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authormdejong <mdejong>2003-01-25 12:48:12 (GMT)
committermdejong <mdejong>2003-01-25 12:48:12 (GMT)
commit758234180a856302c7aa063a7fbb6cb06145cd56 (patch)
tree218e72ad308897b4b323ce9ce00ba395738f37c9 /win/rules.vc
parentf9b9d749cefde03a0e20c3fe82fd51cb3298e0f0 (diff)
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* win/configure:
* win/configure.in: Define HAVE_ALLOCA_GCC_INLINE when we detect that no alloca function is found in malloc.h and we are compiling with GCC. Remove HAVE_NO_ALLOC_DECL define. * win/tclWin32Dll.c (TclpCheckStackSpace): Don't define alloca as a cdecl function. Doing this caused a tricky runtime bug because the _alloca function expects the size argument to be passed in a register and not on the stack. To fix this problem, we use inline ASM when compiling with gcc to invoke _alloca with the size argument loaded into a register.
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