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| author | Marek Polacek <polacek@redhat.com> | 2014-10-17 21:02:54 +0000 |
|---|---|---|
| committer | Marek Polacek <mpolacek@gcc.gnu.org> | 2014-10-17 21:02:54 +0000 |
| commit | 7278465e24b3d5a399ae2474f12870a91ba6af62 (patch) | |
| tree | e31df103a9c2a703683c07fab2d8a2abd2dc0a27 /gcc/c | |
| parent | d83fa499b9895618ae8f63c004f3090b71d488ae (diff) | |
| download | gcc-7278465e24b3d5a399ae2474f12870a91ba6af62.zip gcc-7278465e24b3d5a399ae2474f12870a91ba6af62.tar.gz gcc-7278465e24b3d5a399ae2474f12870a91ba6af62.tar.bz2 | |
re PR c/63567 (Linux kernel build error due to non-static initializers)
PR c/63567
* c-typeck.c (digest_init): Allow initializing objects with static
storage duration with compound literals even in C99 and add pedwarn
for it.
* gcc.dg/pr61096-1.c: Change dg-error into dg-warning.
* gcc.dg/pr63567-1.c: New test.
* gcc.dg/pr63567-2.c: New test.
From-SVN: r216416
Diffstat (limited to 'gcc/c')
| -rw-r--r-- | gcc/c/ChangeLog | 7 | ||||
| -rw-r--r-- | gcc/c/c-typeck.c | 4 |
2 files changed, 10 insertions, 1 deletions
diff --git a/gcc/c/ChangeLog b/gcc/c/ChangeLog index 294b4ef..35b8dcd 100644 --- a/gcc/c/ChangeLog +++ b/gcc/c/ChangeLog @@ -1,5 +1,12 @@ 2014-10-17 Marek Polacek <polacek@redhat.com> + PR c/63567 + * c-typeck.c (digest_init): Allow initializing objects with static + storage duration with compound literals even in C99 and add pedwarn + for it. + +2014-10-17 Marek Polacek <polacek@redhat.com> + PR c/63543 * c-tree.h (C_TYPE_ERROR_REPORTED): Define. * c-typeck.c (build_indirect_ref): Don't print the "dereferencing..." diff --git a/gcc/c/c-typeck.c b/gcc/c/c-typeck.c index 324736a..0dd3366 100644 --- a/gcc/c/c-typeck.c +++ b/gcc/c/c-typeck.c @@ -6683,13 +6683,15 @@ digest_init (location_t init_loc, tree type, tree init, tree origtype, inside_init = convert (type, inside_init); if (require_constant - && (code == VECTOR_TYPE || !flag_isoc99) && TREE_CODE (inside_init) == COMPOUND_LITERAL_EXPR) { /* As an extension, allow initializing objects with static storage duration with compound literals (which are then treated just as the brace enclosed list they contain). Also allow this for vectors, as we can only assign them with compound literals. */ + if (flag_isoc99 && code != VECTOR_TYPE) + pedwarn_init (init_loc, OPT_Wpedantic, "initializer element " + "is not constant"); tree decl = COMPOUND_LITERAL_EXPR_DECL (inside_init); inside_init = DECL_INITIAL (decl); } |