| // RUN: %clang_cc1 -x assembler-with-cpp -E %s -o - | FileCheck -strict-whitespace -check-prefix=CHECK-Identifiers-False %s |
| |
| #ifndef __ASSEMBLER__ |
| #error "__ASSEMBLER__ not defined" |
| #endif |
| |
| |
| // Invalid token pasting is ok. |
| #define A X ## . |
| 1: A |
| // CHECK-Identifiers-False: 1: X . |
| |
| // Line markers are not linemarkers in .S files, they are passed through. |
| # 321 |
| // CHECK-Identifiers-False: # 321 |
| |
| // Unknown directives are passed through. |
| # B C |
| // CHECK-Identifiers-False: # B C |
| |
| // Unknown directives are expanded. |
| #define D(x) BAR ## x |
| # D(42) |
| // CHECK-Identifiers-False: # BAR42 |
| |
| // Unmatched quotes are permitted. |
| 2: ' |
| 3: " |
| // CHECK-Identifiers-False: 2: ' |
| // CHECK-Identifiers-False: 3: " |
| |
| // (balance quotes to keep editors happy): "' |
| |
| // Empty char literals are ok. |
| 4: '' |
| // CHECK-Identifiers-False: 4: '' |
| |
| |
| // Portions of invalid pasting should still expand as macros. |
| // rdar://6709206 |
| #define M4 expanded |
| #define M5() M4 ## ( |
| |
| 5: M5() |
| // CHECK-Identifiers-False: 5: expanded ( |
| |
| // rdar://6804322 |
| #define FOO(name) name ## $foo |
| 6: FOO(blarg) |
| // CHECK-Identifiers-False: 6: blarg $foo |
| |
| // RUN: %clang_cc1 -x assembler-with-cpp -fdollars-in-identifiers -E %s -o - | FileCheck -check-prefix=CHECK-Identifiers-True -strict-whitespace %s |
| #define FOO(name) name ## $foo |
| 7: FOO(blarg) |
| // CHECK-Identifiers-True: 7: blarg$foo |
| |
| // |
| #define T6() T6 #nostring |
| #define T7(x) T7 #x |
| 8: T6() |
| 9: T7(foo) |
| // CHECK-Identifiers-True: 8: T6 #nostring |
| // CHECK-Identifiers-True: 9: T7 "foo" |
| |
| // Concatenation with period doesn't leave a space |
| #define T8(A,B) A ## B |
| 10: T8(.,T8) |
| // CHECK-Identifiers-True: 10: .T8 |
| |
| // This should not crash. |
| #define T11(a) #0 |
| 11: T11(b) |
| // CHECK-Identifiers-True: 11: #0 |
| |
| // Universal character names can specify basic ascii and control characters |
| 12: \u0020\u0030\u0080\u0000 |
| // CHECK-Identifiers-False: 12: \u0020\u0030\u0080\u0000 |
| |
| // This should not crash |
| // rdar://8823139 |
| # ## |
| // CHECK-Identifiers-False: # ## |
| |
| #define X(a) # # # 1 |
| X(1) |
| // CHECK-Identifiers-False: # # # 1 |
