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ICB: Fix compilation errors for ptrdiff_t #3488

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@n-i-x n-i-x commented Nov 4, 2021

ICB: Fix compilation error for ptrdiff_t

../../../../engines/icb/common/ptr_util.cpp: In function ‘uint32 ICB::MemoryUtil::encodePtr(uint8*)’:
../../../../engines/icb/common/ptr_util.cpp:44:2: error: ‘ptrdiff_t’ was not declared in this scope
  ptrdiff_t diff = ptr - (uint8 *)0;
  ^
../../../../engines/icb/common/ptr_util.cpp:44:2: note: suggested alternative:
In file included from /usr/include/c++/5/new:39:0,
                 from ../../../../backends/platform/libretro/portdefs.h:32,
                 from ../../../../common/scummsys.h:44,
                 from ../../../../engines/icb/common/px_common.h:31,
                 from ../../../../engines/icb/common/ptr_util.cpp:28:
/usr/include/aarch64-linux-gnu/c++/5/bits/c++config.h:197:28: note:   ‘std::ptrdiff_t’
   typedef __PTRDIFF_TYPE__ ptrdiff_t;
                            ^
../../../../engines/icb/common/ptr_util.cpp:45:24: error: ‘diff’ was not declared in this scope
  ptrRef.ref = (uint32)(diff & 0xFFFFFFFF);
                        ^
Makefile:561: recipe for target 'engines/icb/common/ptr_util.o' failed
make: *** [engines/icb/common/ptr_util.o] Error 1
make: *** Waiting for unfinished jobs....
@aquadran
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@aquadran aquadran commented Nov 4, 2021

ptrdiff_t is part of "stddef.h". looks like you have some issue with your compiler. also std:: is not allowed. rejecting.

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@aquadran aquadran closed this Nov 4, 2021
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