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| author | Marek Polacek <polacek@redhat.com> | 2015-02-16 11:16:33 +0000 |
|---|---|---|
| committer | Marek Polacek <mpolacek@gcc.gnu.org> | 2015-02-16 11:16:33 +0000 |
| commit | 3d5cb23da1ea830d33eea2a1a19912ee7dd63c45 (patch) | |
| tree | ce56072c2706198ec64cda9b65fcca06893dfbd5 /gcc | |
| parent | d39023b4d5a35bd5924eaa8593068a62894b9747 (diff) | |
| download | gcc-3d5cb23da1ea830d33eea2a1a19912ee7dd63c45.zip gcc-3d5cb23da1ea830d33eea2a1a19912ee7dd63c45.tar.gz gcc-3d5cb23da1ea830d33eea2a1a19912ee7dd63c45.tar.bz2 | |
re PR c/65066 (ICE: Segmentation fault with -Wformat=2)
PR c/65066
* c-format.c (check_format_types): Handle null param.
* gcc.dg/pr65066.c: New test.
From-SVN: r220732
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/c-family/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/c-family/c-format.c | 1 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/pr65066.c | 12 |
4 files changed, 23 insertions, 0 deletions
diff --git a/gcc/c-family/ChangeLog b/gcc/c-family/ChangeLog index 804c1db..45261cd 100644 --- a/gcc/c-family/ChangeLog +++ b/gcc/c-family/ChangeLog @@ -1,3 +1,8 @@ +2015-02-16 Marek Polacek <polacek@redhat.com> + + PR c/65066 + * c-format.c (check_format_types): Handle null param. + 2015-02-13 Marek Polacek <polacek@redhat.com> PR c/65040 diff --git a/gcc/c-family/c-format.c b/gcc/c-family/c-format.c index 2f49b2d..9d03ff0 100644 --- a/gcc/c-family/c-format.c +++ b/gcc/c-family/c-format.c @@ -2492,6 +2492,7 @@ check_format_types (location_t loc, format_wanted_type *types) && TREE_CODE (cur_type) == INTEGER_TYPE && warn_format_signedness && TYPE_UNSIGNED (wanted_type) + && cur_param != NULL_TREE && TREE_CODE (cur_param) == NOP_EXPR) { tree t = TREE_TYPE (TREE_OPERAND (cur_param, 0)); diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 01dc072..edbb95d 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2015-02-16 Marek Polacek <polacek@redhat.com> + + PR c/65066 + * gcc.dg/pr65066.c: New test. + 2015-02-16 Ilya Enkovich <ilya.enkovich@intel.com> * gcc.dg/pr65002.C: Move ... diff --git a/gcc/testsuite/gcc.dg/pr65066.c b/gcc/testsuite/gcc.dg/pr65066.c new file mode 100644 index 0000000..883a87d --- /dev/null +++ b/gcc/testsuite/gcc.dg/pr65066.c @@ -0,0 +1,12 @@ +/* PR c/65066 */ +/* { dg-do compile } */ +/* { dg-options "-Wformat=2" } */ + +extern int sscanf (const char *restrict, const char *restrict, ...); +int *a; + +void +foo () +{ + sscanf (0, "0x%x #", a); /* { dg-warning "expects argument of type" } */ +} |