Hello Zachary,
It looks like this commit added an error to one of our builders:
http://lab.llvm.org:8011/builders/ubuntu-gcc7.1-werror/builds/3735
. . .
FAILED: /usr/local/gcc-7.1/bin/g++-7.1 -DGTEST_HAS_RTTI=0 -D_DEBUG
-D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS
-D__STDC_LIMIT_MACROS -Ilib/Object
-I/home/buildslave/am1i-slv2/ubuntu-gcc7.1-werror/llvm/lib/Object -Iinclude
-I/home/buildslave/am1i-slv2/ubuntu-gcc7.1-werror/llvm/include
-Wno-noexcept-type -fPIC -fvisibility-inlines-hidden -Werror
-Werror=date-time -std=c++11 -Wall -W -Wno-unused-parameter -Wwrite-strings
-Wcast-qual -Wno-missing-field-initializers -pedantic -Wno-long-long
-Wno-maybe-uninitialized -Wdelete-non-virtual-dtor -Wno-comment
-ffunction-sections -fdata-sections -O3 -fPIC -UNDEBUG -fno-exceptions
-fno-rtti -MD -MT lib/Object/CMakeFiles/LLVMObject.dir/COFFImportFile.cpp.o
-MF lib/Object/CMakeFiles/LLVMObject.dir/COFFImportFile.cpp.o.d -o
lib/Object/CMakeFiles/LLVMObject.dir/COFFImportFile.cpp.o -c
/home/buildslave/am1i-slv2/ubuntu-gcc7.1-werror/llvm/lib/Object/COFFImportFile.cpp
/home/buildslave/am1i-slv2/ubuntu-gcc7.1-werror/llvm/lib/Object/COFFImportFile.cpp:
In member function ‘llvm::NewArchiveMember
llvm::object::{anonymous}::ObjectFactory::createImportDescriptor(std::vector<unsigned
char, std::allocator<unsigned char> >&)’:
/home/buildslave/am1i-slv2/ubuntu-gcc7.1-werror/llvm/lib/Object/COFFImportFile.cpp:191:28:
error: enumeral and non-enumeral type in conditional expression
[-Werror=extra]
u16(is32bit(Machine) ? IMAGE_FILE_32BIT_MACHINE : 0),
~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/buildslave/am1i-slv2/ubuntu-gcc7.1-werror/llvm/lib/Object/COFFImportFile.cpp:
In member function ‘llvm::NewArchiveMember
llvm::object::{anonymous}::ObjectFactory::createNullImportDescriptor(std::vector<unsigned
char, std::allocator<unsigned char> >&)’:
/home/buildslave/am1i-slv2/ubuntu-gcc7.1-werror/llvm/lib/Object/COFFImportFile.cpp:327:28:
error: enumeral and non-enumeral type in conditional expression
[-Werror=extra]
u16(is32bit(Machine) ? IMAGE_FILE_32BIT_MACHINE : 0),
~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/buildslave/am1i-slv2/ubuntu-gcc7.1-werror/llvm/lib/Object/COFFImportFile.cpp:
In member function ‘llvm::NewArchiveMember
llvm::object::{anonymous}::ObjectFactory::createNullThunk(std::vector<unsigned
char, std::allocator<unsigned char> >&)’:
/home/buildslave/am1i-slv2/ubuntu-gcc7.1-werror/llvm/lib/Object/COFFImportFile.cpp:390:28:
error: enumeral and non-enumeral type in conditional expression
[-Werror=extra]
u16(is32bit(Machine) ? IMAGE_FILE_32BIT_MACHINE : 0),
~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
cc1plus: all warnings being treated as errors
The builder was already red and did not send notifications.
Please have a look?
Thanks
Galina
On Thu, Dec 14, 2017 at 2:07 PM, Zachary Turner via cfe-commits <
cfe-commits@lists.llvm.org> wrote:
> Author: zturner
> Date: Thu Dec 14 14:07:03 2017
> New Revision: 320750
>
> URL: http://llvm.org/viewvc/llvm-project?rev=320750&view=rev
> Log:
> Fix many -Wsign-compare and -Wtautological-constant-compare warnings.
>
> Most of the -Wsign-compare warnings are due to the fact that
> enums are signed by default in the MS ABI, while the
> tautological comparison warnings trigger on x86 builds where
> sizeof(size_t) is 4 bytes, so N > numeric_limits<unsigned>::max()
> is always false.
>
> Differential Revision: https://reviews.llvm.org/D41256
>
> Modified:
> cfe/trunk/lib/CodeGen/CGExpr.cpp
>
> Modified: cfe/trunk/lib/CodeGen/CGExpr.cpp
> URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/
> CGExpr.cpp?rev=320750&r1=320749&r2=320750&view=diff
> ============================================================
> ==================
> --- cfe/trunk/lib/CodeGen/CGExpr.cpp (original)
> +++ cfe/trunk/lib/CodeGen/CGExpr.cpp Thu Dec 14 14:07:03 2017
> @@ -2825,7 +2825,7 @@ void CodeGenFunction::EmitCheck(
> assert(IsSanitizerScope);
> assert(Checked.size() > 0);
> assert(CheckHandler >= 0 &&
> - CheckHandler < sizeof(SanitizerHandlers) /
> sizeof(*SanitizerHandlers));
> + size_t(CheckHandler) < llvm::array_lengthof(SanitizerHandlers));
> const StringRef CheckName = SanitizerHandlers[CheckHandler].Name;
>
> llvm::Value *FatalCond = nullptr;
>
>
> _______________________________________________
> cfe-commits mailing list
> cfe-commits@lists.llvm.org
> http://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
>
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