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| author | mmitchel <mmitchel@138bc75d-0d04-0410-961f-82ee72b054a4> | 1998-06-25 17:28:11 +0000 |
|---|---|---|
| committer | mmitchel <mmitchel@138bc75d-0d04-0410-961f-82ee72b054a4> | 1998-06-25 17:28:11 +0000 |
| commit | 5eb945def1519f39c47a599d1f680f0e88d9d492 (patch) | |
| tree | 2afaeed43dec179058618d5852bc3509765c4dec /gcc/fold-const.c | |
| parent | 70fe8241cf9af8ebee773f657f4bc4c99bd14bed (diff) | |
| download | gcc-5eb945def1519f39c47a599d1f680f0e88d9d492.tar.gz | |
* fold-const.c (make_range): Don't go looking at TREE_OPERANDs of
nodes that are not expressions.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@20728 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/fold-const.c')
| -rw-r--r-- | gcc/fold-const.c | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/gcc/fold-const.c b/gcc/fold-const.c index 30499a178de..7544f8b673a 100644 --- a/gcc/fold-const.c +++ b/gcc/fold-const.c @@ -2836,10 +2836,20 @@ make_range (exp, pin_p, plow, phigh) while (1) { code = TREE_CODE (exp); - arg0 = TREE_OPERAND (exp, 0), arg1 = TREE_OPERAND (exp, 1); - if (TREE_CODE_CLASS (code) == '<' || TREE_CODE_CLASS (code) == '1' - || TREE_CODE_CLASS (code) == '2') - type = TREE_TYPE (arg0); + + if (IS_EXPR_CODE_CLASS (TREE_CODE_CLASS (code))) + { + arg0 = TREE_OPERAND (exp, 0); + if (TREE_CODE_CLASS (code) == '<' + || TREE_CODE_CLASS (code) == '1' + || TREE_CODE_CLASS (code) == '2') + type = TREE_TYPE (arg0); + if (TREE_CODE_CLASS (code) == '2' + || TREE_CODE_CLASS (code) == '<' + || (TREE_CODE_CLASS (code) == 'e' + && tree_code_length[(int) code] > 1)) + arg1 = TREE_OPERAND (exp, 1); + } switch (code) { |