diff options
| author | sayle <sayle@138bc75d-0d04-0410-961f-82ee72b054a4> | 2005-05-26 04:38:51 +0000 |
|---|---|---|
| committer | sayle <sayle@138bc75d-0d04-0410-961f-82ee72b054a4> | 2005-05-26 04:38:51 +0000 |
| commit | 25bfdf6ae7239204040f0f4bbe2c3eb11ca5f535 (patch) | |
| tree | bd44a4cda29327050b9f2c57369d127ff6a5fde3 | |
| parent | 66bee34776b4c84e52cbbbaf4a8edf815f7406d4 (diff) | |
| download | ppe42-gcc-25bfdf6ae7239204040f0f4bbe2c3eb11ca5f535.tar.gz ppe42-gcc-25bfdf6ae7239204040f0f4bbe2c3eb11ca5f535.zip | |
* convert.c (convert_to_integer) <POINTER_TYPE>: Avoid recursive
call to convert_to_integer by building the NOP_EXPR directly.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@100184 138bc75d-0d04-0410-961f-82ee72b054a4
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/convert.c | 15 |
2 files changed, 13 insertions, 7 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index f9d1cb795a0..a4037339c6e 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2005-05-25 Roger Sayle <roger@eyesopen.com> + + * convert.c (convert_to_integer) <POINTER_TYPE>: Avoid recursive + call to convert_to_integer by building the NOP_EXPR directly. + 2005-05-25 Richard Sandiford <rsandifo@redhat.com> * config/rs6000/rs6000.opt (mprioritize-restricted-insns=): Fix typo. diff --git a/gcc/convert.c b/gcc/convert.c index 97705a2926a..fbd18dee23e 100644 --- a/gcc/convert.c +++ b/gcc/convert.c @@ -411,13 +411,14 @@ convert_to_integer (tree type, tree expr) case POINTER_TYPE: case REFERENCE_TYPE: if (integer_zerop (expr)) - expr = integer_zero_node; - else - expr = fold (build1 (CONVERT_EXPR, - lang_hooks.types.type_for_size (POINTER_SIZE, 0), - expr)); - - return convert_to_integer (type, expr); + return build_int_cst (type, 0); + + /* Convert to an unsigned integer of the correct width first, + and from there widen/truncate to the required type. */ + expr = fold_build1 (CONVERT_EXPR, + lang_hooks.types.type_for_size (POINTER_SIZE, 0), + expr); + return fold_build1 (NOP_EXPR, type, expr); case INTEGER_TYPE: case ENUMERAL_TYPE: |
