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c-common.c (shorten_compare): Get the min/max value from the underlying type of an enumeration...

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* c-common.c (shorten_compare): Get the min/max value from the
        underlying type of an enumeration, not the enumerated type itself.

From-SVN: r25228
This commit is contained in:
Charles G Waldman 1999-02-16 00:41:58 +00:00 committed by Jeff Law
parent 20496fa2c8
commit 8bbd56856d
2 changed files with 11 additions and 0 deletions
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gcc/ChangeLog
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@ -1,3 +1,8 @@
Tue Feb 16 01:37:33 1999 Charles G Waldman <cgw@alum.mit.edu>
* c-common.c (shorten_compare): Get the min/max value from the
underlying type of an enumeration, not the enumerated type itself.
Mon Feb 15 23:04:48 1999 Jeffrey A Law (law@cygnus.com)
* jump.c: Include insn-attr.h.

6
gcc/c-common.c
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@ -2406,6 +2406,12 @@ shorten_compare (op0_ptr, op1_ptr, restype_ptr, rescode_ptr)
type = signed_or_unsigned_type (unsignedp0, TREE_TYPE (primop0));
/* If TYPE is an enumeration, then we need to get its min/max
values from it's underlying integral type, not the enumerated
type itself. */
if (TREE_CODE (type) == ENUMERAL_TYPE)
type = type_for_size (TYPE_PRECISION (type), unsignedp0);
maxval = TYPE_MAX_VALUE (type);
minval = TYPE_MIN_VALUE (type);