %s -check-prefix=CHECK_PASS 2// RUN: not llvm-mc -triple x86_64-unknown-unknown %s 2> %t 3// RUN: FileCheck -check-prefix=CHECK_FAIL < %t %s 4 5.macro rec head, tail:vararg 6 .ifnb \tail 7 rec \tail 8 .else 9 .long 42 10 .endif 11.endm 12 13.macro amplify macro, args:vararg 14 \macro \args \args \args \args 15.endm 16 17amplify rec 0 0 0 0 0 0 0 0 0 0 18 19// CHECK_PASS: .long 42 20// CHECK_FAIL: error: macros cannot be nested more than {{[0-9]+}} levels deep. Use -asm-macro-max-nesting-depth to increase this limit. 21