From 8bbd56856dcc5f73bd0662322805e60e159be353 Mon Sep 17 00:00:00 2001 From: Charles G Waldman Date: Tue, 16 Feb 1999 00:41:58 +0000 Subject: [PATCH] c-common.c (shorten_compare): Get the min/max value from the underlying type of an enumeration... * 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 --- gcc/ChangeLog | 5 +++++ gcc/c-common.c | 6 ++++++ 2 files changed, 11 insertions(+) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 436ec440504..b6b1ba2aae2 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +Tue Feb 16 01:37:33 1999 Charles G Waldman + + * 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. diff --git a/gcc/c-common.c b/gcc/c-common.c index 5975236a393..aa94b087989 100644 --- a/gcc/c-common.c +++ b/gcc/c-common.c @@ -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); -- 2.30.2