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| author | Jakub Jelinek <jakub@redhat.com> | 2003-07-28 17:42:24 +0200 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2003-07-28 17:42:24 +0200 |
| commit | 5dfa45d043db04ebddf4081364661e0784304d39 (patch) | |
| tree | 171abb9dcfe266e6906e8910ab7d2a2a3a72cce0 /gcc/convert.c | |
| parent | 66584e64179362cd8d96b676ea793e9fee38788d (diff) | |
| download | gcc-5dfa45d043db04ebddf4081364661e0784304d39.zip gcc-5dfa45d043db04ebddf4081364661e0784304d39.tar.gz gcc-5dfa45d043db04ebddf4081364661e0784304d39.tar.bz2 | |
configure.in (--enable-checking): Add fold category.
* configure.in (--enable-checking): Add fold category.
(ENABLE_FOLD_CHECKING): Define if requested.
* configure: Rebuilt.
* config.in: Rebuilt.
* doc/install.texi: Document it.
* fold-const.c: Include md5.h.
[ENABLE_FOLD_CHECKING] (fold): Define to fold_1.
[ENABLE_FOLD_CHECKING] (fold, fold_checksum_tree, fold_check_failed,
print_fold_checksum): New functions.
* fold-const.c (fold): Never modify argument passed to fold, instead
change a copy and return it.
* convert.c (convert_to_integer): Likewise.
testsuite/
* gcc.c-torture/compile/20030725-1.c: New test.
From-SVN: r69886
Diffstat (limited to 'gcc/convert.c')
| -rw-r--r-- | gcc/convert.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/gcc/convert.c b/gcc/convert.c index fc001b6..5bab1c1 100644 --- a/gcc/convert.c +++ b/gcc/convert.c @@ -320,6 +320,7 @@ convert_to_integer (tree type, tree expr) if (TREE_CODE_CLASS (ex_form) == '<') { + expr = copy_node (expr); TREE_TYPE (expr) = type; return expr; } @@ -328,6 +329,7 @@ convert_to_integer (tree type, tree expr) || ex_form == TRUTH_OR_EXPR || ex_form == TRUTH_ORIF_EXPR || ex_form == TRUTH_XOR_EXPR) { + expr = copy_node (expr); TREE_OPERAND (expr, 0) = convert (type, TREE_OPERAND (expr, 0)); TREE_OPERAND (expr, 1) = convert (type, TREE_OPERAND (expr, 1)); TREE_TYPE (expr) = type; @@ -336,6 +338,7 @@ convert_to_integer (tree type, tree expr) else if (ex_form == TRUTH_NOT_EXPR) { + expr = copy_node (expr); TREE_OPERAND (expr, 0) = convert (type, TREE_OPERAND (expr, 0)); TREE_TYPE (expr) = type; return expr; |