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stor-layout.c (layout_type): Complain if an array's size can not be represented in a size_t.

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* stor-layout.c (layout_type): Complain if an array's size can
        not be represented in a size_t.

        * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.

Co-Authored-By: Jason Merrill <jason@redhat.com>

From-SVN: r45413
This commit is contained in:
Jeffrey A Law 2001-09-05 13:16:46 +00:00 committed by Jeff Law
parent caa297fe38
commit 8db4c86715
3 changed files with 32 additions and 0 deletions
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8
gcc/ChangeLog
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@ -1,3 +1,11 @@
2001-09-05 Jeffrey A Law (law@cygnus.com)
Jason Merrill (jason@redhat.com)
* stor-layout.c (layout_type): Complain if an array's size can
not be represented in a size_t.
* config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
* gcc.c: (process_command) Add parentheses around assignment

11
gcc/config/h8300/elf.h
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@ -24,6 +24,17 @@
#include "elfos.h"
#undef ENDFILE_SPEC
#define ENDFILE_SPEC "crtend.o%s %{pg:gcrtn.o%s}%{!pg:crtn.o%s}"
#undef STARTFILE_SPEC
#define STARTFILE_SPEC "%{!shared: \
%{!symbolic: \
%{pg:gcrt0.o%s}%{!pg:%{p:mcrt0.o%s}%{!p:crt0.o%s}}}}\
%{pg:gcrti.o%s}%{!pg:crti.o%s} \
crtbegin.o%s"
/* Output at beginning/end of assembler file. */
#undef ASM_FILE_START
#define ASM_FILE_START(FILE) \

13
gcc/stor-layout.c
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@ -1442,6 +1442,19 @@ layout_type (type)
if (TYPE_SIZE_UNIT (element) != 0 && ! integer_onep (element_size))
TYPE_SIZE_UNIT (type)
= size_binop (MULT_EXPR, TYPE_SIZE_UNIT (element), length);
/* Complain if the user has requested an array too large to
fit in size_t. */
if (TREE_CODE (TYPE_SIZE (type)) == INTEGER_CST
&& TREE_OVERFLOW (TYPE_SIZE (type)))
{
error ("requested array too large for target");
/* Avoid crashing later. */
TYPE_SIZE (type) = element_size;
if (TYPE_SIZE_UNIT (type))
TYPE_SIZE_UNIT (type) = TYPE_SIZE_UNIT (element);
}
}
/* Now round the alignment and size,