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fold-const.c (fold, [...]): Elide conversion between cv-qualified versions of types.

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* fold-const.c (fold, case COND_EXPR): Elide conversion between
        cv-qualified versions of types.

From-SVN: r34416
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Jason Merrill 2000-06-06 00:15:37 +00:00 committed by Jason Merrill
parent 3ae18eaf85
commit a7833bec2c
2 changed files with 9 additions and 0 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2000-06-05 Jason Merrill <jason@casey.soma.redhat.com>
* fold-const.c (fold, case COND_EXPR): Elide conversion between
cv-qualified versions of types.
Mon Jun 5 14:06:18 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> Mon Jun 5 14:06:18 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
* config/sparc/sparc.c (short_branch): Correct error in range * config/sparc/sparc.c (short_branch): Correct error in range

4
gcc/fold-const.c
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@ -6903,6 +6903,10 @@ fold (expr)
tree comp_op1 = TREE_OPERAND (arg0, 1); tree comp_op1 = TREE_OPERAND (arg0, 1);
tree comp_type = TREE_TYPE (comp_op0); tree comp_type = TREE_TYPE (comp_op0);
/* Avoid adding NOP_EXPRs in case this is an lvalue. */
if (TYPE_MAIN_VARIANT (comp_type) == TYPE_MAIN_VARIANT (type))
comp_type = type;
switch (comp_code) switch (comp_code)
{ {
case EQ_EXPR: case EQ_EXPR: