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| author | Paolo Carlini <paolo.carlini@oracle.com> | 2014-11-10 20:14:41 +0000 |
|---|---|---|
| committer | Paolo Carlini <paolo@gcc.gnu.org> | 2014-11-10 20:14:41 +0000 |
| commit | 13c216556de997e8bda737d18a41ebe61bce1d79 (patch) | |
| tree | a319274155607b59e6fd0d9bad41edc6a68b2038 /gcc/c | |
| parent | de2b09ec2fac5fbbc0490f2768237f97261361ce (diff) | |
| download | gcc-13c216556de997e8bda737d18a41ebe61bce1d79.zip gcc-13c216556de997e8bda737d18a41ebe61bce1d79.tar.gz gcc-13c216556de997e8bda737d18a41ebe61bce1d79.tar.bz2 | |
invoke.texi ([-Wshift-count-negative, [...]): Add.
2014-11-10 Paolo Carlini <paolo.carlini@oracle.com>
* doc/invoke.texi ([-Wshift-count-negative, -Wshift-count-overflow]):
Add.
/c-family
2014-11-10 Paolo Carlini <paolo.carlini@oracle.com>
* c.opt ([Wshift-count-negative, Wshift-count-overflow]): Add.
/cp
2014-11-10 Paolo Carlini <paolo.carlini@oracle.com>
* typeck.c (cp_build_binary_op): Use OPT_Wshift_count_negative and
OPT_Wshift_count_overflow in the warnings.
/c
2014-11-10 Paolo Carlini <paolo.carlini@oracle.com>
* c-typeck.c (build_binary_op): Use OPT_Wshift_count_negative and
OPT_Wshift_count_overflow in the warnings.
/testsuite
2014-11-10 Paolo Carlini <paolo.carlini@oracle.com>
* c-c++-common/Wshift-count-overflow-1.c: New.
* c-c++-common/Wshift-count-overflow-2.c: Likewise.
* c-c++-common/Wshift-count-negative-1.c: Likewise.
* c-c++-common/Wshift-count-negative-2.c: Likewise.
From-SVN: r217313
Diffstat (limited to 'gcc/c')
| -rw-r--r-- | gcc/c/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/c/c-typeck.c | 14 |
2 files changed, 13 insertions, 6 deletions
diff --git a/gcc/c/ChangeLog b/gcc/c/ChangeLog index 24781e1..a2b3c78 100644 --- a/gcc/c/ChangeLog +++ b/gcc/c/ChangeLog @@ -1,3 +1,8 @@ +2014-11-10 Paolo Carlini <paolo.carlini@oracle.com> + + * c-typeck.c (build_binary_op): Use OPT_Wshift_count_negative and + OPT_Wshift_count_overflow in the warnings. + 2014-10-30 Marek Polacek <polacek@redhat.com> * c-objc-common.c (c_tree_printer) <case 'T'>: For a typedef name, diff --git a/gcc/c/c-typeck.c b/gcc/c/c-typeck.c index 79dbc3d..77ce549 100644 --- a/gcc/c/c-typeck.c +++ b/gcc/c/c-typeck.c @@ -10491,7 +10491,8 @@ build_binary_op (location_t location, enum tree_code code, { int_const = false; if (c_inhibit_evaluation_warnings == 0) - warning_at (location, 0, "right shift count is negative"); + warning_at (location, OPT_Wshift_count_negative, + "right shift count is negative"); } else { @@ -10502,8 +10503,8 @@ build_binary_op (location_t location, enum tree_code code, { int_const = false; if (c_inhibit_evaluation_warnings == 0) - warning_at (location, 0, "right shift count >= width " - "of type"); + warning_at (location, OPT_Wshift_count_overflow, + "right shift count >= width of type"); } } } @@ -10545,15 +10546,16 @@ build_binary_op (location_t location, enum tree_code code, { int_const = false; if (c_inhibit_evaluation_warnings == 0) - warning_at (location, 0, "left shift count is negative"); + warning_at (location, OPT_Wshift_count_negative, + "left shift count is negative"); } else if (compare_tree_int (op1, TYPE_PRECISION (type0)) >= 0) { int_const = false; if (c_inhibit_evaluation_warnings == 0) - warning_at (location, 0, "left shift count >= width of " - "type"); + warning_at (location, OPT_Wshift_count_overflow, + "left shift count >= width of type"); } } |