| // RUN: %clang_cc1 -fsyntax-only -fmacro-backtrace-limit 5 %s > %t 2>&1 |
| // RUN: FileCheck %s < %t |
| |
| #define M1(A, B) ((A) < (B)) |
| #define M2(A, B) M1(A, B) |
| #define M3(A, B) M2(A, B) |
| #define M4(A, B) M3(A, B) |
| #define M5(A, B) M4(A, B) |
| #define M6(A, B) M5(A, B) |
| #define M7(A, B) M6(A, B) |
| #define M8(A, B) M7(A, B) |
| #define M9(A, B) M8(A, B) |
| #define M10(A, B) M9(A, B) |
| #define M11(A, B) M10(A, B) |
| #define M12(A, B) M11(A, B) |
| |
| void f(int *ip, float *fp) { |
| // CHECK: macro-backtrace-limit.c:31:7: warning: comparison of distinct pointer types ('int *' and 'float *') |
| // CHECK: if (M12(ip, fp)) { } |
| // CHECK: macro-backtrace-limit.c:15:19: note: instantiated from: |
| // CHECK: #define M12(A, B) M11(A, B) |
| // CHECK: macro-backtrace-limit.c:14:19: note: instantiated from: |
| // CHECK: #define M11(A, B) M10(A, B) |
| // CHECK: note: (skipping 7 contexts in backtrace; use -fmacro-backtrace-limit=0 to see all) |
| // CHECK: macro-backtrace-limit.c:6:18: note: instantiated from: |
| // CHECK: #define M3(A, B) M2(A, B) |
| // CHECK: macro-backtrace-limit.c:5:18: note: instantiated from: |
| // CHECK: #define M2(A, B) M1(A, B) |
| // CHECK: macro-backtrace-limit.c:4:23: note: instantiated from: |
| // CHECK: #define M1(A, B) ((A) < (B)) |
| if (M12(ip, fp)) { } |
| } |
