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Diffstat (limited to 'test/Sema/switch-1.c')
| -rw-r--r-- | test/Sema/switch-1.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/test/Sema/switch-1.c b/test/Sema/switch-1.c new file mode 100644 index 0000000..ce1e7dc --- /dev/null +++ b/test/Sema/switch-1.c @@ -0,0 +1,22 @@ +// RUN: %clang_cc1 -fsyntax-only -verify -triple x86_64-apple-darwin10 %s +// RUN: %clang_cc1 -x c++ -fsyntax-only -verify -triple x86_64-apple-darwin10 %s +// rdar://11577384 +// rdar://13423975 + +int f(int i) { + switch (i) { + case 2147483647 + 2: // expected-warning {{overflow in expression; result is -2147483647 with type 'int'}} + return 1; + case 9223372036854775807L * 4: // expected-warning {{overflow in expression; result is -4 with type 'long'}} + return 2; + case (123456 *789012) + 1: // expected-warning {{overflow in expression; result is -1375982336 with type 'int'}} + return 3; + case (2147483647*4)/4: // expected-warning {{overflow in expression; result is -4 with type 'int'}} + case (2147483647*4)%4: // expected-warning {{overflow in expression; result is -4 with type 'int'}} + return 4; + case 2147483647: + return 0; + } + return (i, 65537) * 65537; // expected-warning {{overflow in expression; result is 131073 with type 'int'}} \ + // expected-warning {{expression result unused}} +} |
