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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
commit | 6bf0a5cb5034a7e684dcc3500e841785237ce2dd (patch) | |
tree | a68f146d7fa01f0134297619fbe7e33db084e0aa /build/clang-plugin/tests/TestNANTestingExpr.cpp | |
parent | Initial commit. (diff) | |
download | thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.tar.xz thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.zip |
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | build/clang-plugin/tests/TestNANTestingExpr.cpp | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/build/clang-plugin/tests/TestNANTestingExpr.cpp b/build/clang-plugin/tests/TestNANTestingExpr.cpp new file mode 100644 index 0000000000..9aac46d036 --- /dev/null +++ b/build/clang-plugin/tests/TestNANTestingExpr.cpp @@ -0,0 +1,24 @@ +#line 1 "tests/SkScalar.h" +// This checks that the whitelist accounts for #line directives and such. If you +// remove SkScalar from the whitelist, please change the filename here instead +// of adding expected diagnostics. +inline int headerSays(double x) { + return x != x; +} +#line 9 "TestNANTestingExpr.cpp" +void test(bool x); +void foo() { + float f, f2; + typedef double mydouble; + mydouble d; + double d2; + test(f == f); // expected-error{{comparing a floating point value to itself for NaN checking can lead to incorrect results}} expected-note{{consider using std::isnan instead}} + test(d == d); // expected-error{{comparing a floating point value to itself for NaN checking can lead to incorrect results}} expected-note{{consider using std::isnan instead}} + test(f != f); // expected-error{{comparing a floating point value to itself for NaN checking can lead to incorrect results}} expected-note{{consider using std::isnan instead}} + test(d != d); // expected-error{{comparing a floating point value to itself for NaN checking can lead to incorrect results}} expected-note{{consider using std::isnan instead}} + test(f != d); + test(d == (d - f)); + test(f == f2); + test(d == d2); + test(d + 1 == d); +} |