| // RUN: not %clang_cc1 -fsyntax-only -fmacro-backtrace-limit=0 %s 2>&1 | FileCheck %s --check-prefix=ALL |
| // RUN: not %clang_cc1 -fsyntax-only -fmacro-backtrace-limit=2 %s 2>&1 | FileCheck %s --check-prefix=SKIP |
| |
| #define F(x) x + 1 |
| #define G(x) F(x) + 2 |
| #define ADD(x,y) G(x) + y |
| #define LEVEL4(x) ADD(p,x) |
| #define LEVEL3(x) LEVEL4(x) |
| #define LEVEL2(x) LEVEL3(x) |
| #define LEVEL1(x) LEVEL2(x) |
| |
| int a = LEVEL1(b); |
| |
| // ALL: {{.*}}:12:9: error: use of undeclared identifier 'p' |
| // ALL-NEXT: int a = LEVEL1(b); |
| // ALL-NEXT: ^ |
| // ALL-NEXT: {{.*}}:10:19: note: expanded from macro 'LEVEL1' |
| // ALL-NEXT: #define LEVEL1(x) LEVEL2(x) |
| // ALL-NEXT: ^ |
| // ALL-NEXT: {{.*}}:9:19: note: expanded from macro 'LEVEL2' |
| // ALL-NEXT: #define LEVEL2(x) LEVEL3(x) |
| // ALL-NEXT: ^ |
| // ALL-NEXT: {{.*}}:8:19: note: expanded from macro 'LEVEL3' |
| // ALL-NEXT: #define LEVEL3(x) LEVEL4(x) |
| // ALL-NEXT: ^ |
| // ALL-NEXT: {{.*}}:7:23: note: expanded from macro 'LEVEL4' |
| // ALL-NEXT: #define LEVEL4(x) ADD(p,x) |
| // ALL-NEXT: ^ |
| // ALL-NEXT: {{.*}}:12:16: error: use of undeclared identifier 'b' |
| // ALL-NEXT: int a = LEVEL1(b); |
| // ALL-NEXT: ^ |
| // ALL-NEXT: 2 errors generated. |
| |
| // SKIP: {{.*}}:12:9: error: use of undeclared identifier 'p' |
| // SKIP-NEXT: int a = LEVEL1(b); |
| // SKIP-NEXT: ^ |
| // SKIP-NEXT: {{.*}}:10:19: note: expanded from macro 'LEVEL1' |
| // SKIP-NEXT: #define LEVEL1(x) LEVEL2(x) |
| // SKIP-NEXT: ^ |
| // SKIP-NEXT: note: (skipping 2 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all) |
| // SKIP-NEXT: {{.*}}:7:23: note: expanded from macro 'LEVEL4' |
| // SKIP-NEXT: #define LEVEL4(x) ADD(p,x) |
| // SKIP-NEXT: ^ |
| // SKIP-NEXT: {{.*}}:12:16: error: use of undeclared identifier 'b' |
| // SKIP-NEXT: int a = LEVEL1(b); |
| // SKIP-NEXT: ^ |
| // SKIP-NEXT: 2 errors generated. |
