On 16/04/2018 08:16 a.m., Bram Moolenaar wrote:
>
> [...]
> If you notice a problem because of this patch, please speak up!
> Also if it's just a compiler warning. We want to know if this C99
> feature works for everybody.
I'm using mingw-w64 on Windows 7, gcc 7.2.0, and I don't get any
warnings related to the C99 feature, but I get these warnings:
--------------------
undo.c: In function 'u_save_cursor':
undo.c:270:6: warning: assuming signed overflow does not occur when
assuming that (X - c) > X is always false [-Wstrict-overflow]
if (top > curbuf->b_ml.ml_line_count
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
|| top >= bot
^~~~~~~~~~~~~
[...]
userfunc.c: In function 'get_funccal_local_ht':
userfunc.c:3594:2: warning: assuming signed overflow does not occur when
assuming that (X + c) < X is always false [-Wstrict-overflow]
for (i = 0; i < debug_backtrace_level; i++)
^~~
userfunc.c: In function 'get_funccal_local_var':
userfunc.c:3594:2: warning: assuming signed overflow does not occur when
assuming that (X + c) < X is always false [-Wstrict-overflow]
for (i = 0; i < debug_backtrace_level; i++)
^~~
userfunc.c: In function 'get_funccal_args_ht':
userfunc.c:3594:2: warning: assuming signed overflow does not occur when
assuming that (X + c) < X is always false [-Wstrict-overflow]
for (i = 0; i < debug_backtrace_level; i++)
^~~
userfunc.c: In function 'get_funccal_args_var':
userfunc.c:3594:2: warning: assuming signed overflow does not occur when
assuming that (X + c) < X is always false [-Wstrict-overflow]
for (i = 0; i < debug_backtrace_level; i++)
[...]
gui_dwrite.cpp: In member function 'HRESULT
DWriteContext::SetDrawingMode(DrawingMode)':
gui_dwrite.cpp:950:10: warning: comparison between signed and unsigned
integer expressions [-Wsign-compare]
if (hr == D2DERR_RECREATE_TARGET)
--------------------
--
Cesar
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