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| author | Joseph Myers <jsm@polyomino.org.uk> | 2004-09-18 19:28:14 +0100 |
|---|---|---|
| committer | Joseph Myers <jsm28@gcc.gnu.org> | 2004-09-18 19:28:14 +0100 |
| commit | ad97f4bed6ac21187cce4f9267279d13ae56ecab (patch) | |
| tree | 830f4247fa1b485a81b9d5118fdfb2e2eb711205 /gcc | |
| parent | 5995ebfb569204f9eb13f9269179881b139585f6 (diff) | |
| download | gcc-ad97f4bed6ac21187cce4f9267279d13ae56ecab.zip gcc-ad97f4bed6ac21187cce4f9267279d13ae56ecab.tar.gz gcc-ad97f4bed6ac21187cce4f9267279d13ae56ecab.tar.bz2 | |
re PR c/17424 (ICE with sizeof an undeclared variable)
PR c/17424
* c-typeck.c (c_expr_sizeof_expr): Check for error_mark_node.
testsuite:
* gcc.dg/pr17424-1.c: New test.
From-SVN: r87705
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/c-typeck.c | 15 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/pr17424-1.c | 5 |
4 files changed, 27 insertions, 3 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 8ac6692..e733d00 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2004-09-18 Joseph S. Myers <jsm@polyomino.org.uk> + + PR c/17424 + * c-typeck.c (c_expr_sizeof_expr): Check for error_mark_node. + 2004-09-18 Diego Novillo <dnovillo@redhat.com> * tree-ssa-alias.c (setup_pointers_and_addressables): Don't diff --git a/gcc/c-typeck.c b/gcc/c-typeck.c index c00b9ec..a7f7763 100644 --- a/gcc/c-typeck.c +++ b/gcc/c-typeck.c @@ -1855,9 +1855,18 @@ struct c_expr c_expr_sizeof_expr (struct c_expr expr) { struct c_expr ret; - ret.value = c_sizeof (TREE_TYPE (expr.value)); - ret.original_code = ERROR_MARK; - pop_maybe_used (C_TYPE_VARIABLE_SIZE (TREE_TYPE (expr.value))); + if (expr.value == error_mark_node) + { + ret.value = error_mark_node; + ret.original_code = ERROR_MARK; + pop_maybe_used (false); + } + else + { + ret.value = c_sizeof (TREE_TYPE (expr.value)); + ret.original_code = ERROR_MARK; + pop_maybe_used (C_TYPE_VARIABLE_SIZE (TREE_TYPE (expr.value))); + } return ret; } diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 4bb4604..df5cc53 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2004-09-18 Joseph S. Myers <jsm@polyomino.org.uk> + + PR c/17424 + * gcc.dg/pr17424-1.c: New test. + 2004-09-18 Diego Novillo <dnovillo@redhat.com> * g++.dg/tree-ssa/pr17153.C: New test. diff --git a/gcc/testsuite/gcc.dg/pr17424-1.c b/gcc/testsuite/gcc.dg/pr17424-1.c new file mode 100644 index 0000000..893b4af --- /dev/null +++ b/gcc/testsuite/gcc.dg/pr17424-1.c @@ -0,0 +1,5 @@ +/* Test for bug 17424: ICE for sizeof an undeclared variable. */ +/* { dg-do compile } */ +/* { dg-options "" } */ + +;int foezis = sizeof tni; /* { dg-error "'tni' undeclared" } */ |