diff options
Diffstat (limited to 'test/Misc/reduced-diags-macros.cpp')
| -rw-r--r-- | test/Misc/reduced-diags-macros.cpp | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/test/Misc/reduced-diags-macros.cpp b/test/Misc/reduced-diags-macros.cpp new file mode 100644 index 0000000..1ee6311 --- /dev/null +++ b/test/Misc/reduced-diags-macros.cpp @@ -0,0 +1,44 @@ +// RUN: not %clang_cc1 -fsyntax-only %s 2>&1 | FileCheck %s -strict-whitespace + +#define NO_INITIATION(x) int a = x * 2 +#define NO_DEFINITION(x) int c = x * 2 + +NO_INITIATION(a); +NO_DEFINITION(b); + +// CHECK: {{.*}}:6:15: warning: variable 'a' is uninitialized when used within its own initialization +// CHECK-NEXT: NO_INITIATION(a); +// CHECK-NEXT: ~~~~~~~~~~~~~~^~ +// CHECK-NEXT: {{.*}}:3:34: note: expanded from macro 'NO_INITIATION' +// CHECK-NEXT: #define NO_INITIATION(x) int a = x * 2 +// CHECK-NEXT: ~ ^ + +// CHECK: {{.*}}:7:15: error: use of undeclared identifier 'b' +// CHECK-NEXT: NO_DEFINITION(b); +// CHECK-NEXT: ^ + + +#define F(x) x + 1 +#define ADD(x,y) y + F(x) +#define SWAP_ARGU(x,y) ADD(y,x) + +int p = SWAP_ARGU(3, x); + +// CHECK: {{.*}}:25:23: error: use of undeclared identifier 'x' +// CHECK-NEXT: int p = SWAP_ARGU(3, x); +// CHECK-NEXT: ^ + +#define APPLY(f,x,y) x f y + +struct node { +}; + +node ff; + +int r = APPLY(+,ff,1); +// CHECK: {{.*}}:38:15: error: invalid operands to binary expression ('node' and 'int') +// CHECK-NEXT: int r = APPLY(+,ff,1); +// CHECK-NEXT: ^ ~~ ~ +// CHECK-NEXT: {{.*}}:31:24: note: expanded from macro 'APPLY' +// CHECK-NEXT: #define APPLY(f,x,y) x f y +// CHECK-NEXT: ~ ^ ~
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