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Diffstat (limited to 'clang/test/Sema/floating-point-compare.c')
-rw-r--r-- | clang/test/Sema/floating-point-compare.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/clang/test/Sema/floating-point-compare.c b/clang/test/Sema/floating-point-compare.c new file mode 100644 index 0000000..60f971c --- /dev/null +++ b/clang/test/Sema/floating-point-compare.c @@ -0,0 +1,25 @@ +// RUN: %clang_cc1 -fsyntax-only -Wfloat-equal -verify %s + +int f1(float x, float y) { + return x == y; // expected-warning {{comparing floating point with ==}} +} + +int f2(float x, float y) { + return x != y; // expected-warning {{comparing floating point with ==}} +} + +int f3(float x) { + return x == x; // no-warning +} + +int f4(float x) { + return x == 0.0; // no-warning {{comparing}} +} + +int f5(float x) { + return x == __builtin_inf(); // no-warning +} + +int f7(float x) { + return x == 3.14159; // expected-warning {{comparing}} +} |