Bug 137360 – Annoying build warnings in WTFString API tests

• Component: Tools / Tests
• Status: RESOLVED FIXED

[Brendan Long]

I just built WebKitGTK and got a bunch of output like this:

[6/7] Building CXX object Tools/TestWebKitAPI/CMakeFiles/TestWTF.dir/Tests/WTF/WTFString.cpp.o
../../Tools/TestWebKitAPI/Tests/WTF/WTFString.cpp: In member function ‘virtual void TestWebKitAPI::WTF_StringToInt_Test::TestBody()’:
../../Tools/TestWebKitAPI/Tests/WTF/WTFString.cpp:169:158: warning: converting ‘false’ to pointer type for argument 1 of ‘char testing::internal::IsNullLiteralHelper(testing::internal::Secret*)’ [-Wconversion-null]
     EXPECT_EQ(false, ok);
                                                                                                                                                              ^
../../Tools/TestWebKitAPI/Tests/WTF/WTFString.cpp:173:158: warning: converting ‘false’ to pointer type for argument 1 of ‘char testing::internal::IsNullLiteralHelper(testing::internal::Secret*)’ [-Wconversion-null]
     EXPECT_EQ(false, ok);
                                                                                                                                                              ^
../../Tools/TestWebKitAPI/Tests/WTF/WTFString.cpp:189:158: warning: converting ‘false’ to pointer type for argument 1 of ‘char testing::internal::IsNullLiteralHelper(testing::internal::Secret*)’ [-Wconversion-null]
     EXPECT_EQ(false, ok);
                                                                                                                                                              ^
../../Tools/TestWebKitAPI/Tests/WTF/WTFString.cpp:197:158: warning: converting ‘false’ to pointer type for argument 1 of ‘char testing::internal::IsNullLiteralHelper(testing::internal::Secret*)’ [-Wconversion-null]
     EXPECT_EQ(false, ok);
                                                                                                                                                              ^
../../Tools/TestWebKitAPI/Tests/WTF/WTFString.cpp:202:158: warning: converting ‘false’ to pointer type for argument 1 of ‘char testing::internal::IsNullLiteralHelper(testing::internal::Secret*)’ [-Wconversion-null]
     EXPECT_EQ(false, ok);
                                                                                                                                                              ^
../../Tools/TestWebKitAPI/Tests/WTF/WTFString.cpp: In member function ‘virtual void TestWebKitAPI::WTF_StringToDouble_Test::TestBody()’:
../../Tools/TestWebKitAPI/Tests/WTF/WTFString.cpp:221:158: warning: converting ‘false’ to pointer type for argument 1 of ‘char testing::internal::IsNullLiteralHelper(testing::internal::Secret*)’ [-Wconversion-null]
     EXPECT_EQ(false, ok);
                                                                                                                                                              ^
../../Tools/TestWebKitAPI/Tests/WTF/WTFString.cpp:225:158: warning: converting ‘false’ to pointer type for argument 1 of ‘char testing::internal::IsNullLiteralHelper(testing::internal::Secret*)’ [-Wconversion-null]
     EXPECT_EQ(false, ok);
                                                                                                                                                              ^
../../Tools/TestWebKitAPI/Tests/WTF/WTFString.cpp:238:158: warning: converting ‘false’ to pointer type for argument 1 of ‘char testing::internal::IsNullLiteralHelper(testing::internal::Secret*)’ [-Wconversion-null]
     EXPECT_EQ(false, ok);
                                                                                                                                                              ^
../../Tools/TestWebKitAPI/Tests/WTF/WTFString.cpp:250:158: warning: converting ‘false’ to pointer type for argument 1 of ‘char testing::internal::IsNullLiteralHelper(testing::internal::Secret*)’ [-Wconversion-null]
     EXPECT_EQ(false, ok);
                                                                                                                                                              ^
../../Tools/TestWebKitAPI/Tests/WTF/WTFString.cpp:255:158: warning: converting ‘false’ to pointer type for argument 1 of ‘char testing::internal::IsNullLiteralHelper(testing::internal::Secret*)’ [-Wconversion-null]
     EXPECT_EQ(false, ok);
                                                                                                                                                              ^
../../Tools/TestWebKitAPI/Tests/WTF/WTFString.cpp:260:158: warning: converting ‘false’ to pointer type for argument 1 of ‘char testing::internal::IsNullLiteralHelper(testing::internal::Secret*)’ [-Wconversion-null]
     EXPECT_EQ(false, ok);
                                                                                                                                                              ^
I'm not sure why EXPECT_EQ(false, ...) causes these warnings, but it seems like EXPECT_TRUE and EXPECT_FALSE are more clear anyway in these cases.

[Brendan Long]

Created attachment 239141 [details]
Patch

[Darin Adler]

Comment on attachment 239141 [details]
Patch

Change seems fine. I think the GTK compiler has a configuration problem of some sort.

[WebKit Commit Bot]

Comment on attachment 239141 [details]
Patch

Clearing flags on attachment: 239141

Committed r174246: <http://trac.webkit.org/changeset/174246>

[WebKit Commit Bot]

All reviewed patches have been landed.  Closing bug.

[Yusuke Suzuki]

*** Bug 137344 has been marked as a duplicate of this bug. ***